Skip testLongMessages under TSAN.

PiperOrigin-RevId: 670216182
Change-Id: I6215dae62b23ed996ce48be02b3ad6a6f2f847da
diff --git a/src/test/java/com/google/crypto/tink/aead/internal/ChaCha20Poly1305JceTest.java b/src/test/java/com/google/crypto/tink/aead/internal/ChaCha20Poly1305JceTest.java
index f89f813..f8c726f 100644
--- a/src/test/java/com/google/crypto/tink/aead/internal/ChaCha20Poly1305JceTest.java
+++ b/src/test/java/com/google/crypto/tink/aead/internal/ChaCha20Poly1305JceTest.java
@@ -107,7 +107,7 @@
   public void testLongMessages() throws Exception {
     Assume.assumeFalse(TinkFips.useOnlyFips());
     Assume.assumeTrue(ChaCha20Poly1305Jce.isSupported());
-
+    Assume.assumeFalse(TestUtil.isTsan());
     int dataSize = 16;
     while (dataSize <= (1 << 24)) {
       byte[] plaintext = Random.randBytes(dataSize);