assert: fix deepEqual regression
Change of Object.keys in ES6 breaks assert.deepEqual about primitive values. V8: https://code.google.com/p/v8/issues/detail?id=3443 Previously deepEqual depends on Object.key that throws an error for a primitive value, but now Object.key does not throw. PR-URL: https://github.com/iojs/io.js/pull/193 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
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@ -201,8 +201,9 @@ function objEquiv(a, b) {
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return false;
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// an identical 'prototype' property.
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if (a.prototype !== b.prototype) return false;
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//~~~I've managed to break Object.keys through screwy arguments passing.
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// Converting to array solves the problem.
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// if one is a primitive, the other must be same
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if (util.isPrimitive(a) || util.isPrimitive(b))
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return a === b;
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var aIsArgs = isArguments(a),
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bIsArgs = isArguments(b);
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if ((aIsArgs && !bIsArgs) || (!aIsArgs && bIsArgs))
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@ -212,13 +213,9 @@ function objEquiv(a, b) {
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b = pSlice.call(b);
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return _deepEqual(a, b);
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}
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try {
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var ka = Object.keys(a),
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kb = Object.keys(b),
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key, i;
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} catch (e) {//happens when one is a string literal and the other isn't
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return false;
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}
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var ka = Object.keys(a),
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kb = Object.keys(b),
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key, i;
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// having the same number of owned properties (keys incorporates
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// hasOwnProperty)
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if (ka.length != kb.length)
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@ -153,8 +153,22 @@ nameBuilder2.prototype = Object;
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nb2 = new nameBuilder2('Ryan', 'Dahl');
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assert.throws(makeBlock(a.deepEqual, nb1, nb2), a.AssertionError);
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// String literal + object blew up my implementation...
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assert.throws(makeBlock(a.deepEqual, 'a', {}), a.AssertionError);
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// primitives and object
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assert.throws(makeBlock(a.deepEqual, null, {}), a.AssertionError);
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assert.throws(makeBlock(a.deepEqual, undefined, {}), a.AssertionError);
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assert.throws(makeBlock(a.deepEqual, 'a', ['a']), a.AssertionError);
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assert.throws(makeBlock(a.deepEqual, 'a', {0: 'a'}), a.AssertionError);
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assert.throws(makeBlock(a.deepEqual, 1, {}), a.AssertionError);
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assert.throws(makeBlock(a.deepEqual, true, {}), a.AssertionError);
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if (typeof Symbol === 'symbol') {
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assert.throws(makeBlock(assert.deepEqual, Symbol(), {}), a.AssertionError);
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}
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// primitive wrappers and object
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assert.doesNotThrow(makeBlock(a.deepEqual, new String('a'), ['a']), a.AssertionError);
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assert.doesNotThrow(makeBlock(a.deepEqual, new String('a'), {0: 'a'}), a.AssertionError);
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assert.doesNotThrow(makeBlock(a.deepEqual, new Number(1), {}), a.AssertionError);
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assert.doesNotThrow(makeBlock(a.deepEqual, new Boolean(true), {}), a.AssertionError);
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// Testing the throwing
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function thrower(errorConstructor) {
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