blocks/store/reducer.js // add test case for unique catgories by slug.

WordPress · Aug 1, 2024 · a72049a · a72049a
1 parent 913ff90
commit a72049a
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/packages/blocks/src/store/test/reducer.js b/packages/blocks/src/store/test/reducer.js
@@ -420,6 +420,22 @@ describe( 'categories', () => {
 		expect( state ).toEqual( [ { slug: 'wings', title: 'Wings' } ] );
 	} );
 
+	it( 'should ensure, that categories are unique by slug', () => {
+		const original = deepFreeze( [
+			{ slug: 'chicken', title: 'Chicken' },
+		] );
+
+		const state = categories( original, {
+			type: 'SET_CATEGORIES',
+			categories: [ { slug: 'chicken', title: 'Another chicken' } ],
+		} );
+
+		expect( state ).toEqual( [
+			{ slug: 'chicken', title: 'Another chicken' },
+		] );
+		expect( state.length ).toBe( 1 );
+	} );
+
 	it( 'should add the category icon', () => {
 		const original = deepFreeze( [
 			{