initial commit

packages/woocommerce-blocks/assets/js/blocks-registry/block-components/test/index.js

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+/**
+ * Internal dependencies
+ */
+import {
+	getRegisteredBlockComponents,
+	registerBlockComponent,
+	registerInnerBlock,
+	getRegisteredInnerBlocks,
+} from '../index';
+
+describe( 'blocks registry', () => {
+	const context = '@woocommerce/all-products';
+	const blockName = '@woocommerce-extension/price-level';
+	const component = () => {
+		return null;
+	};
+
+	describe( 'registerBlockComponent', () => {
+		const invokeTest = ( args ) => () => {
+			return registerBlockComponent( args );
+		};
+		it( 'throws an error when registered block is missing `blockName`', () => {
+			expect( invokeTest( { context, blockName: null } ) ).toThrowError(
+				/blockName/
+			);
+		} );
+		it( 'throws an error when registered block is missing `component`', () => {
+			expect(
+				invokeTest( { context, blockName, component: null } )
+			).toThrowError( /component/ );
+		} );
+	} );
+
+	describe( 'getRegisteredBlockComponents', () => {
+		it( 'gets an empty object when context has no inner blocks', () => {
+			expect(
+				getRegisteredBlockComponents( '@woocommerce/all-products' )
+			).toEqual( {} );
+		} );
+		it( 'gets a block that was successfully registered', () => {
+			registerBlockComponent( { context, blockName, component } );
+			expect(
+				getRegisteredBlockComponents( '@woocommerce/all-products' )
+			).toEqual( { [ blockName ]: component } );
+		} );
+	} );
+
+	describe( 'registerInnerBlock (deprecated)', () => {
+		const invokeTest = ( args ) => () => {
+			registerInnerBlock( args );
+		};
+
+		it( 'throws an error when registered block is missing `main`', () => {
+			const options = { main: null };
+			expect( invokeTest( options ) ).toThrowError( /main/ );
+			expect( console ).toHaveWarned();
+		} );
+		it( 'throws an error when registered block is missing `blockName`', () => {
+			const options = { main: context, blockName: null };
+			expect( invokeTest( options ) ).toThrowError( /blockName/ );
+		} );
+		it( 'throws an error when registered block is missing `component`', () => {
+			const options = { main: context, blockName, component: null };
+			expect( invokeTest( options ) ).toThrowError( /component/ );
+		} );
+	} );
+
+	describe( 'getRegisteredInnerBlocks (deprecated)', () => {
+		it( 'gets an empty object when parent has no inner blocks', () => {
+			expect(
+				getRegisteredInnerBlocks( '@woocommerce/test-parent' )
+			).toEqual( {} );
+			expect( console ).toHaveWarned();
+		} );
+		it( 'gets a block that was successfully registered', () => {
+			registerBlockComponent( { context, blockName, component } );
+			expect(
+				getRegisteredInnerBlocks( '@woocommerce/all-products' )
+			).toEqual( {
+				[ blockName ]: component,
+			} );
+		} );
+	} );
+} );