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More example tests.
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3 files changed

+264
-3
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‎src/Traits/ArrayViewAccessTrait.php

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -86,7 +86,7 @@ public function offsetExists($offset): bool
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*
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* $view['::2']; // [1, 3, 5]
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* $view[[0, 2, 4]]; // [1, 3, 5]
89-
* $view[[true, true, false, false, true]]; // [1, 3, 5]
89+
* $view[[true, true, false, false, true]]; // [1, 2, 5]
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* ```
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*
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* @param numeric|S $offset The offset to get the value at.

‎src/Traits/ArrayViewOperationsTrait.php

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -188,7 +188,7 @@ public function map(callable $mapper): array
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*
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* $data = [9, 27, 45, 63, 81];
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*
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* $subview->mapWith($data, fn ($lhs, $rhs) => $lhs * $rhs); // [10, 30, 50, 70, 90]
191+
* $subview->mapWith($data, fn ($lhs, $rhs) => $lhs + $rhs); // [10, 30, 50, 70, 90]
192192
* ```
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*
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* @template U The type rhs of a binary operation.
@@ -257,7 +257,7 @@ public function apply(callable $mapper): self
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*
258258
* $data = [9, 27, 45, 63, 81];
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*
260-
* $subview->applyWith($data, fn ($lhs, $rhs) => $lhs * $rhs);
260+
* $subview->applyWith($data, fn ($lhs, $rhs) => $lhs + $rhs);
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* $subview->toArray(); // [10, 30, 50, 70, 90]
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*
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* $source; // [10, 2, 30, 4, 50, 6, 70, 8, 90, 10]

‎tests/unit/Examples/ExamplesTest.php

Lines changed: 261 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -184,4 +184,265 @@ public function testSelectorsPipeNested()
184184
$subview[':'] = [55, 77];
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$this->assertSame([1, 2, 3, 4, 55, 6, 77, 8, 9, 10], $originalArray);
186186
}
187+
188+
public function testMap()
189+
{
190+
$source = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
191+
$subview = ArrayView::toView($source)->subview('::2');
192+
193+
$actual = $subview->map(fn ($x) => $x * 10);
194+
$this->assertSame([10, 30, 50, 70, 90], $actual);
195+
}
196+
197+
public function testMapWith()
198+
{
199+
$source = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
200+
$subview = ArrayView::toView($source)->subview('::2');
201+
$this->assertSame([1, 3, 5, 7, 9], $subview->toArray());
202+
203+
$data = [9, 27, 45, 63, 81];
204+
205+
$actual = $subview->mapWith($data, fn ($lhs, $rhs) => $lhs + $rhs);
206+
$this->assertSame([10, 30, 50, 70, 90], $actual);
207+
}
208+
209+
public function testIs()
210+
{
211+
$source = [1, 2, 3, 4, 5, 6];
212+
$view = ArrayView::toView($source);
213+
214+
$mask = $view->is(fn ($x) => $x % 2 === 0);
215+
$this->assertSame([false, true, false, true, false, true], $mask->getValue());
216+
217+
$this->assertSame([2, 4, 6], $view->subview($mask)->toArray());
218+
$this->assertSame([2, 4, 6], $view[$mask]);
219+
220+
$view[$mask] = [20, 40, 60];
221+
$this->assertSame([1, 20, 3, 40, 5, 60], $source);
222+
}
223+
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public function testMatch()
225+
{
226+
$source = [1, 2, 3, 4, 5, 6];
227+
$view = ArrayView::toView($source);
228+
229+
$mask = $view->match(fn ($x) => $x % 2 === 0);
230+
$this->assertSame([false, true, false, true, false, true], $mask->getValue());
231+
232+
$this->assertSame([2, 4, 6], $view->subview($mask)->toArray());
233+
$this->assertSame([2, 4, 6], $view[$mask]);
234+
235+
$view[$mask] = [20, 40, 60];
236+
$this->assertSame([1, 20, 3, 40, 5, 60], $source);
237+
}
238+
239+
public function testMatchWith()
240+
{
241+
$source = [1, 2, 3, 4, 5, 6];
242+
$view = ArrayView::toView($source);
243+
244+
$data = [6, 5, 4, 3, 2, 1];
245+
246+
$mask = $view->matchWith($data, fn ($lhs, $rhs) => $lhs > $rhs);
247+
$this->assertSame([false, false, false, true, true, true], $mask->getValue());
248+
249+
$this->assertSame([4, 5, 6], $view->subview($mask)->toArray());
250+
$this->assertSame([4, 5, 6], $view[$mask]);
251+
252+
$view[$mask] = [40, 50, 60];
253+
$this->assertSame([1, 2, 3, 40, 50, 60], $source);
254+
}
255+
256+
public function testApply()
257+
{
258+
$source = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
259+
$subview = ArrayView::toView($source)->subview('::2');
260+
261+
$this->assertSame([1, 3, 5, 7, 9], $subview->toArray());
262+
263+
$subview->apply(fn ($x) => $x * 10);
264+
265+
$this->assertSame([10, 30, 50, 70, 90], $subview->toArray());
266+
$this->assertSame([10, 2, 30, 4, 50, 6, 70, 8, 90, 10], $source);
267+
}
268+
269+
public function testApplyWith()
270+
{
271+
$source = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
272+
$subview = ArrayView::toView($source)->subview('::2');
273+
274+
$this->assertSame([1, 3, 5, 7, 9], $subview->toArray());
275+
276+
$data = [9, 27, 45, 63, 81];
277+
278+
$subview->applyWith($data, fn ($lhs, $rhs) => $lhs + $rhs);
279+
$this->assertSame([10, 30, 50, 70, 90], $subview->toArray());
280+
281+
$this->assertSame([10, 2, 30, 4, 50, 6, 70, 8, 90, 10], $source);
282+
}
283+
284+
public function testFilter()
285+
{
286+
$source = [1, 2, 3, 4, 5, 6];
287+
$view = ArrayView::toView($source);
288+
289+
$filtered = $view->filter(fn ($x) => $x % 2 === 0);
290+
$this->assertSame([2, 4, 6], $filtered->toArray());
291+
292+
$filtered[':'] = [20, 40, 60];
293+
$this->assertSame([20, 40, 60], $filtered->toArray());
294+
295+
$this->assertSame([1, 20, 3, 40, 5, 60], $source);
296+
}
297+
298+
public function testCount()
299+
{
300+
$source = [1, 2, 3, 4, 5];
301+
302+
$subview = ArrayView::toView($source)->subview('::2');
303+
304+
$this->assertSame([1, 3, 5], $subview->toArray());
305+
$this->assertCount(3, $subview);
306+
}
307+
308+
public function testIterator()
309+
{
310+
$source = [1, 2, 3, 4, 5];
311+
$subview = ArrayView::toView($source)->subview('::2'); // [1, 3, 5]
312+
313+
$actual = [];
314+
foreach ($subview as $item) {
315+
$actual[] = $item;
316+
// 1, 3, 5
317+
}
318+
$this->assertSame([1, 3, 5], $actual);
319+
$this->assertSame([1, 3, 5], [...$subview]);
320+
}
321+
322+
public function testIsReadonly()
323+
{
324+
$source = [1, 2, 3, 4, 5];
325+
326+
$readonlyView = ArrayView::toView($source, true);
327+
$this->assertTrue($readonlyView->isReadonly());
328+
329+
$readonlySubview = ArrayView::toView($source)->subview('::2', true);
330+
$this->assertTrue($readonlySubview->isReadonly());
331+
332+
$view = ArrayView::toView($source);
333+
$this->assertFalse($view->isReadonly());
334+
335+
$subview = ArrayView::toView($source)->subview('::2');
336+
$this->assertFalse($subview->isReadonly());
337+
}
338+
339+
public function testOffsetExists()
340+
{
341+
$source = [1, 2, 3, 4, 5];
342+
$view = ArrayView::toView($source);
343+
344+
$this->assertTrue(isset($view[0]));
345+
$this->assertTrue(isset($view[-1]));
346+
$this->assertFalse(isset($view[10]));
347+
348+
$this->assertTrue(isset($view[new SliceSelector('::2')]));
349+
$this->assertTrue(isset($view[new IndexListSelector([0, 2, 4])]));
350+
$this->assertFalse(isset($view[new IndexListSelector([0, 2, 10])]));
351+
$this->assertTrue(isset($view[new MaskSelector([true, true, false, false, true])]));
352+
$this->assertFalse(isset($view[new MaskSelector([true, true, false, false, true, true])]));
353+
354+
$this->assertTrue(isset($view['::2']));
355+
$this->assertTrue(isset($view[[0, 2, 4]]));
356+
$this->assertFalse(isset($view[[0, 2, 10]]));
357+
$this->assertTrue(isset($view[[true, true, false, false, true]]));
358+
$this->assertFalse(isset($view[[true, true, false, false, true, true]]));
359+
}
360+
361+
public function testOffsetGet()
362+
{
363+
$source = [1, 2, 3, 4, 5];
364+
$view = ArrayView::toView($source);
365+
366+
$this->assertSame(1, $view[0]);
367+
$this->assertSame(5, $view[-1]);
368+
369+
$this->assertSame([1, 3, 5], $view[new SliceSelector('::2')]);
370+
$this->assertSame([1, 3, 5], $view[new IndexListSelector([0, 2, 4])]);
371+
$this->assertSame([1, 2, 5], $view[new MaskSelector([true, true, false, false, true])]);
372+
373+
$this->assertSame([1, 3, 5], $view['::2']);
374+
$this->assertSame([1, 3, 5], $view[[0, 2, 4]]);
375+
$this->assertSame([1, 2, 5], $view[[true, true, false, false, true]]);
376+
}
377+
378+
public function testOffsetSet()
379+
{
380+
$source = [1, 2, 3, 4, 5];
381+
$view = ArrayView::toView($source);
382+
383+
$view[0] = 11;
384+
$view[-1] = 55;
385+
386+
$this->assertSame([11, 2, 3, 4, 55], $source);
387+
388+
$source = [1, 2, 3, 4, 5];
389+
$view = ArrayView::toView($source);
390+
391+
$view[new SliceSelector('::2')] = [11, 33, 55];
392+
$this->assertSame([11, 2, 33, 4, 55], $source);
393+
394+
$view[new IndexListSelector([1, 3])] = [22, 44];
395+
$this->assertSame([11, 22, 33, 44, 55], $source);
396+
397+
$view[new MaskSelector([true, false, false, false, true])] = [111, 555];
398+
$this->assertSame([111, 22, 33, 44, 555], $source);
399+
400+
$source = [1, 2, 3, 4, 5];
401+
$view = ArrayView::toView($source);
402+
403+
$view['::2'] = [11, 33, 55];
404+
$this->assertSame([11, 2, 33, 4, 55], $source);
405+
406+
$view[[1, 3]] = [22, 44];
407+
$this->assertSame([11, 22, 33, 44, 55], $source);
408+
409+
$view[[true, false, false, false, true]] = [111, 555];
410+
$this->assertSame([111, 22, 33, 44, 555], $source);
411+
}
412+
413+
public function testSet()
414+
{
415+
$source = [1, 2, 3, 4, 5];
416+
$subview = ArrayView::toView($source)->subview('::2'); // [1, 3, 5]
417+
418+
$subview->set([11, 33, 55]);
419+
$this->assertSame([11, 33, 55], $subview->toArray());
420+
$this->assertSame([11, 2, 33, 4, 55], $source);
421+
}
422+
423+
public function testToUnlinkedView()
424+
{
425+
$source = [1, 2, 3, 4, 5];
426+
$view = ArrayView::toUnlinkedView($source);
427+
428+
$this->assertSame(1, $view[0]);
429+
$this->assertSame([2, 4], $view['1::2']);
430+
$view['1::2'] = [22, 44];
431+
432+
$this->assertSame([1, 22, 3, 44, 5], $view->toArray());
433+
$this->assertSame([1, 2, 3, 4, 5], $source);
434+
}
435+
436+
public function testToView()
437+
{
438+
$source = [1, 2, 3, 4, 5];
439+
$view = ArrayView::toView($source);
440+
441+
$this->assertSame(1, $view[0]);
442+
$this->assertSame([2, 4], $view['1::2']);
443+
$view['1::2'] = [22, 44];
444+
445+
$this->assertSame([1, 22, 3, 44, 5], $view->toArray());
446+
$this->assertSame([1, 22, 3, 44, 5], $source);
447+
}
187448
}

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