(test) Add unit tests for NumberInputComponent (#117)

.prettierignore

@@ -37,4 +37,4 @@ testem.log
 # System Files
 .DS_Store
 Thumbs.db
-./package-lock.json
+./package-lock.json

projects/ngx-formentry/src/components/ngx-remote-select/ngx-remote-select.component.ts

@@ -19,6 +19,7 @@ import { SelectOption } from '../../form-entry/question-models/interfaces/select
 
 import { DataSource } from '../../form-entry/question-models/interfaces/data-source';
 import * as _ from 'lodash';
+
 @Component({
   selector: 'ofe-remote-select',
   templateUrl: 'remote-select.component.html',
@@ -40,11 +41,12 @@ export class RemoteSelectComponent implements OnInit, ControlValueAccessor {
   value = [];
   loading = false;
   searchText = '';
-  notFoundMsg = 'match no found';
+  notFoundMsg = 'Match not found';
   @Input() placeholder = 'Search...';
   @Input() componentID: string;
   @Input() disabled = false;
   @Input() theme = 'dark';
+  @Input() invalid = 'false';
   @Output() done: EventEmitter<any> = new EventEmitter<any>();
 
   private _dataSource: DataSource;

projects/ngx-formentry/src/components/ngx-remote-select/remote-select.component.html

@@ -1,20 +1,21 @@
-<div>
-  <ng-select
-    [ngClass]="{ 'afe-custom': theme === 'light' }"
-    [disabled]="disabled"
-    [items]="remoteOptions$ | async"
-    bindLabel="label"
-    bindValue="value"
-    [multiple]="false"
-    [hideSelected]="true"
-    [compareWith]="compareItems"
-    [trackByFn]="trackByFn"
-    [loading]="loading"
-    typeToSearchText="{{ 'enterMoreCharacters' | translate }}"
-    [typeahead]="remoteOptionInput$"
-    [(ngModel)]="selectedRemoteOptions"
-    [appendTo]="'form'"
-    (ngModelChange)="selected($event)"
-  >
-  </ng-select>
-</div>
+<ng-select
+  [ngClass]="{
+      'afe-custom': theme === 'light',
+      'invalid': invalid ? true : null,
+    }"
+  [disabled]="disabled"
+  [items]="remoteOptions$ | async"
+  bindLabel="label"
+  bindValue="value"
+  [multiple]="false"
+  [hideSelected]="true"
+  [compareWith]="compareItems"
+  [trackByFn]="trackByFn"
+  [loading]="loading"
+  typeToSearchText="{{ 'enterMoreCharacters' | translate }}"
+  [typeahead]="remoteOptionInput$"
+  [(ngModel)]="selectedRemoteOptions"
+  [appendTo]="'form'"
+  (ngModelChange)="selected($event)"
+>
+</ng-select>

projects/ngx-formentry/src/components/number-input/number-input.component.html

@@ -8,7 +8,8 @@
     'cds--number--helpertext': helperText,
     'cds--skeleton': skeleton,
     'cds--number--sm': size === 'sm',
-    'cds--number--xl': size === 'xl'
+    'cds--number--md': size === 'md',
+    'cds--number--lg': size === 'lg'
   }"
 >
   <div
@@ -18,9 +19,9 @@
     }"
   >
     <input
+      ofeNumberScroll
       type="number"
       [id]="id"
-      ofeNumberScroll
       [value]="value"
       [attr.min]="min"
       [attr.max]="max"
@@ -29,8 +30,22 @@
       [attr.step]="step"
       [disabled]="disabled"
       [required]="required"
+      [attr.data-invalid]="invalid ? invalid : null"
+      [placeholder]="placeholder"
       (input)="onNumberInputChange($event)"
     />
+    <svg
+      *ngIf="!skeleton && !warn && invalid"
+      cdsIcon="warning--filled"
+      size="16"
+      class="cds--number__invalid"
+    ></svg>
+    <svg
+      *ngIf="!skeleton && !invalid && warn"
+      cdsIcon="warning--alt--filled"
+      size="16"
+      class="cds--number__invalid cds--number__invalid--warning"
+    ></svg>
     <div class="cds--number__controls">
       <button
         type="button"

projects/ngx-formentry/src/components/number-input/number-input.component.spec.ts

@@ -7,7 +7,10 @@ describe('NumberInputComponent', () => {
   let fixture: ComponentFixture<NumberInputComponent>;
   let debugEl: DebugElement;
   let nativeEl: HTMLElement;
-  let numberField: HTMLElement;
+  let containerElement: HTMLElement;
+  let inputElement: HTMLInputElement;
+  let incrementButton: HTMLButtonElement;
+  let decrementButton: HTMLButtonElement;
 
   beforeEach(() => {
     TestBed.configureTestingModule({
@@ -18,151 +21,151 @@ describe('NumberInputComponent', () => {
     component = fixture.componentInstance;
     debugEl = fixture.debugElement;
     nativeEl = debugEl.nativeElement;
-    numberField = nativeEl.querySelector('div.cds--number');
-
+    containerElement = nativeEl.querySelector('div.cds--number');
+    inputElement = containerElement.querySelector('input[type="number"]');
+    incrementButton = containerElement.querySelector('button.up-icon');
+    decrementButton = containerElement.querySelector('button.down-icon');
     component.id = 'test-id';
-    component.theme = 'light';
-    component.disabled = false;
-    component.skeleton = false;
-    component.invalid = false;
-    component.size = 'md';
-    component.required = false;
-    component.value = null;
 
     fixture.detectChanges();
   });
 
   it('should create', () => {
-    expect(component).toBeTruthy();
-    expect(numberField).toBeTruthy();
+    expect(component instanceof NumberInputComponent).toBe(true);
+    expect(inputElement).toBeDefined();
   });
 
   it('should render a number input with the correct attributes', () => {
-    component.label = 'Pill count';
     component.value = 10;
+    component.label = 'Pill count';
+    component.placeholder = 'Enter pill count';
 
-    const input = numberField.querySelector('input[type="number"]');
-    expect(input.getAttribute('id')).toBe('test-id');
-    expect(input.getAttribute('type')).toBe('number');
-    expect(input.getAttribute('min')).toBe(null);
-    expect(input.getAttribute('max')).toBe(null);
+    fixture.detectChanges();
+
+    expect(inputElement.getAttribute('id')).toBe('test-id');
+    expect(inputElement.getAttribute('type')).toBe('number');
+    expect(inputElement.getAttribute('min')).toBe(null);
+    expect(inputElement.getAttribute('max')).toBe(null);
+    expect(inputElement.getAttribute('placeholder')).toBe('Enter pill count');
   });
 
   it('should decrement and increment the value when the buttons are clicked', () => {
     component.value = 10;
-    const buttons = numberField.querySelectorAll('button');
-    const decrementBtn = buttons[0];
-    const incrementBtn = buttons[1];
 
-    decrementBtn.click();
+    decrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).toBe(9);
 
-    decrementBtn.click();
+    decrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).toBe(8);
 
-    incrementBtn.click();
+    incrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).toBe(9);
 
-    incrementBtn.click();
+    incrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).toBe(10);
   });
 
   it('should not decrement the value below the min value', () => {
-    component.min = 10;
     component.value = 10;
-    const buttons = numberField.querySelectorAll('button');
-    const decrementBtn = buttons[0];
+    component.min = 10;
 
-    decrementBtn.click();
+    decrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).toBe(10);
 
-    decrementBtn.click();
+    decrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).not.toBe(9);
     expect(component.value).toBe(10);
   });
 
   it('should not increment the value above the max value', () => {
-    component.max = 10;
     component.value = 10;
-    const buttons = numberField.querySelectorAll('button');
-    const incrementBtn = buttons[1];
+    component.max = 10;
 
-    incrementBtn.click();
+    incrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).toBe(10);
 
-    incrementBtn.click();
+    incrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).not.toBe(11);
     expect(component.value).toBe(10);
   });
 
-  it('should decrement or increment the value by the step count value', () => {
-    component.step = 5;
+  it('should decrement or increment the value by the provided step count', () => {
     component.value = 10;
-    const buttons = numberField.querySelectorAll('button');
-    const decrementBtn = buttons[0];
-    const incrementBtn = buttons[1];
+    component.step = 5;
 
-    decrementBtn.click();
+    decrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).toBe(5);
 
-    incrementBtn.click();
+    incrementButton.click();
     fixture.detectChanges();
 
     expect(component.value).toBe(10);
   });
 
   it('should render helperText below the input when provided', () => {
+    const helperText = 'Max of 50';
     component.value = 49;
     component.max = 50;
-    component.helperText = 'Max of 50';
+    component.helperText = helperText;
 
     fixture.detectChanges();
 
-    const helperText = numberField.querySelector('div.cds--form__helper-text');
-    expect(helperText.textContent).toBe('Max of 50');
+    const helperTextElement = containerElement.querySelector(
+      'div.cds--form__helper-text'
+    );
+    expect(containerElement.className.includes('cds--number--helpertext'));
+    expect(helperTextElement.textContent).toBe(helperText);
   });
 
-  it('should render the supplied warning text when the warn input is true', () => {
+  it('should render the supplied warning text when the warn property is truthy', () => {
     component.value = 11;
     component.max = 10;
     component.warn = true;
     component.warnText = 'Min value should be 10';
 
-    numberField.dispatchEvent(new KeyboardEvent('keydown', { key: 'Tab' }));
+    containerElement.dispatchEvent(
+      new KeyboardEvent('keydown', { key: 'Tab' })
+    );
     fixture.detectChanges();
 
-    const warnText = numberField.querySelector('div.cds--form-requirement');
+    const warnText = containerElement.querySelector(
+      'div.cds--form-requirement'
+    );
     expect(warnText.textContent).toBe('Min value should be 10');
   });
 
-  it('should render the supplied invalid text when the invalid input is true', () => {
+  it('should render the supplied invalid text when the invalid property is truthy', () => {
     component.value = 11;
     component.max = 10;
     component.invalid = true;
     component.invalidText = 'Min value should be 10';
 
-    numberField.dispatchEvent(new KeyboardEvent('keydown', { key: 'Tab' }));
+    containerElement.dispatchEvent(
+      new KeyboardEvent('keydown', { key: 'Tab' })
+    );
     fixture.detectChanges();
 
-    const invalidText = numberField.querySelector('div.cds--form-requirement');
+    const invalidText = containerElement.querySelector(
+      'div.cds--form-requirement'
+    );
     expect(invalidText.textContent).toBe('Min value should be 10');
   });
 });

projects/ngx-formentry/src/components/number-input/number-input.component.ts

@@ -60,10 +60,14 @@ export class NumberInputComponent implements ControlValueAccessor {
    * The unique id for the number component.
    */
   @Input() id = `number-${NumberInputComponent.numberCount}`;
+  /**
+   * Sets the placeholder attribute on the `input` element.
+   */
+  @Input() placeholder = '';
   /**
    * Number input field render size
    */
-  @Input() size: 'sm' | 'md' | 'xl' = 'md';
+  @Input() size: 'sm' | 'md' | 'lg' = 'md';
   /**
    * Reflects the required attribute of the `input` element.
    */
@@ -133,11 +137,11 @@ export class NumberInputComponent implements ControlValueAccessor {
   /**
    * Sets the decrement label text
    */
-  @Input() decrementLabel = 'Decrease';
+  @Input() decrementLabel = 'Decrement';
   /**
    * Sets the increment label text
    */
-  @Input() incrementLabel = 'Increase';
+  @Input() incrementLabel = 'Increment';
 
   protected _value = 0;