media: Handle "encrypted" event in pipeline_integration_fuzzertest.

media/test/pipeline_integration_fuzzertest.cc

Index: media/test/pipeline_integration_fuzzertest.cc
diff --git a/media/test/pipeline_integration_fuzzertest.cc b/media/test/pipeline_integration_fuzzertest.cc
index a00b3281a9b3fb935cb52dbebeb3c28c1a1c2e55..508cf36294a81edc99260467f5f0f2cc5a09ac23 100644
--- a/media/test/pipeline_integration_fuzzertest.cc
+++ b/media/test/pipeline_integration_fuzzertest.cc
@@ -4,13 +4,31 @@
 
 #include <stddef.h>
 #include <stdint.h>
+#include <vector>
 
 #include "base/at_exit.h"
+#include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
+#include "media/base/eme_constants.h"
 #include "media/base/pipeline_status.h"
 #include "media/test/pipeline_integration_test_base.h"
 
+namespace {
+
+void OnEncryptedMediaInitData(media::PipelineIntegrationTestBase* test,
+                              media::EmeInitDataType /* type */,
+                              const std::vector<uint8_t>& /* init_data */) {
+  // Encrypted media is not supported in this test. For an encrypted media file,
+  // we will start demuxing the data but media pipeline will wait for a CDM to
+  // be available to start initialization, which will not happen in this case.
+  // To prevent the test timeout, we'll just fail the test immediately here.
+  // TODO(xhwang): Support encrypted media in this fuzzer test.
+  test->FailTest(media::PIPELINE_ERROR_INITIALIZATION_FAILED);
+}
+
+}  // namespace
+
 // Entry point for LibFuzzer.
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
   // Media pipeline starts new threads, which needs AtExitManager.
@@ -21,6 +39,9 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
 
   media::PipelineIntegrationTestBase test;
 
+  test.set_encrypted_media_init_data_cb(
+      base::Bind(&OnEncryptedMediaInitData, &test));
+
   media::PipelineStatus pipeline_status =
       test.Start(data, size, media::PipelineIntegrationTestBase::kClockless);
   if (pipeline_status != media::PIPELINE_OK)