[TextInputLayout][a11y] Added more a11y tests for text fields and exposed dropdown menu. Also updated robolectric version

PiperOrigin-RevId: 441190540

Author: leticiarossi

build.gradle

@@ -46,7 +46,7 @@ ext {
   espressoVersion = '3.1.0'
   mockitoCoreVersion = '2.25.0'
   truthVersion = '0.45'
-  robolectricVersion = '4.7.3'
+  robolectricVersion = '4.8-alpha-1'
 
   // Enforce the use of prebuilt dependencies in all sub-projects. This is
   // required for the doclava dependency.

lib/javatests/com/google/android/material/textfield/ExposedDropdownMenuAccessibilityTest.java

@@ -25,6 +25,7 @@
 import android.content.Context;
 import androidx.appcompat.app.AppCompatActivity;
 import android.view.View;
+import android.view.ViewGroup;
 import android.view.accessibility.AccessibilityManager;
 import androidx.test.core.app.ApplicationProvider;
 import org.junit.Before;
@@ -54,25 +55,55 @@ public void themeApplicationContext() {
 
   private void inflateLayout() {
     View inflated = activity.getLayoutInflater().inflate(R.layout.test_exposed_dropdown_menu, null);
+    ((ViewGroup) activity.findViewById(android.R.id.content)).addView(inflated);
     dropdownEditable = inflated.findViewById(R.id.dropdown_editable);
     dropdownNonEditable = inflated.findViewById(R.id.dropdown_noneditable);
   }
 
   @Test
-  public void testEndIconInNonEditableMenu_inA11yMode_notImportantForA11y() {
-    accessibilityManager.setTouchExplorationEnabled(true);
+  public void testEndIconInNonEditableMenu_isImportantForA11y() {
+    accessibilityManager.setEnabled(true);
+
+    inflateLayout();
+
+    assertThat(dropdownNonEditable.getEndIconView().isImportantForAccessibility(), is(true));
+  }
+
+  @Test
+  public void testEndIconInEditableMenu_isImportantForA11y() {
+    accessibilityManager.setEnabled(true);
 
     inflateLayout();
 
-    assertThat(dropdownNonEditable.getEndIconView().isImportantForAccessibility(), is(false));
+    assertThat(dropdownEditable.getEndIconView().isImportantForAccessibility(), is(true));;
   }
 
   @Test
-  public void testEndIconInEditableMenu_inA11yMode_isImportantForA11y() {
+  public void testEndIconInNonEditableMenu_inTouchExplorationMode_notImportantForA11y() {
+    inflateLayout();
+
     accessibilityManager.setTouchExplorationEnabled(true);
+    boolean importantForA11yInTouchExplMode =
+        dropdownNonEditable.getEndIconView().isImportantForAccessibility();
+    accessibilityManager.setTouchExplorationEnabled(false);
+    accessibilityManager.setEnabled(false);
+
+    // Assert it was false in touch exploration mode.
+    assertThat(importantForA11yInTouchExplMode, is(false));
+    // Assert it switches back to true.
+    assertThat(dropdownNonEditable.getEndIconView().isImportantForAccessibility(), is(true));
+  }
 
+  @Test
+  public void testEndIconInEditableMenu_inTouchExplorationMode_alwaysImportantForA11y() {
     inflateLayout();
 
+    accessibilityManager.setTouchExplorationEnabled(true);
+    boolean importantForA11yInTouchExplMode =
+        dropdownEditable.getEndIconView().isImportantForAccessibility();
+    accessibilityManager.setTouchExplorationEnabled(false);
+
+    assertThat(importantForA11yInTouchExplMode, is(true));
     assertThat(dropdownEditable.getEndIconView().isImportantForAccessibility(), is(true));
   }
 }

lib/javatests/com/google/android/material/textfield/TextInputLayoutAccessibilityTest.java

@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.android.material.textfield;
+
+import com.google.android.material.R;
+
+import static com.google.android.material.textfield.TextInputLayout.END_ICON_CUSTOM;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.core.Is.is;
+
+import android.graphics.Color;
+import android.graphics.drawable.ColorDrawable;
+import androidx.appcompat.app.AppCompatActivity;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import androidx.test.core.app.ApplicationProvider;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.Robolectric;
+import org.robolectric.RobolectricTestRunner;
+
+@RunWith(RobolectricTestRunner.class)
+public final class TextInputLayoutAccessibilityTest {
+
+  private TextInputLayout textInputLayout;
+  private final OnClickListener onClickListener =
+      new OnClickListener() {
+        @Override
+        public void onClick(View v) {
+          /* Do something */
+        }
+      };
+
+  @Before
+  public void themeApplicationContext() {
+    ApplicationProvider.getApplicationContext()
+        .setTheme(R.style.Theme_Material3_DayNight_NoActionBar);
+    AppCompatActivity activity = Robolectric.buildActivity(AppCompatActivity.class).setup().get();
+    View inflated = activity.getLayoutInflater().inflate(R.layout.test_text_input_layout, null);
+    ((ViewGroup) activity.findViewById(android.R.id.content)).addView(inflated);
+    textInputLayout = inflated.findViewById(R.id.text_input_layout);
+  }
+
+  @Test
+  public void testPasswordEndIcon_importantForA11y() {
+    textInputLayout.setEndIconMode(TextInputLayout.END_ICON_PASSWORD_TOGGLE);
+
+    assertThat(textInputLayout.getEndIconView().isImportantForAccessibility(), is(true));
+  }
+
+  @Test
+  public void testClearTextEndIcon_importantForA11y() {
+    textInputLayout.setEndIconMode(TextInputLayout.END_ICON_CLEAR_TEXT);
+
+    assertThat(textInputLayout.getEndIconView().isImportantForAccessibility(), is(true));
+  }
+
+  @Test
+  public void testClickableCustomEndIcon_importantForA11y() {
+    textInputLayout.setEndIconMode(END_ICON_CUSTOM);
+    textInputLayout.setEndIconDrawable(new ColorDrawable(Color.GREEN));
+    textInputLayout.setEndIconOnClickListener(onClickListener);
+
+    assertThat(textInputLayout.getEndIconView().isImportantForAccessibility(), is(true));
+  }
+
+  @Test
+  public void testNonClickableCustomEndIcon_notImportantForA11y() {
+    textInputLayout.setEndIconMode(END_ICON_CUSTOM);
+    textInputLayout.setEndIconDrawable(new ColorDrawable(Color.GREEN));
+
+    assertThat(textInputLayout.getEndIconView().isImportantForAccessibility(), is(false));
+  }
+}

lib/javatests/com/google/android/material/textfield/res/layout/test_text_input_layout.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2022 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<com.google.android.material.textfield.TextInputLayout xmlns:android="http://schemas.android.com/apk/res/android"
+  android:id="@+id/text_input_layout"
+  style="?attr/textInputOutlinedStyle"
+  android:layout_width="match_parent"
+  android:layout_height="wrap_content"
+  android:hint="@string/label">
+  <com.google.android.material.textfield.TextInputEditText
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"/>
+</com.google.android.material.textfield.TextInputLayout>