Added more tests

src/app/shared/form/builder/parsers/dropdown-field-parser.spec.ts

@@ -0,0 +1,55 @@
+import { FormFieldModel } from '../models/form-field.model';
+import { DropdownFieldParser } from './dropdown-field-parser';
+import { DynamicScrollableDropdownModel } from '../ds-dynamic-form-ui/models/scrollable-dropdown/dynamic-scrollable-dropdown.model';
+
+describe('DropdownFieldParser test suite', () => {
+  let field: FormFieldModel;
+
+  const authorityUuid = 'testScopeUUID';
+  const initFormValues = {};
+  const readOnly = false;
+
+  beforeEach(() => {
+    field = {
+      input: {
+        type: 'dropdown'
+      },
+      label: 'Type',
+      mandatory: 'false',
+      repeatable: false,
+      hints: 'Select the tyupe.',
+      selectableMetadata: [
+        {
+          metadata: 'type',
+          authority: 'common_types_dataset',
+          closed: false
+        }
+      ],
+      languageCodes: []
+    } as FormFieldModel;
+
+  });
+
+  it('should init parser properly', () => {
+    const parser = new DropdownFieldParser(field, initFormValues, readOnly, authorityUuid);
+
+    expect(parser instanceof DropdownFieldParser).toBe(true);
+  });
+
+  it('should return a DynamicScrollableDropdownModel object', () => {
+    const parser = new DropdownFieldParser(field, initFormValues, readOnly, authorityUuid);
+
+    const fieldModel = parser.parse();
+
+    expect(fieldModel instanceof DynamicScrollableDropdownModel).toBe(true);
+  });
+
+  it('should throw when authority is not passed', () => {
+    field.selectableMetadata[0].authority = null;
+    const parser = new DropdownFieldParser(field, initFormValues, readOnly, authorityUuid);
+
+    expect(() => parser.parse())
+      .toThrow();
+  });
+
+});