ArrayIndexListView: isset test added.

Author: Smoren

tests/unit/ArrayIndexListView/IssetTest.php

@@ -0,0 +1,79 @@
+<?php
+
+namespace Smoren\ArrayView\Tests\Unit\ArrayIndexListView;
+
+use Smoren\ArrayView\Selectors\IndexListSelector;
+use Smoren\ArrayView\Selectors\MaskSelector;
+use Smoren\ArrayView\Views\ArrayIndexListView;
+use Smoren\ArrayView\Views\ArrayView;
+
+class IssetTest extends \Codeception\Test\Unit
+{
+    /**
+     * @dataProvider dataProviderForIssetTrue
+     */
+    public function testIssetTrue(array $source, array $indexes)
+    {
+        $view = ArrayView::toView($source);
+        $subview = $view->subview(new IndexListSelector($indexes));
+
+        $existIndexes = [
+            ...range(0, \count($indexes) - 1),
+            ...range(-1, -\count($indexes)),
+        ];
+
+        foreach ($existIndexes as $index) {
+            $this->assertTrue(isset($subview[$index]), $index);
+        }
+    }
+
+    /**
+     * @dataProvider dataProviderForIssetFalse
+     */
+    public function testIssetFalse(array $source, array $indexes, array $expected)
+    {
+        $view = ArrayView::toView($source);
+        $subview = $view->subview(new IndexListSelector($indexes));
+
+        foreach ($expected as $index) {
+            $this->assertFalse(isset($subview[$index]), $index);
+        }
+    }
+
+    public function dataProviderForIssetTrue(): array
+    {
+        return [
+            [[1], [0]],
+            [[1], [0, 0]],
+            [[1], [0, 0, 0]],
+            [[1, 2], [0]],
+            [[1, 2], [1]],
+            [[1, 2], [0, 1]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [1, 3, 5, 7]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [7, 5, 3, 1]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [1, 5, 3, 7]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [0, 1, 7, 8]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [1, 1, 5, 5, 3]],
+        ];
+    }
+
+    public static function dataProviderForIssetFalse(): array
+    {
+        return [
+            [[], [], [-2, -1, 0, 1, 2]],
+            [[1], [], [-2, -1, 0, 1, 2]],
+            [[1, 2, 3], [], [-2, -1, 0, 1, 2]],
+            [[1], [0], [-3, -2, 1, 2]],
+            [[1], [0, 0], [-5, -4, -3, 2, 3, 4]],
+            [[1], [0, 0, 0], [-6, -5, -4, 3, 4, 5]],
+            [[1, 2], [0], [-3, -2, 1, 2]],
+            [[1, 2], [1], [-3, -2, 1, 2]],
+            [[1, 2], [0, 1], [-5, -4, -3, 2, 3, 4]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [1, 3, 5, 7], [-7, -6, -5, 4, 5, 6]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [7, 5, 3, 1], [-7, -6, -5, 4, 5, 6]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [1, 5, 3, 7], [-7, -6, -5, 4, 5, 6]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [0, 1, 7, 8], [-7, -6, -5, 4, 5, 6]],
+            [[1, 2, 3, 4, 5, 6, 7, 8, 9], [1, 1, 5, 5, 3], [-8, -7, -6, 5, 6, 7]],
+        ];
+    }
+}