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Add more _.where tests.

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John-David Dalton
2014-04-29 19:15:09 -07:00
parent 5c9e4685db
commit 179422a84b
1 changed files with 32 additions and 16 deletions
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48
test/test.js
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@@ -9728,14 +9728,18 @@
deepEqual(_.where(objects, { 'a': 1, 'b': 2 }), [{ 'a': 1, 'b': 2 }]);
});
test('should not filter by inherited `source` properties', 1, function() {
test('should not filter by inherited `source` properties', 2, function() {
function Foo() {}
Foo.prototype = { 'a': 2 };
var source = new Foo;
source.b = 2;
deepEqual(_.where(objects, source), [{ 'a': 1, 'b': 2 }, { 'a': 2, 'b': 2 }]);
var expected = [objects[2], objects[3]],
actual = _.where(objects, source);
deepEqual(actual, expected);
ok(_.isEmpty(_.difference(actual, objects)));
});
test('should filter by problem JScript properties (test in IE < 9)', 1, function() {
@@ -9743,14 +9747,18 @@
deepEqual(_.where(collection, shadowedObject), [shadowedObject]);
});
test('should work with an object for `collection`', 1, function() {
test('should work with an object for `collection`', 2, function() {
var collection = {
'x': { 'a': 1 },
'y': { 'a': 3 },
'z': { 'a': 1, 'b': 2 }
};
deepEqual(_.where(collection, { 'a': 1 }), [{ 'a': 1 }, { 'a': 1, 'b': 2 }]);
var expected = [collection.x, collection.z],
actual = _.where(collection, { 'a': 1 });
deepEqual(actual, expected);
ok(_.isEmpty(_.difference(actual, _.values(collection))));
});
test('should work with a function for `source`', 1, function() {
@@ -9771,11 +9779,13 @@
deepEqual(actual, expected);
});
test('should perform a deep partial comparison of `source`', 1, function() {
test('should perform a deep partial comparison of `source`', 2, function() {
var collection = [{ 'a': { 'b': { 'c': 1, 'd': 2 }, 'e': 3 }, 'f': 4 }],
expected = collection.slice();
expected = collection.slice(),
actual = _.where(collection, { 'a': { 'b': { 'c': 1 } } });
deepEqual(_.where(collection, { 'a': { 'b': { 'c': 1 } } }), expected);
deepEqual(actual, expected);
ok(_.isEmpty(_.difference(actual, collection)));
});
test('should search of arrays for values', 2, function() {
@@ -9786,28 +9796,34 @@
deepEqual(_.where(collection, { 'a': [2] }), expected);
});
test('should perform a partial comparison of *all* objects within arrays of `source`', 1, function() {
test('should perform a partial comparison of *all* objects within arrays of `source`', 2, function() {
var collection = [
{ 'a': [{ 'b': 1, 'c': 2 }, { 'b': 3, 'c': 4 }] },
{ 'a': [{ 'b': 1, 'c': 2 }, { 'b': 3, 'c': 5 }] }
{ 'a': [{ 'b': 1, 'c': 2, 'd': 3 }, { 'b': 4, 'c': 5, 'd': 6 }] },
{ 'a': [{ 'b': 1, 'c': 2, 'd': 3 }, { 'b': 4, 'c': 6, 'd': 7 }] }
];
var actual = _.where(collection, { 'a': [{ 'b': 1, 'c': 2 }, { 'b': 3, 'c': 4 }] });
var actual = _.where(collection, { 'a': [{ 'b': 1, 'c': 2 }, { 'b': 4, 'c': 5 }] });
deepEqual(actual, [collection[0]]);
ok(_.isEmpty(_.difference(actual, collection)));
});
test('should handle a `source` with `undefined` values', 4, function() {
var source = { 'b': undefined };
deepEqual(_.where([{ 'a': 1 }, { 'a': 1, 'b': 1 }], source), []);
var source = { 'b': undefined },
actual = _.where([{ 'a': 1 }, { 'a': 1, 'b': 1 }], source);
deepEqual(actual, []);
var object = { 'a': 1, 'b': undefined };
deepEqual(_.where([object], source), [object]);
actual = _.where([object], source);
deepEqual(actual, [object]);
source = { 'a': { 'c': undefined } };
deepEqual(_.where([{ 'a': { 'b': 1 } }, { 'a':{ 'b':1 , 'c': 1 } }], source), []);
actual = _.where([{ 'a': { 'b': 1 } }, { 'a':{ 'b':1 , 'c': 1 } }], source);
deepEqual(actual, []);
object = { 'a': { 'b': 1, 'c': undefined } };
deepEqual(_.where([object], source), [object]);
actual = _.where([object], source);
deepEqual(actual, [object]);
});
}());