Tests: Move WP_Theme::get_post_templates() tests to their own file.

This aims to make the tests more discoverable and easier to expand.

Follow-up to [41975].

See #64894.

git-svn-id: https://develop.svn.wordpress.org/trunk@62809 602fd350-edb4-49c9-b593-d223f7449a82

Author: SergeyBiryukov

tests/phpunit/tests/admin/includesTheme.php

@@ -183,45 +183,6 @@ public function test_page_templates_child_theme() {
 		$this->assertSame( array(), get_page_templates( null, 'bar' ) );
 	}
 
-	/**
-	 * @ticket 41717
-	 */
-	public function test_get_post_templates_child_theme() {
-		$theme = wp_get_theme( 'page-templates-child' );
-		$this->assertNotEmpty( $theme );
-
-		switch_theme( $theme['Template'], $theme['Stylesheet'] );
-
-		$post_templates = $theme->get_post_templates();
-
-		$this->assertSameSetsWithIndex(
-			array(
-				'template-top-level-post-types.php'       => 'Top Level',
-				'subdir/template-sub-dir-post-types.php'  => 'Sub Dir',
-				'template-top-level-post-types-child.php' => 'Top Level In A Child Theme',
-				'subdir/template-sub-dir-post-types-child.php' => 'Sub Dir In A Child Theme',
-			),
-			$post_templates['foo']
-		);
-
-		$this->assertSameSetsWithIndex(
-			array(
-				'template-top-level-post-types.php'      => 'Top Level',
-				'subdir/template-sub-dir-post-types.php' => 'Sub Dir',
-			),
-			$post_templates['post']
-		);
-
-		$this->assertSameSetsWithIndex(
-			array(
-				'template-top-level.php'      => 'Top Level',
-				'subdir/template-sub-dir.php' => 'Sub Dir',
-				'template-header.php'         => 'This Template Header Is On One Line',
-			),
-			$post_templates['page']
-		);
-	}
-
 	/**
 	 * Test that the list of theme features pulled from the WordPress.org API returns the expected data structure.
 	 *

tests/phpunit/tests/theme/wpThemeGetPostTemplates.php

@@ -0,0 +1,50 @@
+<?php
+
+/**
+ * Tests for WP_Theme::get_post_templates().
+ *
+ * @group themes
+ *
+ * @covers WP_Theme::get_post_templates
+ */
+class Tests_Theme_wpThemeGetPostTemplates extends WP_UnitTestCase {
+
+	/**
+	 * @ticket 41717
+	 */
+	public function test_get_post_templates_child_theme() {
+		$theme = wp_get_theme( 'page-templates-child' );
+		$this->assertNotEmpty( $theme );
+
+		switch_theme( $theme['Template'], $theme['Stylesheet'] );
+
+		$post_templates = $theme->get_post_templates();
+
+		$this->assertSameSetsWithIndex(
+			array(
+				'template-top-level-post-types.php'       => 'Top Level',
+				'subdir/template-sub-dir-post-types.php'  => 'Sub Dir',
+				'template-top-level-post-types-child.php' => 'Top Level In A Child Theme',
+				'subdir/template-sub-dir-post-types-child.php' => 'Sub Dir In A Child Theme',
+			),
+			$post_templates['foo']
+		);
+
+		$this->assertSameSetsWithIndex(
+			array(
+				'template-top-level-post-types.php'      => 'Top Level',
+				'subdir/template-sub-dir-post-types.php' => 'Sub Dir',
+			),
+			$post_templates['post']
+		);
+
+		$this->assertSameSetsWithIndex(
+			array(
+				'template-top-level.php'      => 'Top Level',
+				'subdir/template-sub-dir.php' => 'Sub Dir',
+				'template-header.php'         => 'This Template Header Is On One Line',
+			),
+			$post_templates['page']
+		);
+	}
+}