Merge "Add unit test for ImeSubtypeListItem equals and hashCode" into main (82f4c475) · Commits · e / os / android_frameworks_base

services/tests/InputMethodSystemServerTests/src/com/android/server/inputmethod/InputMethodSubtypeSwitchingControllerTest.java

+99 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ import static com.android.server.inputmethod.InputMethodUtils.NOT_A_SUBTYPE_INDE

		import static org.junit.Assert.assertEquals;
		import static org.junit.Assert.assertFalse;
		import static org.junit.Assert.assertNotEquals;
		import static org.junit.Assert.assertNotNull;
		import static org.junit.Assert.assertTrue;

		@@ -587,6 +588,104 @@ public final class InputMethodSubtypeSwitchingControllerTest {
		0, subtype0.compareTo(subtype1));
		}

		/** Verifies the {@code ImeSubtypeListItem.equals} and {@code ImeSubtypeListItem.hashCode}. */
		@Test
		public void testEqualsAndHashCode() {
		final var component1 = new ComponentName("com.example.ime1", "Ime");
		final var subtypes1 = new ArrayList<InputMethodSubtype>();
		subtypes1.add(createTestSubtype(SYSTEM_LOCALE));
		final var imi1 =
		createTestImi(component1, subtypes1, true /* supportsSwitchingToNextInputMethod */);

		final var item1 =
		new ImeSubtypeListItem(
		"Ime", "Subtype", "Layout", imi1, 0 /* subtypeIndex */,
		true /* showInImeSwitcherMenu /, false / isAuxiliary */,
		true /* suitableForHardware */);

		// Test equality with null.
		assertNotNull("Item should not be null.", item1);

		// Test equals and hashCode with an equivalent item.
		final var item2 =
		new ImeSubtypeListItem(
		"Ime", "Subtype", "Layout", imi1, 0 /* subtypeIndex */,
		true /* showInImeSwitcherMenu /, false / isAuxiliary */,
		true /* suitableForHardware */);
		assertEquals("Equivalent items should be equal.", item1, item2);
		assertEquals("Hash code of equivalent items should be equal.",
		item1.hashCode(), item2.hashCode());

		// Test equals with different items.
		final var diffImeName =
		new ImeSubtypeListItem(
		"OtherIme", "Subtype", "Layout", imi1, 0 /* subtypeIndex */,
		true /* showInImeSwitcherMenu /, false / isAuxiliary */,
		true /* suitableForHardware */);
		assertNotEquals("Items with different IME names should not be equal.",
		item1, diffImeName);

		final var diffSubtypeName =
		new ImeSubtypeListItem(
		"Ime", "OtherSubtype", "Layout", imi1, 0 /* subtypeIndex */,
		true /* showInImeSwitcherMenu /, false / isAuxiliary */,
		true /* suitableForHardware */);
		assertNotEquals("Items with different subtype names should not be equal.",
		item1, diffSubtypeName);

		final var diffLayoutName =
		new ImeSubtypeListItem(
		"Ime", "Subtype", "OtherLayout", imi1, 0 /* subtypeIndex */,
		true /* showInImeSwitcherMenu /, false / isAuxiliary */,
		true /* suitableForHardware */);
		assertNotEquals("Items with different layout names should not be equal.",
		item1, diffLayoutName);

		final var component2 = new ComponentName("com.example.ime2", "Ime");
		final var subtypes2 = new ArrayList<InputMethodSubtype>();
		subtypes2.add(createTestSubtype(SYSTEM_LOCALE));
		final var imi2 =
		createTestImi(component2, subtypes2, true /* supportsSwitchingToNextInputMethod */);
		final var diffImi =
		new ImeSubtypeListItem(
		"Ime", "Subtype", "Layout", imi2, 0 /* subtypeIndex */,
		true /* showInImeSwitcherMenu /, false / isAuxiliary */,
		true /* suitableForHardware */);
		assertNotEquals("Items with different IMEs should not be equal.", item1, diffImi);

		final var diffSubtypeIndex =
		new ImeSubtypeListItem(
		"Ime", "Subtype", "Layout", imi1, 1 /* subtypeIndex */,
		true /* showInImeSwitcherMenu /, false / isAuxiliary */,
		true /* suitableForHardware */);
		assertNotEquals("Items with different subtype indices should not be equal.",
		item1, diffSubtypeIndex);

		final var diffShowInMenu =
		new ImeSubtypeListItem(
		"Ime", "Subtype", "Layout", imi1, 0 /* subtypeIndex */,
		false /* showInImeSwitcherMenu /, false / isAuxiliary */,
		true /* suitableForHardware */);
		assertNotEquals("Items with different show in menu flags should not be equal.",
		item1, diffShowInMenu);

		final var diffAuxiliary =
		new ImeSubtypeListItem(
		"Ime", "Subtype", "Layout", imi1, 0 /* subtypeIndex */,
		true /* showInImeSwitcherMenu /, true / isAuxiliary */,
		true /* suitableForHardware */);
		assertNotEquals("Items with different auxiliary flags should not be equal.",
		item1, diffAuxiliary);

		final var diffSuitableForHardware =
		new ImeSubtypeListItem(
		"Ime", "Subtype", "Layout", imi1, 0 /* subtypeIndex */,
		true /* showInImeSwitcherMenu /, false / isAuxiliary */,
		false /* suitableForHardware */);
		assertNotEquals("Items with different suitable for hardware flags should not be equal.",
		item1, diffSuitableForHardware);
		}

		/**
		* Moves the given item from its current position to the front of the given list.
		*