Стабилизировать проходы пилы уровня 10

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

@@ -3,6 +3,7 @@ package com.projectsacrifice.game;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
 
 import org.junit.Test;
 
@@ -127,6 +128,40 @@ public final class LevelPlaytestBotTest {
         assertFalse(snapshot.playerOnMovingPlatform());
     }
 
+    @Test
+    public void groundedApproachWaitsForAliveGroundedPlayerAtCheckpoint() {
+        LevelPlaytestBot.SnapshotCondition checkpoint =
+                LevelPlaytestBot.groundedAliveAtOrBeyond(280f);
+
+        assertFalse(checkpoint.reached(snapshot(true, true, 279f, 1)));
+        assertFalse(checkpoint.reached(snapshot(false, true, 280f, 1)));
+        assertFalse(checkpoint.reached(snapshot(true, false, 280f, 1)));
+        assertTrue(checkpoint.reached(snapshot(true, true, 280f, 1)));
+    }
+
+    @Test
+    public void expectedDeathGuardFailsBeforeAnAccidentalRetry() {
+        LevelPlaytestBot.SnapshotCondition guarded = LevelPlaytestBot.whileDeathsAtMost(
+                1, snapshot -> snapshot.playerX() >= 280f);
+
+        assertTrue(guarded.reached(snapshot(true, false, 320f, 1)));
+        try {
+            guarded.reached(snapshot(false, false, 470f, 2));
+            fail("An accidental second death must fail the route immediately");
+        } catch (AssertionError expected) {
+            assertTrue(expected.getMessage(), expected.getMessage().contains("expected at most 1"));
+            assertTrue(expected.getMessage(), expected.getMessage().contains("observed 2"));
+        }
+    }
+
+    private static GameView.AutomationSnapshot snapshot(
+            boolean alive, boolean onGround, float x, int deaths) {
+        return new GameView.AutomationSnapshot(
+                false, alive, false, false, false,
+                10, 0L, x, 760f, deaths, deaths,
+                Float.NaN, Float.NaN, false, false, Float.NaN, onGround);
+    }
+
     private static final class ScriptedDriver implements LevelPlaytestBot.Driver {
         private int startedLevel;
         private long nowMillis;