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Document new equals() helper feature better.

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This commit is contained in:
Jürg Lehni 2013-02-08 19:40:36 -08:00
parent fa097e02f2
commit e6ca62da90
1 changed files with 6 additions and 2 deletions
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8
test/lib/helpers.js
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@ -26,13 +26,17 @@ function equals(actual, expected, message, tolerance) {
}
actual = actual();
}
// Let's be strict
// See if we need to compare with a tolerance, and if so, assume a number.
if (tolerance !== undefined) {
var ok = Math.abs(actual - expected) <= tolerance;
return QUnit.push(ok, ok ? expected : actual, expected, message);
} else if (expected && expected.equals) {
return QUnit.push(expected.equals(actual), actual + '', expected + '', message);
// Support calling of #equals() on the expected value, and automatically
// convert displayed values to strings.
return QUnit.push(expected.equals(actual), actual + '', expected + '',
message);
} else {
// Let's be strict
return strictEqual(actual, expected, message);
}
}