Block Bindings: Add unit test coverage for core/post-meta source

packages/editor/src/bindings/test/post-meta.js

@@ -0,0 +1,50 @@
+/**
+ * Internal dependencies
+ */
+import { lock } from '../../lock-unlock';
+
+/**
+ * Internal dependencies
+ */
+import postMetaBindings from '../post-meta';
+
+describe( 'post-meta bindings', () => {
+	describe( 'getValues', () => {
+		describe( 'when no postId is provided in context', () => {
+			it( 'should return the meta default value if it is defined', () => {
+				const getEditedEntityRecord = ( kind, type, id ) => ( {
+					meta: id
+						? {
+								movie_field: 'Test Movie Value',
+						  }
+						: {},
+				} );
+
+				const selectReturn = {
+					getEditedEntityRecord,
+				};
+
+				const getRegisteredPostMeta = () => ( {
+					movie_field: {
+						label: 'Movie Field Label',
+						default: 'Movie field default value',
+					},
+				} );
+
+				lock( selectReturn, { getRegisteredPostMeta } );
+
+				const values = postMetaBindings.getValues( {
+					select: () => selectReturn,
+					context: { postType: 'movie' },
+					bindings: {
+						content: {
+							args: { key: 'movie_field' },
+						},
+					},
+				} );
+
+				expect( values.content ).toBe( 'Movie field default value' );
+			} );
+		} );
+	} );
+} );