diff --git a/phpunit/class-template-loader-test.php b/phpunit/class-template-loader-test.php
deleted file mode 100644
index cb26c59db837ab..00000000000000
--- a/phpunit/class-template-loader-test.php
+++ /dev/null
@@ -1,205 +0,0 @@
- 'wp_template',
- 'post_name' => 'wp-custom-template-my-block-template',
- 'post_title' => 'My Custom Block Template',
- 'post_content' => 'Content',
- 'post_excerpt' => 'Description of my block template',
- 'tax_input' => array(
- 'wp_theme' => array(
- get_stylesheet(),
- ),
- ),
- );
- self::$post = self::factory()->post->create_and_get( $args );
- wp_set_post_terms( self::$post->ID, get_stylesheet(), 'wp_theme' );
- }
-
- public static function wpTearDownAfterClass() {
- wp_delete_post( self::$post->ID );
- remove_filter( 'stylesheet_directory', array( __CLASS__, 'change_theme_directory' ) );
- remove_filter( 'template_directory', array( __CLASS__, 'change_theme_directory' ) );
- }
-
- public function tearDown() {
- global $_wp_current_template_content;
- unset( $_wp_current_template_content );
- }
-
- function test_gutenberg_page_home_block_template_takes_precedence_over_less_specific_block_templates() {
- global $_wp_current_template_content;
- $type = 'page';
- $templates = array(
- 'page-home.php',
- 'page-1.php',
- 'page.php',
- );
- $resolved_template_path = gutenberg_override_query_template( get_stylesheet_directory() . '/page-home.php', $type, $templates );
- $this->assertEquals( gutenberg_dir_path() . 'lib/template-canvas.php', $resolved_template_path );
- $this->assertStringEqualsFile( get_stylesheet_directory() . '/templates/page-home.html', $_wp_current_template_content );
- }
-
- function test_gutenberg_page_block_template_takes_precedence() {
- global $_wp_current_template_content;
- $type = 'page';
- $templates = array(
- 'page-slug-doesnt-exist.php',
- 'page-1.php',
- 'page.php',
- );
- $resolved_template_path = gutenberg_override_query_template( get_stylesheet_directory() . '/page.php', $type, $templates );
- $this->assertEquals( gutenberg_dir_path() . 'lib/template-canvas.php', $resolved_template_path );
- $this->assertStringEqualsFile( get_stylesheet_directory() . '/templates/page.html', $_wp_current_template_content );
- }
-
- function test_gutenberg_block_template_takes_precedence_over_equally_specific_php_template() {
- global $_wp_current_template_content;
- $type = 'index';
- $templates = array(
- 'index.php',
- );
- $resolved_template_path = gutenberg_override_query_template( get_stylesheet_directory() . '/index.php', $type, $templates );
- $this->assertEquals( gutenberg_dir_path() . 'lib/template-canvas.php', $resolved_template_path );
- $this->assertStringEqualsFile( get_stylesheet_directory() . '/templates/index.html', $_wp_current_template_content );
- }
-
- /**
- * In a hybrid theme, a PHP template of higher specificity will take precedence over a block template
- * with lower specificity.
- *
- * Covers https://github.com/WordPress/gutenberg/pull/29026.
- */
- function test_gutenberg_more_specific_php_template_takes_precedence_over_less_specific_block_template() {
- $page_id_template = 'page-1.php';
- $page_id_template_path = get_stylesheet_directory() . '/' . $page_id_template;
- $type = 'page';
- $templates = array(
- 'page-slug-doesnt-exist.php',
- 'page-1.php',
- 'page.php',
- );
- $resolved_template_path = gutenberg_override_query_template( $page_id_template_path, $type, $templates );
- $this->assertEquals( $page_id_template_path, $resolved_template_path );
- }
-
- /**
- * If a theme is a child of a block-based parent theme but has php templates for some of its pages,
- * a php template of the child will take precedence over the parent's block template if they have
- * otherwise equal specificity.
- *
- * Covers https://github.com/WordPress/gutenberg/pull/31123.
- */
- function test_gutenberg_child_theme_php_template_takes_precedence_over_equally_specific_parent_theme_block_template() {
- switch_theme( 'test-theme-child' );
-
- $page_slug_template = 'page-home.php';
- $page_slug_template_path = get_stylesheet_directory() . '/' . $page_slug_template;
- $type = 'page';
- $templates = array(
- 'page-home.php',
- 'page-1.php',
- 'page.php',
- );
- $resolved_template_path = gutenberg_override_query_template( $page_slug_template_path, $type, $templates );
- $this->assertEquals( $page_slug_template_path, $resolved_template_path );
-
- switch_theme( 'test-theme' );
- }
-
- function test_gutenberg_child_theme_block_template_takes_precedence_over_equally_specific_parent_theme_php_template() {
- global $_wp_current_template_content;
-
- switch_theme( 'test-theme-child' );
-
- $page_template = 'page-1.php';
- $parent_theme_page_template_path = get_template_directory() . '/' . $page_template;
- $type = 'page';
- $templates = array(
- 'page-slug-doesnt-exist.php',
- 'page-1.php',
- 'page.php',
- );
- $resolved_template_path = gutenberg_override_query_template( $parent_theme_page_template_path, $type, $templates );
- $this->assertEquals( gutenberg_dir_path() . 'lib/template-canvas.php', $resolved_template_path );
- $this->assertStringEqualsFile( get_stylesheet_directory() . '/templates/page-1.html', $_wp_current_template_content );
-
- switch_theme( 'test-theme' );
- }
-
- /**
- * Regression: https://github.com/WordPress/gutenberg/issues/31399.
- */
- function test_gutenberg_custom_page_php_template_takes_precedence_over_all_other_templates() {
- $custom_page_template = 'templates/full-width.php';
- $custom_page_template_path = get_stylesheet_directory() . '/' . $custom_page_template;
- $type = 'page';
- $templates = array(
- $custom_page_template,
- 'page-slug.php',
- 'page-1.php',
- 'page.php',
- );
- $resolved_template_path = gutenberg_override_query_template( $custom_page_template_path, $type, $templates );
- $this->assertEquals( $custom_page_template_path, $resolved_template_path );
- }
-
- /**
- * Covers: https://github.com/WordPress/gutenberg/pull/30438.
- */
- function test_gutenberg_custom_page_block_template_takes_precedence_over_all_other_templates() {
- global $_wp_current_template_content;
-
- $custom_page_block_template = 'wp-custom-template-my-block-template';
- $page_template_path = get_stylesheet_directory() . '/' . 'page.php';
- $type = 'page';
- $templates = array(
- $custom_page_block_template,
- 'page-slug.php',
- 'page-1.php',
- 'page.php',
- );
- $resolved_template_path = gutenberg_override_query_template( $page_template_path, $type, $templates );
- $this->assertEquals( gutenberg_dir_path() . 'lib/template-canvas.php', $resolved_template_path );
- $this->assertEquals( self::$post->post_content, $_wp_current_template_content );
- }
-
- /**
- * Regression: https://github.com/WordPress/gutenberg/issues/31652.
- */
- function test_gutenberg_template_remains_unchanged_if_templates_array_is_empty() {
- $resolved_template_path = gutenberg_override_query_template( '', 'search', array() );
- $this->assertEquals( '', $resolved_template_path );
- }
-
- static function change_theme_directory( $theme_dir, $theme ) {
- return __DIR__ . '/fixtures/themes/' . $theme;
- }
-}
diff --git a/phpunit/fixtures/themes/test-theme-child/page-home.php b/phpunit/fixtures/themes/test-theme-child/page-home.php
deleted file mode 100644
index 86efe80db6afb3..00000000000000
--- a/phpunit/fixtures/themes/test-theme-child/page-home.php
+++ /dev/null
@@ -1,3 +0,0 @@
-
-Page (ID 1) Template
-
\ No newline at end of file
diff --git a/phpunit/fixtures/themes/test-theme/page-1.php b/phpunit/fixtures/themes/test-theme/page-1.php
deleted file mode 100644
index eafbb1b6e854b0..00000000000000
--- a/phpunit/fixtures/themes/test-theme/page-1.php
+++ /dev/null
@@ -1,3 +0,0 @@
-
-Index Template
-
\ No newline at end of file
diff --git a/phpunit/fixtures/themes/test-theme/templates/page-home.html b/phpunit/fixtures/themes/test-theme/templates/page-home.html
deleted file mode 100644
index 6be0c70fb29c8d..00000000000000
--- a/phpunit/fixtures/themes/test-theme/templates/page-home.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-Page (Home) Template
-
\ No newline at end of file
diff --git a/phpunit/fixtures/themes/test-theme/templates/page.html b/phpunit/fixtures/themes/test-theme/templates/page.html
deleted file mode 100644
index 61c493e1bd8e88..00000000000000
--- a/phpunit/fixtures/themes/test-theme/templates/page.html
+++ /dev/null
@@ -1,3 +0,0 @@
-
-Page Template
-
\ No newline at end of file