refactor: change input harness to standard structure (#17114)

Includes being under a `testing` directory and splitting up specs for MDC vs. legacy implementation

The input harness should remain in experimental until the form-field
harness is developed.

Author: mmalerba

.github/CODEOWNERS

@@ -89,15 +89,14 @@
 
 # Material experimental package
 /src/material-experimental/*                       @jelbourn
+/src/material-experimental/input/**                @devversion
 /src/material-experimental/mdc-autocomplete/**     @crisbeto
 /src/material-experimental/mdc-button/**           @andrewseguin
 /src/material-experimental/mdc-card/**             @mmalerba
 /src/material-experimental/mdc-checkbox/**         @mmalerba
 /src/material-experimental/mdc-chips/**            @mmalerba
 /src/material-experimental/mdc-dialog/**           @devversion
 /src/material-experimental/mdc-helpers/**          @mmalerba
-# Note to implementer: please repossess
-/src/material-experimental/mdc-input/**            @devversion
 /src/material-experimental/mdc-menu/**             @crisbeto
 /src/material-experimental/mdc-select/**           @crisbeto
 /src/material-experimental/mdc-progress-spinner/** @andrewseguin

src/material-experimental/input/testing/BUILD.bazel

@@ -0,0 +1,47 @@
+package(default_visibility = ["//visibility:public"])
+
+load("//tools:defaults.bzl", "ng_module", "ng_test_library", "ng_web_test_suite")
+
+ng_module(
+    name = "testing",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+    module_name = "@angular/material-experimental/input/testing",
+    deps = [
+        "//src/cdk/coercion",
+        "//src/cdk/testing",
+    ],
+)
+
+ng_test_library(
+    name = "harness_tests_lib",
+    srcs = ["shared.spec.ts"],
+    deps = [
+        ":testing",
+        "//src/cdk/testing",
+        "//src/cdk/testing/testbed",
+        "//src/material/input",
+        "@npm//@angular/forms",
+        "@npm//@angular/platform-browser",
+    ],
+)
+
+ng_test_library(
+    name = "unit_tests_lib",
+    srcs = glob(
+        ["**/*.spec.ts"],
+        exclude = ["shared.spec.ts"],
+    ),
+    deps = [
+        ":harness_tests_lib",
+        ":testing",
+        "//src/material/input",
+    ],
+)
+
+ng_web_test_suite(
+    name = "unit_tests",
+    deps = [":unit_tests_lib"],
+)

src/material-experimental/input/testing/index.ts

@@ -0,0 +1,9 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+export * from './public-api';

src/material-experimental/mdc-input/harness/input-harness-filters.ts renamed to src/material-experimental/input/testing/input-harness-filters.ts

@@ -0,0 +1,7 @@
+import {MatInputModule} from '@angular/material/input';
+import {MatInputHarness} from './input-harness';
+import {runHarnessTests} from './shared.spec';
+
+describe('Non-MDC-based MatInputHarness', () => {
+  runHarnessTests(MatInputModule, MatInputHarness);
+});

src/material-experimental/input/testing/input-harness.spec.ts

@@ -0,0 +1,10 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+export * from './input-harness';
+export * from './input-harness-filters';

src/material-experimental/mdc-input/harness/input-harness.ts renamed to src/material-experimental/input/testing/input-harness.ts

@@ -5,41 +5,27 @@ import {ComponentFixture, TestBed} from '@angular/core/testing';
 import {ReactiveFormsModule} from '@angular/forms';
 import {MatInputModule} from '@angular/material/input';
 import {NoopAnimationsModule} from '@angular/platform-browser/animations';
-
 import {MatInputHarness} from './input-harness';
 
-let fixture: ComponentFixture<InputHarnessTest>;
-let loader: HarnessLoader;
-let inputHarness: typeof MatInputHarness;
-
-describe('MatInputHarness', () => {
-  describe('non-MDC-based', () => {
-    beforeEach(async () => {
-      await TestBed
-          .configureTestingModule({
-            imports: [NoopAnimationsModule, MatInputModule, ReactiveFormsModule],
-            declarations: [InputHarnessTest],
-          })
-          .compileComponents();
+/** Shared tests to run on both the original and MDC-based input's. */
+export function runHarnessTests(
+    inputModule: typeof MatInputModule, inputHarness: typeof MatInputHarness) {
+  let fixture: ComponentFixture<InputHarnessTest>;
+  let loader: HarnessLoader;
 
-      fixture = TestBed.createComponent(InputHarnessTest);
-      fixture.detectChanges();
-      loader = TestbedHarnessEnvironment.loader(fixture);
-      inputHarness = MatInputHarness;
-    });
+  beforeEach(async () => {
+    await TestBed
+        .configureTestingModule({
+          imports: [NoopAnimationsModule, inputModule, ReactiveFormsModule],
+          declarations: [InputHarnessTest],
+        })
+        .compileComponents();
 
-    runTests();
+    fixture = TestBed.createComponent(InputHarnessTest);
+    fixture.detectChanges();
+    loader = TestbedHarnessEnvironment.loader(fixture);
   });
 
-  describe(
-      'MDC-based',
-      () => {
-          // TODO: run tests for MDC based input once implemented.
-      });
-});
-
-/** Shared tests to run on both the original and MDC-based input's. */
-function runTests() {
   it('should load all input harnesses', async () => {
     const inputs = await loader.getAllHarnesses(inputHarness);
     expect(inputs.length).toBe(3);