docgraph: update test output with new output
authorPierre-Yves David <pierre-yves.david@octobus.net>
Wed, 20 Dec 2017 13:18:49 +0100
changeset 3316 76e5b5ae6864
parent 3315 c153441cdc0e
child 3317 a950e6cc5e9e
docgraph: update test output with new output
tests/test-topic-tutorial.t
tests/test-tutorial.t
--- a/tests/test-topic-tutorial.t	Mon Dec 18 09:04:16 2017 +0100
+++ b/tests/test-topic-tutorial.t	Wed Dec 20 13:18:49 2017 +0100
@@ -73,21 +73,21 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       }
 #endif
 
@@ -123,21 +123,21 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       }
 #endif
 
@@ -166,21 +166,21 @@
   $ hg docgraph -r "topic("food")" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	1	 [fillcolor="#9999FF",
+      	1	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=1,
       		pin=true,
       		pos="1,1!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       }
 #endif
 
@@ -213,31 +213,31 @@
   $ hg docgraph -r "topic("food")" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	1	 [fillcolor="#9999FF",
+      	1	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=1,
       		pin=true,
       		pos="1,1!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
-      	2	 [fillcolor="#9999FF",
+      		width=1];
+      	2	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=2,
       		pin=true,
       		pos="1,2!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	1 -> 2	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -288,43 +288,43 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	1	 [fillcolor="#9999FF",
+      		width=1];
+      	1	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=1,
       		pin=true,
       		pos="1,1!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 1	 [arrowhead=none,
       		penwidth=2.0];
-      	2	 [fillcolor="#9999FF",
+      	2	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=2,
       		pin=true,
       		pos="1,2!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	1 -> 2	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -412,55 +412,55 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	1	 [fillcolor="#9999FF",
+      		width=1];
+      	1	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=1,
       		pin=true,
       		pos="1,1!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 1	 [arrowhead=none,
       		penwidth=2.0];
-      	3	 [fillcolor="#9999FF",
+      	3	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=3,
       		pin=true,
       		pos="1,3!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 3	 [arrowhead=none,
       		penwidth=2.0];
-      	2	 [fillcolor="#9999FF",
+      	2	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=2,
       		pin=true,
       		pos="1,2!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	1 -> 2	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -519,55 +519,55 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	3	 [fillcolor="#9999FF",
+      		width=1];
+      	3	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=3,
       		pin=true,
       		pos="1,3!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 3	 [arrowhead=none,
       		penwidth=2.0];
-      	4	 [fillcolor="#9999FF",
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	3 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -627,55 +627,55 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	3	 [fillcolor="#9999FF",
+      		width=1];
+      	3	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=3,
       		pin=true,
       		pos="1,3!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 3	 [arrowhead=none,
       		penwidth=2.0];
-      	4	 [fillcolor="#9999FF",
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	3 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -897,139 +897,139 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	3	 [fillcolor="#9999FF",
+      		width=1];
+      	3	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=3,
       		pin=true,
       		pos="1,3!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 3	 [arrowhead=none,
       		penwidth=2.0];
-      	4	 [fillcolor="#9999FF",
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	3 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
-      	9	 [fillcolor="#9999FF",
+      	9	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=9,
       		pin=true,
       		pos="1,9!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 9	 [arrowhead=none,
       		penwidth=2.0];
-      	11	 [fillcolor="#9999FF",
+      	11	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=11,
       		pin=true,
       		pos="1,11!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 11	 [arrowhead=none,
       		penwidth=2.0];
-      	7	 [fillcolor="#9999FF",
+      	7	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=7,
       		pin=true,
       		pos="1,7!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 7	 [arrowhead=none,
       		penwidth=2.0];
-      	8	 [fillcolor="#9999FF",
+      	8	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=8,
       		pin=true,
       		pos="1,8!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	7 -> 8	 [arrowhead=none,
       		penwidth=2.0];
-      	10	 [fillcolor="#9999FF",
+      	10	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=10,
       		pin=true,
       		pos="1,10!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	9 -> 10	 [arrowhead=none,
       		penwidth=2.0];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	11 -> 12	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -1240,95 +1240,96 @@
   $ hg docgraph -r "t0::" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	13	 [fillcolor="#DFDFFF",
       		fixedsize=true,
       		group=default_alt,
-      		height=0.5,
+      		height=1,
       		label=13,
       		pin=true,
       		pos="2,13!",
       		shape=pentagon,
       		style="dotted, filled",
-      		width=0.5];
+      		width=1];
       	12 -> 13	 [arrowhead=none,
       		penwidth=2.0];
-      	18	 [fillcolor="#9999FF",
+      	18	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=18,
       		pin=true,
       		pos="1,18!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	12 -> 18	 [arrowhead=none,
       		penwidth=2.0];
-      	16	 [fillcolor="#9999FF",
+      	16	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=16,
       		pin=true,
       		pos="1,16!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	12 -> 16	 [arrowhead=none,
       		penwidth=2.0];
-      	13 -> 18	 [arrowhead=none,
+      	13 -> 18	 [arrowtail=none,
+      		dir=back,
       		minlen=0,
       		penwidth=2.0,
       		style=dashed];
       	14	 [fillcolor="#FF4F4F",
       		fixedsize=true,
       		group=default_alt,
-      		height=0.5,
+      		height=1,
       		label=14,
       		pin=true,
       		pos="2,14!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	13 -> 14	 [arrowhead=none,
       		penwidth=2.0];
       	15	 [fillcolor="#FF4F4F",
       		fixedsize=true,
       		group=default_alt,
-      		height=0.5,
+      		height=1,
       		label=15,
       		pin=true,
       		pos="2,15!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	14 -> 15	 [arrowhead=none,
       		penwidth=2.0];
-      	17	 [fillcolor="#9999FF",
+      	17	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=17,
       		pin=true,
       		pos="1,17!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	16 -> 17	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -1420,79 +1421,79 @@
   $ hg docgraph -r "t0::" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	16	 [fillcolor="#9999FF",
+      		width=1];
+      	16	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=16,
       		pin=true,
       		pos="1,16!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	12 -> 16	 [arrowhead=none,
       		penwidth=2.0];
-      	18	 [fillcolor="#9999FF",
+      	18	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=18,
       		pin=true,
       		pos="1,18!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	12 -> 18	 [arrowhead=none,
       		penwidth=2.0];
-      	17	 [fillcolor="#9999FF",
+      	17	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=17,
       		pin=true,
       		pos="1,17!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	16 -> 17	 [arrowhead=none,
       		penwidth=2.0];
-      	19	 [fillcolor="#9999FF",
+      	19	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=19,
       		pin=true,
       		pos="1,19!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	18 -> 19	 [arrowhead=none,
       		penwidth=2.0];
-      	20	 [fillcolor="#9999FF",
+      	20	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=20,
       		pin=true,
       		pos="1,20!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	19 -> 20	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -1602,151 +1603,151 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	3	 [fillcolor="#9999FF",
+      		width=1];
+      	3	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=3,
       		pin=true,
       		pos="1,3!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 3	 [arrowhead=none,
       		penwidth=2.0];
-      	4	 [fillcolor="#9999FF",
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	3 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	11	 [fillcolor="#9999FF",
+      	11	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=11,
       		pin=true,
       		pos="1,11!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 11	 [arrowhead=none,
       		penwidth=2.0];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	11 -> 12	 [arrowhead=none,
       		penwidth=2.0];
-      	16	 [fillcolor="#9999FF",
+      	16	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=16,
       		pin=true,
       		pos="1,16!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	12 -> 16	 [arrowhead=none,
       		penwidth=2.0];
-      	18	 [fillcolor="#9999FF",
+      	18	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=18,
       		pin=true,
       		pos="1,18!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	12 -> 18	 [arrowhead=none,
       		penwidth=2.0];
-      	17	 [fillcolor="#9999FF",
+      	17	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=17,
       		pin=true,
       		pos="1,17!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	16 -> 17	 [arrowhead=none,
       		penwidth=2.0];
-      	19	 [fillcolor="#9999FF",
+      	19	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=19,
       		pin=true,
       		pos="1,19!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	18 -> 19	 [arrowhead=none,
       		penwidth=2.0];
-      	21	 [fillcolor="#9999FF",
+      	21	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=21,
       		pin=true,
       		pos="1,21!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	18 -> 21	 [arrowhead=none,
       		penwidth=2.0];
-      	20	 [fillcolor="#9999FF",
+      	20	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=20,
       		pin=true,
       		pos="1,20!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	19 -> 20	 [arrowhead=none,
       		penwidth=2.0];
       }
--- a/tests/test-tutorial.t	Mon Dec 18 09:04:16 2017 +0100
+++ b/tests/test-tutorial.t	Wed Dec 20 13:18:49 2017 +0100
@@ -133,43 +133,43 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	1	 [fillcolor="#9999FF",
+      		width=1];
+      	1	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=1,
       		pin=true,
       		pos="1,1!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 1	 [arrowhead=none,
       		penwidth=2.0];
-      	2	 [fillcolor="#9999FF",
+      	2	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=2,
       		pin=true,
       		pos="1,2!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	1 -> 2	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -212,43 +212,43 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	1	 [fillcolor="#9999FF",
+      		width=1];
+      	1	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=1,
       		pin=true,
       		pos="1,1!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 1	 [arrowhead=none,
       		penwidth=2.0];
-      	2	 [fillcolor="#9999FF",
+      	2	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=2,
       		pin=true,
       		pos="1,2!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	1 -> 2	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -284,43 +284,43 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	1	 [fillcolor="#9999FF",
+      		width=1];
+      	1	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=1,
       		pin=true,
       		pos="1,1!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 1	 [arrowhead=none,
       		penwidth=2.0];
-      	3	 [fillcolor="#9999FF",
+      	3	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=3,
       		pin=true,
       		pos="1,3!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	1 -> 3	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -385,55 +385,55 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	1	 [fillcolor="#9999FF",
+      		width=1];
+      	1	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=1,
       		pin=true,
       		pos="1,1!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 1	 [arrowhead=none,
       		penwidth=2.0];
-      	4	 [fillcolor="#9999FF",
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	3	 [fillcolor="#9999FF",
+      	3	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=3,
       		pin=true,
       		pos="1,3!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	1 -> 3	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -464,55 +464,55 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -566,55 +566,55 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -686,79 +686,79 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
-      	8	 [fillcolor="#9999FF",
+      	8	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=8,
       		pin=true,
       		pos="1,8!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 8	 [arrowhead=none,
       		penwidth=2.0];
-      	10	 [fillcolor="#9999FF",
+      	10	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=10,
       		pin=true,
       		pos="1,10!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 10	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -830,79 +830,79 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
-      	10	 [fillcolor="#9999FF",
+      	10	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=10,
       		pin=true,
       		pos="1,10!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 10	 [arrowhead=none,
       		penwidth=2.0];
-      	11	 [fillcolor="#9999FF",
+      	11	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=11,
       		pin=true,
       		pos="1,11!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	10 -> 11	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -1125,79 +1125,79 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
-      	10	 [fillcolor="#9999FF",
+      	10	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=10,
       		pin=true,
       		pos="1,10!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 10	 [arrowhead=none,
       		penwidth=2.0];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	10 -> 12	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -1242,107 +1242,108 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
-      	10	 [fillcolor="#9999FF",
+      	10	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=10,
       		pin=true,
       		pos="1,10!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 10	 [arrowhead=none,
       		penwidth=2.0];
       	11	 [fillcolor="#DFDFFF",
       		fixedsize=true,
       		group=default_alt,
-      		height=0.5,
+      		height=1,
       		label=11,
       		pin=true,
       		pos="2,11!",
       		shape=pentagon,
       		style="dotted, filled",
-      		width=0.5];
+      		width=1];
       	10 -> 11	 [arrowhead=none,
       		penwidth=2.0];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	10 -> 12	 [arrowhead=none,
       		penwidth=2.0];
-      	11 -> 12	 [arrowhead=none,
+      	11 -> 12	 [arrowtail=none,
+      		dir=back,
       		minlen=0,
       		penwidth=2.0,
       		style=dashed];
       	13	 [fillcolor="#FF4F4F",
       		fixedsize=true,
       		group=default_alt,
-      		height=0.5,
+      		height=1,
       		label=13,
       		pin=true,
       		pos="2,13!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	11 -> 13	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -1404,91 +1405,91 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
-      	10	 [fillcolor="#9999FF",
+      	10	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=10,
       		pin=true,
       		pos="1,10!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 10	 [arrowhead=none,
       		penwidth=2.0];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	10 -> 12	 [arrowhead=none,
       		penwidth=2.0];
-      	14	 [fillcolor="#9999FF",
+      	14	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=14,
       		pin=true,
       		pos="1,14!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	12 -> 14	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -1570,103 +1571,103 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
-      	10	 [fillcolor="#9999FF",
+      	10	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=10,
       		pin=true,
       		pos="1,10!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 10	 [arrowhead=none,
       		penwidth=2.0];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	10 -> 12	 [arrowhead=none,
       		penwidth=2.0];
-      	14	 [fillcolor="#9999FF",
+      	14	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=14,
       		pin=true,
       		pos="1,14!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	12 -> 14	 [arrowhead=none,
       		penwidth=2.0];
-      	15	 [fillcolor="#9999FF",
+      	15	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=15,
       		pin=true,
       		pos="1,15!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	14 -> 15	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -1706,103 +1707,103 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
-      	10	 [fillcolor="#9999FF",
+      	10	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=10,
       		pin=true,
       		pos="1,10!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 10	 [arrowhead=none,
       		penwidth=2.0];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	10 -> 12	 [arrowhead=none,
       		penwidth=2.0];
       	14	 [fillcolor="#DFDFFF",
       		fixedsize=true,
       		group=default_alt,
-      		height=0.5,
+      		height=1,
       		label=14,
       		pin=true,
       		pos="2,14!",
       		shape=pentagon,
       		style="dotted, filled",
-      		width=0.5];
+      		width=1];
       	12 -> 14	 [arrowhead=none,
       		penwidth=2.0];
       	15	 [fillcolor="#FF4F4F",
       		fixedsize=true,
       		group=default_alt,
-      		height=0.5,
+      		height=1,
       		label=15,
       		pin=true,
       		pos="2,15!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	14 -> 15	 [arrowhead=none,
       		penwidth=2.0];
       }
@@ -1815,7 +1816,7 @@
   $ hg docgraph -r "orphan()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
@@ -1823,13 +1824,13 @@
       	15	 [fillcolor="#FF4F4F",
       		fixedsize=true,
       		group=default_alt,
-      		height=0.5,
+      		height=1,
       		label=15,
       		pin=true,
       		pos="1,15!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       }
 #endif
 
@@ -1859,91 +1860,91 @@
   $ hg docgraph -r "all()" --sphinx-directive --rankdir LR #rest-ignore
   .. graphviz::
   
-      strict digraph  {
+      strict digraph "Mercurial graph" {
       	graph [rankdir=LR,
       		splines=polyline
       	];
       	node [label="\N"];
-      	0	 [fillcolor="#9999FF",
+      	0	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=0,
       		pin=true,
       		pos="1,0!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
-      	4	 [fillcolor="#9999FF",
+      		width=1];
+      	4	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=4,
       		pin=true,
       		pos="1,4!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	0 -> 4	 [arrowhead=none,
       		penwidth=2.0];
-      	5	 [fillcolor="#9999FF",
+      	5	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=5,
       		pin=true,
       		pos="1,5!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	4 -> 5	 [arrowhead=none,
       		penwidth=2.0];
-      	6	 [fillcolor="#9999FF",
+      	6	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=6,
       		pin=true,
       		pos="1,6!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	5 -> 6	 [arrowhead=none,
       		penwidth=2.0];
-      	10	 [fillcolor="#9999FF",
+      	10	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=10,
       		pin=true,
       		pos="1,10!",
       		shape=circle,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	6 -> 10	 [arrowhead=none,
       		penwidth=2.0];
-      	12	 [fillcolor="#9999FF",
+      	12	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=12,
       		pin=true,
       		pos="1,12!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	10 -> 12	 [arrowhead=none,
       		penwidth=2.0];
-      	16	 [fillcolor="#9999FF",
+      	16	 [fillcolor="#7F7FFF",
       		fixedsize=true,
       		group=default,
-      		height=0.5,
+      		height=1,
       		label=16,
       		pin=true,
       		pos="1,16!",
       		shape=pentagon,
       		style=filled,
-      		width=0.5];
+      		width=1];
       	12 -> 16	 [arrowhead=none,
       		penwidth=2.0];
       }