WordPress · ockham · Nov 18, 2025 · Nov 5, 2025 · Nov 5, 2025 · Nov 6, 2025
diff --git a/packages/editor/src/bindings/test/post-data.js b/packages/editor/src/bindings/test/post-data.js
@@ -0,0 +1,199 @@
+/**
+ * WordPress dependencies
+ */
+import { store as blockEditorStore } from '@wordpress/block-editor';
+
+/**
+ * Internal dependencies
+ */
+import postDataBindings from '../post-data';
+
+describe( 'post-data bindings', () => {
+	describe( 'getValues', () => {
+		describe( 'for regular blocks using block context', () => {
+			let select;
+			beforeAll( () => {
+				select = ( store ) => {
+					if ( store === blockEditorStore ) {
+						return {
+							getBlockName: ( clientId ) =>
+								clientId === '123abc456'
+									? 'core/post-date'
+									: undefined,
+							getBlockAttributes: () => ( {} ),
+						};
+					}
+					return {
+						getEditedEntityRecord: ( kind, name, recordId ) =>
+							name === 'post' && recordId === 123
+								? {
+										date: '2024-03-02 00:00:00',
+										modified: '2025-06-07 00:00:00',
+										link: 'https://example.com/post',
+										unknown: 'Unknown field value',
+								  }
+								: {},
+					};
+				};
+			} );
+
+			it( 'should return entity field values when they exist', () => {
+				const values = postDataBindings.getValues( {
+					select,
+					context: { postId: 123, postType: 'post' },
+					bindings: {
+						datetime: {
+							source: 'core/post-date',
+							args: { field: 'date' },
+						},
+						modified: {
+							source: 'core/post-date',
+							args: { field: 'modified' },
+						},
+						url: {
+							source: 'core/post-date',
+							args: { field: 'link' },
+						},
+					},
+					clientId: '123abc456',
+				} );
+
+				expect( values ).toStrictEqual( {
+					datetime: '2024-03-02 00:00:00',
+					modified: '2025-06-07 00:00:00',
+					url: 'https://example.com/post',
+				} );
+			} );
+
+			it( 'should fall back to field labels when entity value does not exist', () => {
+				const values = postDataBindings.getValues( {
+					select,
+					context: { postId: 456, postType: 'post' },
+					bindings: {
+						datetime: {
+							source: 'core/post-date',
+							args: { field: 'date' },
+						},
+						modified: {
+							source: 'core/post-date',
+							args: { field: 'modified' },
+						},
+						url: {
+							source: 'core/post-date',
+							args: { field: 'link' },
+						},
+					},
+					clientId: '123abc456',
+				} );
+
+				expect( values ).toStrictEqual( {
+					datetime: 'Post Date',
+					modified: 'Post Modified Date',
+					url: 'Post Link',
+				} );
+			} );
+
+			it( 'should return empty object for unknown fields', () => {
+				const values = postDataBindings.getValues( {
+					select,
+					context: { postId: 123, postType: 'post' },
+					bindings: {
+						content: {
+							source: 'core/post-date',
+							args: { field: 'unknown' },
+						},
+					},
+					clientId: '123abc456',
+				} );
+
+				expect( values.content ).toEqual( {} );
+			} );
+		} );
+
+		describe( 'for navigation blocks using block attributes', () => {
+			it( 'should use block attributes instead of context', () => {
+				const select = ( store ) => {
+					if ( store === blockEditorStore ) {
+						return {
+							getBlockName: () => 'core/navigation-link',
+							getBlockAttributes: () => ( {
+								id: 456,
+								type: 'page',
+							} ),
+						};
+					}
+					return {
+						getEditedEntityRecord: ( _kind, type, id ) => {
+							if ( type !== 'page' || id !== 456 ) {
+								return {};
+							}
+							return {
+								link: 'https://example.com/page',
+							};
+						},
+					};
+				};
+
+				const values = postDataBindings.getValues( {
+					select,
+					context: { postId: 123, postType: 'post' },
+					bindings: {
+						url: {
+							source: 'core/post-date',
+							args: { field: 'link' },
+						},
+					},
+					clientId: '123abc456',
+				} );
+
+				expect( values.url ).toBe( 'https://example.com/page' );
+			} );
+		} );
+	} );
+
+	describe( 'getFieldsList', () => {
+		it( 'should return the list of available post data fields when the Date block is selected', () => {
+			const select = () => ( {
+				getSelectedBlock: () => ( {
+					name: 'core/post-date',
+				} ),
+			} );
+
+			const fields = postDataBindings.getFieldsList( {
+				select,
+			} );
+
+			expect( fields ).toEqual( [
+				{
+					label: 'Post Date',
+					args: { field: 'date' },
+					type: 'string',
+				},
+				{
+					label: 'Post Modified Date',
+					args: { field: 'modified' },
+					type: 'string',
+				},
+				{
+					label: 'Post Link',
+					args: { field: 'link' },
+					type: 'string',
+				},
+			] );
+		} );
+
+		it( 'should return an empty array when any other block than the Date block is selected', () => {
+			const select = () => ( {
+				getSelectedBlock: () => ( {
+					name: 'core/paragraph',
+				} ),
+			} );
+
+			const fields = postDataBindings.getFieldsList( {
+				select,
+			} );
+
+			expect( fields ).toEqual( [] );
+		} );
+	} );
+} );