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add the which chain method as per issue #347 #349

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Jan 22, 2015
Merged

add the which chain method as per issue #347 #349

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3 changes: 2 additions & 1 deletion lib/chai/core/assertions.js
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ module.exports = function (chai, _) {
* - been
* - is
* - that
* - which
* - and
* - has
* - have
Expand All @@ -39,7 +40,7 @@ module.exports = function (chai, _) {

[ 'to', 'be', 'been'
, 'is', 'and', 'has', 'have'
, 'with', 'that', 'at'
, 'with', 'that', 'which', 'at'
, 'of', 'same' ].forEach(function (chain) {
Assertion.addProperty(chain, function () {
return this;
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2 changes: 2 additions & 0 deletions test/expect.js
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Expand Up @@ -672,6 +672,8 @@ describe('expect', function () {
var tea = { name: 'chai', extras: ['milk', 'sugar', 'smile'] };
expect(tea).to.have.property('extras').with.lengthOf(3);

expect(tea).to.have.property('extras').which.contains('smile');

err(function(){
expect(tea).to.have.property('extras').with.lengthOf(4);
}, "expected [ 'milk', 'sugar', 'smile' ] to have a length of 4 but got 3");
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