| @@ 26-69 (lines=44) @@ | ||
| 23 | $this->assertEquals('Chelsea', $coll->current()); |
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| 24 | } |
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| 25 | ||
| 26 | public function testNextMovesCollectionInternalPointer() |
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| 27 | { |
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| 28 | $coll = Factory::create($this->fixtures['names']); |
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| 29 | $this->assertEquals( |
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| 30 | 'Chelsea', |
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| 31 | $coll->current(), |
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| 32 | 'Initial call to current() should return first item in collection.' |
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| 33 | ); |
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| 34 | $this->assertEquals( |
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| 35 | 'Chelsea', |
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| 36 | $coll->current(), |
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| 37 | 'Subsequent calls to current() should continue to return the same value.' |
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| 38 | ); |
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| 39 | $coll->next(); |
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| 40 | $this->assertEquals( |
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| 41 | 'Adella', |
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| 42 | $coll->current(), |
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| 43 | 'After calling next(), current() should return the next item in the collection.' |
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| 44 | ); |
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| 45 | $coll->next(); |
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| 46 | $this->assertEquals( |
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| 47 | 'Monte', |
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| 48 | $coll->current(), |
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| 49 | 'Subsequent calls to next() and current() should return the next item in the collection.' |
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| 50 | ); |
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| 51 | $coll->next(); |
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| 52 | $coll->next(); |
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| 53 | $coll->next(); |
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| 54 | $coll->next(); |
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| 55 | $coll->next(); |
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| 56 | $coll->next(); |
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| 57 | $coll->next(); |
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| 58 | $this->assertEquals('Nakia', $coll->current(), 'We should now be at the last item in the collection.'); |
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| 59 | $coll->next(); |
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| 60 | $this->assertFalse( |
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| 61 | $coll->current(), |
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| 62 | "Subsequent calls to current() should return false because we have next'd past the end of the collection." |
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| 63 | ); |
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| 64 | $coll->next(); |
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| 65 | $this->assertFalse( |
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| 66 | $coll->current(), |
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| 67 | "Subsequent calls to current() should return false because we have next'd past the end of the collection." |
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| 68 | ); |
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| 69 | } |
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| 70 | ||
| 71 | public function testKeyReturnsCurrentKeyInCollection() |
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| 72 | { |
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| @@ 71-108 (lines=38) @@ | ||
| 68 | ); |
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| 69 | } |
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| 70 | ||
| 71 | public function testKeyReturnsCurrentKeyInCollection() |
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| 72 | { |
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| 73 | $coll = Factory::create($this->fixtures['names']); |
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| 74 | $this->assertSame(0, $coll->key(), 'Initial call to key() should return first item in collection.'); |
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| 75 | $this->assertSame(0, $coll->key(), 'Subsequent calls to key() should continue to return the same value.'); |
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| 76 | $coll->next(); |
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| 77 | $this->assertSame( |
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| 78 | 1, |
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| 79 | $coll->key(), |
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| 80 | 'After calling next(), key() should return the next item in the collection.' |
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| 81 | ); |
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| 82 | $coll->next(); |
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| 83 | $this->assertSame( |
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| 84 | 2, |
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| 85 | $coll->key(), |
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| 86 | 'Subsequent calls to next() and key() should return the next item in the collection.' |
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| 87 | ); |
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| 88 | $coll->next(); |
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| 89 | $coll->next(); |
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| 90 | $coll->next(); |
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| 91 | $coll->next(); |
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| 92 | $coll->next(); |
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| 93 | $coll->next(); |
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| 94 | $coll->next(); |
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| 95 | $this->assertSame(9, $coll->key(), 'We should now be at the last item in the collection.'); |
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| 96 | $coll->next(); |
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| 97 | $this->assertNull( |
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| 98 | $coll->key(), |
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| 99 | 'Subsequent calls to key() should continue to return null because'. |
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| 100 | " we have next'd past the end of the collection." |
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| 101 | ); |
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| 102 | $coll->next(); |
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| 103 | $this->assertNull( |
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| 104 | $coll->key(), |
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| 105 | 'Subsequent calls to key() should continue to return null because'. |
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| 106 | " we have next'd past the end of the collection." |
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| 107 | ); |
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| 108 | } |
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| 109 | ||
| 110 | public function testValidReturnsFalseWhenCollectionHasBeenIteratedBeyondItsLastItem() |
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| 111 | { |
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