[migration] move 'entities' table changes from 3.19.0 to bootstrap script
The 'mtime' and 'source' columns need to go away before we attempt to do
anything else with the repo, otherwise any addition of an entity is
going to explode.
function datetuple(d) {
return [d.getFullYear(), d.getMonth()+1, d.getDate(),
d.getHours(), d.getMinutes()];
}
function pprint(obj) {
print('{');
for(k in obj) {
print(' ' + k + ' = ' + obj[k]);
}
print('}');
}
function arrayrepr(array) {
return '[' + array.join(', ') + ']';
}
function assertArrayEquals(array1, array2) {
if (array1.length != array2.length) {
throw new crosscheck.AssertionFailure(array1.join(', ') + ' != ' + array2.join(', '));
}
for (var i=0; i<array1.length; i++) {
if (array1[i] != array2[i]) {
throw new crosscheck.AssertionFailure(arrayrepr(array1) + ' and ' + arrayrepr(array2)
+ ' differs at index ' + i);
}
}
}