diff --git a/gson/src/test/java/com/google/gson/internal/bind/JsonTreeWriterTest.java b/gson/src/test/java/com/google/gson/internal/bind/JsonTreeWriterTest.java
index 97dc2e56c..0600a7ef0 100644
--- a/gson/src/test/java/com/google/gson/internal/bind/JsonTreeWriterTest.java
+++ b/gson/src/test/java/com/google/gson/internal/bind/JsonTreeWriterTest.java
@@ -281,4 +281,25 @@ public final class JsonTreeWriterTest {
             "getSerializeNulls()");
     MoreAsserts.assertOverridesMethods(JsonWriter.class, JsonTreeWriter.class, ignoredMethods);
   }
+
+  @Test
+  public void testEndArrayOnEmptyStackThrows() {
+    JsonTreeWriter writer = new JsonTreeWriter();
+    assertThrows(IllegalStateException.class, () -> writer.endArray());
+  }
+
+  @Test
+  public void testEndArrayWithPendingNameThrows() throws IOException {
+    JsonTreeWriter writer = new JsonTreeWriter();
+    writer.beginObject();
+    writer.name("test");
+    assertThrows(IllegalStateException.class, () -> writer.endArray());
+  }
+
+  @Test
+  public void testEndArrayWhenStackTopIsNotArrayThrows() throws IOException {
+    JsonTreeWriter writer = new JsonTreeWriter();
+    writer.beginObject();
+    assertThrows(IllegalStateException.class, () -> writer.endArray());
+  }
 }