diff --git a/plugins/woocommerce-admin/tests/navigation/class-wc-screen.php b/plugins/woocommerce-admin/tests/navigation/class-wc-screen.php
new file mode 100644
index 00000000000..c8592d7e88f
--- /dev/null
+++ b/plugins/woocommerce-admin/tests/navigation/class-wc-screen.php
@@ -0,0 +1,198 @@
+<?php
+/**
+ * Screen tests
+ *
+ * @package WooCommerce\Admin\Tests\Navigation
+ */
+
+use Automattic\WooCommerce\Admin\Features\Navigation\Screen;
+
+/*
+ * This is required to allow manually setting of the screen during testing.
+ * phpcs:disable WordPress.WP.GlobalVariablesOverride.Prohibited
+ */
+
+/**
+ * Class WC_Tests_Navigation_Screen
+ */
+class WC_Tests_Navigation_Screen extends WC_Unit_Test_Case {
+
+	/**
+	 * @var Screen
+	 */
+	private $instance;
+
+	/**
+	 * setUp
+	 */
+	public function setUp() {
+		parent::setUp();
+		$this->instance = new Screen();
+
+		// Store globals for reset.
+		global $pagenow, $current_screen;
+		$this->_current_screen = $current_screen;
+		$this->_pagenow        = $pagenow;
+		/* phpcs:disable WordPress.Security.NonceVerification, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.ValidatedSanitizedInput.MissingUnslash */
+		$this->_post      = isset( $_GET['post'] ) ? $_GET['post'] : null;
+		$this->_post_type = isset( $_GET['post_type'] ) ? $_GET['post_type'] : null;
+		$this->_taxonomy  = isset( $_GET['taxonomy'] ) ? $_GET['taxonomy'] : null;
+		/* phpcs:enable WordPress.Security.NonceVerification, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized, WordPress.Security.ValidatedSanitizedInput.MissingUnslash */
+
+		// Register a post type.
+		register_post_type( 'my-post-type' );
+	}
+
+	/**
+	 * Reset globals.
+	 */
+	public function reset_globals() {
+		global $pagenow, $current_screen;
+
+		$current_screen    = $this->_current_screen;
+		$pagenow           = $this->_pagenow;
+		$_GET['post']      = $this->_post;
+		$_GET['post_type'] = $this->_post_type;
+		$_GET['taxonomy']  = $this->_taxonomy;
+	}
+
+	/**
+	 * Test that screen IDs are correctly registered.
+	 */
+	public function test_add_screen() {
+		$this->instance->add_screen( 'my-screen' );
+		// Test adding a duplicate screen ID.
+		$this->instance->add_screen( 'my-screen' );
+		$this->instance->add_screen( 'plugins.php' );
+
+		$screen_ids = $this->instance->get_screen_ids();
+
+		$this->assertCount( 2, $screen_ids );
+		$this->assertContains( 'admin_page_my-screen', $screen_ids );
+		$this->assertContains( 'admin_page_plugins', $screen_ids );
+	}
+
+	/**
+	 * Test that taxonomies are correctly registered.
+	 */
+	public function test_register_taxonomy() {
+		$this->instance->register_taxonomy( 'my-taxonomy' );
+		// Test adding a duplicate taxonomy.
+		$this->instance->register_taxonomy( 'my-taxonomy' );
+
+		$taxonomies = $this->instance->get_taxonomies();
+
+		$this->assertCount( 1, $taxonomies );
+		$this->assertContains( 'my-taxonomy', $taxonomies );
+	}
+
+	/**
+	 * Test that post types are correctly registered.
+	 */
+	public function test_register_post_type() {
+		$this->instance->register_post_type( 'my-post-type' );
+		// Test adding a duplicate post type.
+		$this->instance->register_post_type( 'my-post-type' );
+
+		$post_types = $this->instance->get_post_types();
+
+		$this->assertCount( 1, $post_types );
+		$this->assertContains( 'my-post-type', $post_types );
+	}
+
+	/**
+	 * Test that screens can be detected.
+	 */
+	public function test_is_woocommerce_page_screens() {
+		$this->instance->add_screen( 'my-screen' );
+
+		global $pagenow, $current_screen;
+
+		$this->assertFalse( $this->instance->is_woocommerce_page() );
+		$current_screen = (object) array( 'id' => 'admin_page_my-screen' );
+		$this->assertTrue( $this->instance->is_woocommerce_page() );
+		$current_screen = (object) array( 'id' => 'admin_page_different-screen' );
+		$this->assertFalse( $this->instance->is_woocommerce_page() );
+
+		$this->reset_globals();
+	}
+
+	/**
+	 * Test that taxonomies can be detected.
+	 */
+	public function test_is_woocommerce_page_taxonomies() {
+		global $pagenow, $current_screen;
+
+		$this->instance->register_taxonomy( 'my-taxonomy' );
+
+		$pagenow          = 'edit-tags.php';
+		$_GET['taxonomy'] = 'my-taxonomy';
+		$this->assertTrue( $this->instance->is_woocommerce_page() );
+		$pagenow = 'term.php';
+		$this->assertTrue( $this->instance->is_woocommerce_page() );
+		$_GET['taxonomy'] = 'different-taxonomy';
+		$this->assertFalse( $this->instance->is_woocommerce_page() );
+		$pagenow          = 'edit.php';
+		$_GET['taxonomy'] = 'my-taxonomy';
+		$this->assertFalse( $this->instance->is_woocommerce_page() );
+
+		// Core taxonomies.
+		$pagenow          = 'edit-tags.php';
+		$_GET['taxonomy'] = 'product_cat';
+		$this->assertTrue( $this->instance->is_woocommerce_page() );
+		$pagenow          = 'edit-tags.php';
+		$_GET['taxonomy'] = 'product_tag';
+		$this->assertTrue( $this->instance->is_woocommerce_page() );
+
+		$this->reset_globals();
+	}
+
+	/**
+	 * Test that post types can be detected.
+	 */
+	public function test_is_woocommerce_page_post_types() {
+		global $pagenow, $current_screen;
+
+		$this->instance->register_post_type( 'my-post-type' );
+
+		$pagenow           = 'edit.php';
+		$_GET['taxonomy']  = null;
+		$_GET['post_type'] = 'my-post-type';
+		$this->assertTrue( $this->instance->is_woocommerce_page() );
+		$pagenow = 'post.php';
+		$this->assertTrue( $this->instance->is_woocommerce_page() );
+		$pagenow = 'post-new.php';
+		$this->assertTrue( $this->instance->is_woocommerce_page() );
+		$_GET['post_type'] = 'different-post-type';
+		$this->assertFalse( $this->instance->is_woocommerce_page() );
+		$pagenow           = 'edit-tags.php';
+		$_GET['post_type'] = 'my-post-type';
+		$this->assertFalse( $this->instance->is_woocommerce_page() );
+
+		$my_post_id = wp_insert_post(
+			array(
+				'post_title' => 'Test post type',
+				'post_type'  => 'my-post-type',
+			)
+		);
+
+		$different_post_id = wp_insert_post(
+			array(
+				'post_title' => 'Different post type',
+				'post_type'  => 'post',
+			)
+		);
+
+		$_GET['post'] = $my_post_id;
+		$pagenow      = 'edit.php';
+		$this->assertTrue( $this->instance->is_woocommerce_page() );
+
+		$_GET['post'] = $different_post_id;
+		$pagenow      = 'edit.php';
+		$this->assertFalse( $this->instance->is_woocommerce_page() );
+
+		$this->reset_globals();
+	}
+}
+
+/* phpcs:enable WordPress.WP.GlobalVariablesOverride.Prohibited */