Добавить доступный интерфейс этапа 3

app/src/test/java/com/projectsacrifice/game/AccessibilityScreenDescriptionTest.java

@@ -0,0 +1,35 @@
+package com.projectsacrifice.game;
+
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+
+public final class AccessibilityScreenDescriptionTest {
+    @Test
+    public void everyPlayerFacingScreenNamesItsStateAndAvailableActions() {
+        String levels = AccessibilityScreenDescription.levelSelect(3, 10);
+        assertTrue(levels.contains("Level select"));
+        assertTrue(levels.contains("3 of 10 unlocked"));
+        assertTrue(levels.contains("Settings"));
+
+        String settings = AccessibilityScreenDescription.settings(
+                ControlSettings.defaults(), AccessibilitySettings.defaults());
+        assertTrue(settings.contains("Settings"));
+        assertTrue(settings.contains("Text size Standard"));
+        assertTrue(settings.contains("High contrast Off"));
+        assertTrue(settings.contains("Back"));
+
+        String playing = AccessibilityScreenDescription.playing(
+                LevelCatalog.get(0), 2, "01:23", "Signals 1/1", false);
+        assertTrue(playing.contains("Playing level 1"));
+        assertTrue(playing.contains("2 volunteers"));
+        assertTrue(playing.contains("Signals 1/1"));
+        assertTrue(playing.contains("Move left, move right, jump, restart, pause"));
+
+        String complete = AccessibilityScreenDescription.complete(
+                LevelCatalog.get(0), 2, "01:23", true);
+        assertTrue(complete.contains("Level complete"));
+        assertTrue(complete.contains("Replay"));
+        assertTrue(complete.contains("Next level"));
+    }
+}

app/src/test/java/com/projectsacrifice/game/AccessibilitySettingsTest.java

@@ -0,0 +1,53 @@
+package com.projectsacrifice.game;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import org.junit.Test;
+
+public final class AccessibilitySettingsTest {
+    @Test
+    public void textSizeCyclesBetweenReadablePresetsAndWraps() {
+        AccessibilitySettings settings = AccessibilitySettings.defaults();
+
+        assertEquals("Standard", settings.textSizeLabel());
+        assertEquals(1f, settings.textScale(), 0f);
+
+        settings = settings.nextTextSize();
+        assertEquals("Large", settings.textSizeLabel());
+        assertEquals(1.25f, settings.textScale(), 0f);
+
+        assertEquals("Standard", settings.nextTextSize().textSizeLabel());
+    }
+
+    @Test
+    public void highContrastIsExplicitAndReversible() {
+        AccessibilitySettings settings = AccessibilitySettings.defaults();
+
+        assertFalse(settings.highContrastEnabled());
+        assertEquals("Off", settings.highContrastLabel());
+
+        settings = settings.toggleHighContrast();
+        assertTrue(settings.highContrastEnabled());
+        assertEquals("On", settings.highContrastLabel());
+        assertFalse(settings.toggleHighContrast().highContrastEnabled());
+    }
+
+    @Test
+    public void invalidPersistedPresetFallsBackWithoutChangingContrastChoice() {
+        AccessibilitySettings settings = AccessibilitySettings.restore(99, true);
+
+        assertEquals("Standard", settings.textSizeLabel());
+        assertTrue(settings.highContrastEnabled());
+    }
+
+    @Test
+    public void largePresetScalesEveryCanvasTextRequestWithoutMovingLayout() {
+        AccessibilitySettings large = AccessibilitySettings.defaults().nextTextSize();
+
+        assertEquals(30f, large.canvasTextSize(24f), 0f);
+        assertEquals(80f, large.canvasTextSize(64f), 0f);
+        assertEquals(24f, AccessibilitySettings.defaults().canvasTextSize(24f), 0f);
+    }
+
+}

app/src/test/java/com/projectsacrifice/game/AccessibilityStatusTest.java

@@ -0,0 +1,19 @@
+package com.projectsacrifice.game;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+public final class AccessibilityStatusTest {
+    @Test
+    public void criticalGameplayStateIsRepresentedByTextNotOnlyColorOrVibration() {
+        assertEquals(
+                "Signals 1/2  ·  Doors 0/1  ·  Volunteer respawning",
+                AccessibilityStatus.describe(1, 2, 0, 1, false)
+        );
+        assertEquals(
+                "Signals 0/0  ·  Doors 0/0  ·  Volunteer active",
+                AccessibilityStatus.describe(0, 0, 0, 0, true)
+        );
+    }
+}