useSelect: add unit tests for static select mode (#46606)

WordPress · Dec 16, 2022 · cd8451d · cd8451d · github-actions · Dec 16, 2022
1 parent 9ea80f6
commit cd8451d
Showing 1 changed file with 34 additions and 0 deletions.
diff --git a/packages/data/src/components/use-select/test/index.js b/packages/data/src/components/use-select/test/index.js
@@ -1146,4 +1146,38 @@ describe( 'useSelect', () => {
 			expect( screen.getByRole( 'status' ) ).toHaveTextContent( '10' );
 		} );
 	} );
+
+	describe( 'static store selection mode', () => {
+		it( 'can read the current value from store', () => {
+			registry.registerStore( 'testStore', {
+				reducer: ( s = 0, a ) => ( a.type === 'INC' ? s + 1 : s ),
+				actions: { inc: () => ( { type: 'INC' } ) },
+				selectors: { get: ( s ) => s },
+			} );
+
+			const record = jest.fn();
+
+			function TestComponent() {
+				const { get } = useSelect( 'testStore' );
+				return (
+					<button onClick={ () => record( get() ) }>record</button>
+				);
+			}
+
+			render(
+				<RegistryProvider value={ registry }>
+					<TestComponent />
+				</RegistryProvider>
+			);
+
+			fireEvent.click( screen.getByRole( 'button' ) );
+			expect( record ).toHaveBeenLastCalledWith( 0 );
+
+			// no need to act() as the component doesn't react to the updates
+			registry.dispatch( 'testStore' ).inc();
+
+			fireEvent.click( screen.getByRole( 'button' ) );
+			expect( record ).toHaveBeenLastCalledWith( 1 );
+		} );
+	} );
 } );