Unit test isItemValid

packages/dataviews/src/test/validation.ts

@@ -0,0 +1,63 @@
+/**
+ * Internal dependencies
+ */
+import { isItemValid } from '../validation';
+import type { Field } from '../types';
+
+describe( 'validation', () => {
+	it( 'fields not visible in form are not validated', () => {
+		const item = { id: 1, valid_order: 2, invalid_order: 'd' };
+		const fields: Field< {} >[] = [
+			{
+				id: 'valid_order',
+				type: 'integer',
+			},
+			{
+				id: 'invalid_order',
+				type: 'integer',
+			},
+		];
+		const form = { visibleFields: [ 'valid_order' ] };
+		const result = isItemValid( item, fields, form );
+		expect( result ).toBe( true );
+	} );
+
+	it( 'integer field is valid if value is integer', () => {
+		const item = { id: 1, order: 2, title: 'hi' };
+		const fields: Field< {} >[] = [
+			{
+				type: 'integer',
+				id: 'order',
+			},
+		];
+		const form = { visibleFields: [ 'order' ] };
+		const result = isItemValid( item, fields, form );
+		expect( result ).toBe( true );
+	} );
+
+	it( 'integer field is invalid if value is not integer', () => {
+		const item = { id: 1, order: 'd' };
+		const fields: Field< {} >[] = [
+			{
+				id: 'order',
+				type: 'integer',
+			},
+		];
+		const form = { visibleFields: [ 'order' ] };
+		const result = isItemValid( item, fields, form );
+		expect( result ).toBe( false );
+	} );
+
+	it( 'integer field is invalid if value is empty', () => {
+		const item = { id: 1, order: '' };
+		const fields: Field< {} >[] = [
+			{
+				id: 'order',
+				type: 'integer',
+			},
+		];
+		const form = { visibleFields: [ 'order' ] };
+		const result = isItemValid( item, fields, form );
+		expect( result ).toBe( false );
+	} );
+} );