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Add assertion messages

This commit is contained in:
Richard Gibson 2021-09-11 11:34:41 -04:00 committed by rwaldron
parent 1a655779f0
commit 30eca7761b
1 changed files with 23 additions and 9 deletions
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32
test/built-ins/RegExp/prototype/exec/failure-lastindex-set.js vendored
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@ -29,6 +29,7 @@ var R_g = /./g, R_y = /./y, R_gy = /./gy;
var S = "test";
var lastIndex;
var bigLastIndexes = [
Infinity,
Number.MAX_VALUE,
@ -43,15 +44,28 @@ var bigLastIndexes = [
5
];
for ( var i = 0; i < bigLastIndexes.length; i++ ) {
R_g.lastIndex = bigLastIndexes[i];
R_y.lastIndex = bigLastIndexes[i];
R_gy.lastIndex = bigLastIndexes[i];
lastIndex = bigLastIndexes[i];
R_g.lastIndex = lastIndex;
R_y.lastIndex = lastIndex;
R_gy.lastIndex = lastIndex;
assert.sameValue(R_g.exec(S), null);
assert.sameValue(R_y.exec(S), null);
assert.sameValue(R_gy.exec(S), null);
assert.sameValue(R_g.exec(S), null,
"global RegExp instance must fail to match against '" + S +
"' at lastIndex " + lastIndex);
assert.sameValue(R_y.exec(S), null,
"sticky RegExp instance must fail to match against '" + S +
"' at lastIndex " + lastIndex);
assert.sameValue(R_gy.exec(S), null,
"global sticky RegExp instance must fail to match against '" + S +
"' at lastIndex " + lastIndex);
assert.sameValue(R_g.lastIndex, 0);
assert.sameValue(R_y.lastIndex, 0);
assert.sameValue(R_gy.lastIndex, 0);
assert.sameValue(R_g.lastIndex, 0,
"global RegExp instance lastIndex must be reset after " + lastIndex +
" exceeds string length");
assert.sameValue(R_y.lastIndex, 0,
"sticky RegExp instance lastIndex must be reset after " + lastIndex +
" exceeds string length");
assert.sameValue(R_gy.lastIndex, 0,
"global sticky RegExp instance lastIndex must be reset after " + lastIndex +
" exceeds string length");
}