1 files changed, 62 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/test/config_test.cc b/media/libvpx/libvpx/test/config_test.cc
new file mode 100644
index 0000000000..729b01151b
--- /dev/null
+++ b/media/libvpx/libvpx/test/config_test.cc
@@ -0,0 +1,62 @@
+/*
+ *  Copyright (c) 2012 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+#include "third_party/googletest/src/include/gtest/gtest.h"
+#include "test/codec_factory.h"
+#include "test/encode_test_driver.h"
+#include "test/util.h"
+#include "test/video_source.h"
+
+namespace {
+
+class ConfigTest
+    : public ::libvpx_test::EncoderTest,
+      public ::libvpx_test::CodecTestWithParam<libvpx_test::TestMode> {
+ protected:
+  ConfigTest()
+      : EncoderTest(GET_PARAM(0)), frame_count_in_(0), frame_count_out_(0),
+        frame_count_max_(0) {}
+  ~ConfigTest() override = default;
+
+  void SetUp() override {
+    InitializeConfig();
+    SetMode(GET_PARAM(1));
+  }
+
+  void BeginPassHook(unsigned int /*pass*/) override {
+    frame_count_in_ = 0;
+    frame_count_out_ = 0;
+  }
+
+  void PreEncodeFrameHook(libvpx_test::VideoSource * /*video*/) override {
+    ++frame_count_in_;
+    abort_ |= (frame_count_in_ >= frame_count_max_);
+  }
+
+  void FramePktHook(const vpx_codec_cx_pkt_t * /*pkt*/) override {
+    ++frame_count_out_;
+  }
+
+  unsigned int frame_count_in_;
+  unsigned int frame_count_out_;
+  unsigned int frame_count_max_;
+};
+
+TEST_P(ConfigTest, LagIsDisabled) {
+  frame_count_max_ = 2;
+  cfg_.g_lag_in_frames = 15;
+
+  libvpx_test::DummyVideoSource video;
+  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
+
+  EXPECT_EQ(frame_count_in_, frame_count_out_);
+}
+
+VP8_INSTANTIATE_TEST_SUITE(ConfigTest, ONE_PASS_TEST_MODES);
+}  // namespace