utest: Add 33 tests cases for tdm_helper 95/161495/5
authorRoman Marchenko <r.marchenko@samsung.com>
Thu, 23 Nov 2017 15:07:55 +0000 (17:07 +0200)
committerSooChan Lim <sc1.lim@samsung.com>
Sun, 26 Nov 2017 03:38:28 +0000 (03:38 +0000)
Change-Id: I7b3d77866a67d45ffa740456351629d3cc85f148
Signed-off-by: Roman Marchenko <r.marchenko@samsung.com>
utests/Makefile.am
utests/src/ut_tdm_helper.cpp [new file with mode: 0644]

index b919431..eee9511 100644 (file)
@@ -8,6 +8,7 @@ tdm_utests_SOURCES = \
        src/ut_tdm_output.cpp \
        src/ut_tdm_hwc_window.cpp \
        src/ut_tdm_buffer.cpp \
+       src/ut_tdm_helper.cpp \
        src/ut_tdm_layer.cpp \
        src/ut_tdm_vblank.cpp
 
diff --git a/utests/src/ut_tdm_helper.cpp b/utests/src/ut_tdm_helper.cpp
new file mode 100644 (file)
index 0000000..917c3e3
--- /dev/null
@@ -0,0 +1,587 @@
+#include "gtest/gtest.h"
+#include "ut_common.h"
+#include "stdint.h"
+#include <stdio.h>
+#include <ftw.h>
+#include <unistd.h>
+
+extern "C" {
+#include "tdm.h"
+#include "tdm_helper.h"
+#include "tdm_backend.h"
+#include "tbm_bufmgr.h"
+#include "tbm_surface.h"
+#include "tbm_surface_internal.h"
+#include "tbm_drm_helper.h"
+}
+
+#define TMP_PATH_FOR_UTEST "tmp_utest_helper"
+#define STR_LEN 8192
+
+class TDMHelper : public ::testing::Test {
+protected:
+       tdm_display *dpy = NULL;
+       tbm_bufmgr bufmgr = NULL;
+       int master_fd = -42;
+       /*list of connected outputs*/
+       int output_count = 0;
+       const tdm_output_mode **preferred_mode_array = NULL;
+       tdm_output **outputs;
+       tdm_error error ;
+       tbm_surface_h surface;
+       virtual void SetEnv()
+       {
+               setenv("TDM_THREAD", "0", 1);
+               setenv("TDM_COMMIT_PER_VBLANK", "1", 1);
+               setenv("XDG_RUNTIME_DIR", ".", 1);
+               setenv("TBM_DISPLAY_SERVER", "1", 1);
+       }
+
+       void UnsetEnv()
+       {
+               unsetenv("TDM_THREAD");
+               unsetenv("TDM_COMMIT_PER_VBLANK");
+               unsetenv("XDG_RUNTIME_DIR");
+               unsetenv("TBM_DISPLAY_SERVER");
+       }
+
+       void SetUp(void)
+       {
+               const tdm_output_mode *preferred_mode = NULL;
+               tdm_error error = TDM_ERROR_NONE;
+               int all_output_count = 0;
+
+               SetEnv();
+
+               bufmgr = tbm_bufmgr_init(-1);
+               ASSERT_FALSE(bufmgr == NULL);
+
+               dpy = tdm_display_init(&error);
+               ASSERT_TRUE(error == TDM_ERROR_NONE);
+               ASSERT_FALSE(dpy == NULL);
+
+               master_fd = tbm_drm_helper_get_master_fd();
+               ASSERT_TRUE(tdm_display_get_output_count(dpy, &all_output_count) == TDM_ERROR_NONE);
+
+               outputs = (tdm_output **)calloc(all_output_count, sizeof(tdm_output *));
+               ASSERT_FALSE(NULL == outputs);
+
+               preferred_mode_array = (const tdm_output_mode **)calloc(all_output_count, sizeof(tdm_output_mode *));
+               ASSERT_FALSE(NULL == preferred_mode_array);
+
+               output_count = 0;
+
+               for (int i = 0; i < all_output_count; i++) {
+                       tdm_output *output = tdm_display_get_output(dpy, i, &error);
+                       int output_modes_cnt = 0;
+                       const tdm_output_mode *output_modes;
+
+                       if (TDM_ERROR_NONE != error || NULL == output)
+                               continue;
+
+                       tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
+                       if (TDM_ERROR_NONE != tdm_output_get_conn_status(output, &status))
+                               continue;
+
+                       if (status == TDM_OUTPUT_CONN_STATUS_DISCONNECTED)
+                               continue;
+
+                       error = tdm_output_get_available_modes(output, &output_modes, &output_modes_cnt);
+                       if (TDM_ERROR_NONE != error)
+                               continue;
+                       if (output_modes_cnt <= 0) {
+                               continue;
+                       }
+
+                       for(int j = 0; j < output_modes_cnt; j++)
+                               if(output_modes[j].type & TDM_OUTPUT_MODE_TYPE_PREFERRED)
+                                       preferred_mode = &output_modes[j];
+
+                       if (!preferred_mode)
+                               continue;
+
+                       if (preferred_mode_array)
+                               preferred_mode_array[output_count] = preferred_mode;
+                       if (outputs)
+                               outputs[output_count] = output;
+                       output_count++;
+
+                       error = tdm_output_set_mode(output, preferred_mode);
+                       ASSERT_EQ(TDM_ERROR_NONE, error);
+               }
+               surface = tbm_surface_create(256, 256, TBM_FORMAT_ARGB8888);
+               ASSERT_TRUE(surface != NULL);
+       }
+
+       void TearDown(void)
+       {
+               if (surface) {
+                       while (tbm_surface_internal_is_valid(surface))
+                               tbm_surface_destroy(surface);
+               }
+               tdm_display_deinit(dpy);
+               dpy = NULL;
+               tbm_bufmgr_deinit(bufmgr);
+               bufmgr = NULL;
+               if (outputs)
+                       free(outputs);
+               if (preferred_mode_array)
+                       free(preferred_mode_array);
+               if (master_fd > -1) {
+                       int temp_master_fd = tbm_drm_helper_get_master_fd();
+                       EXPECT_EQ(temp_master_fd, -1) << "Fatal Error. Can't deinit tdm/tbm" << std::endl;
+                       if (temp_master_fd > -1)
+                               exit(1);
+                       close(master_fd);
+               }
+
+               UnsetEnv();
+       }
+};
+
+int remove_cb(const char *fpath, const struct stat *sb, int typeflag, struct FTW *ftwbuf)
+{
+       int rv = remove(fpath);
+       if (rv)
+               perror(fpath);
+       return rv;
+}
+
+int rmrf(const char *path)
+{
+       return nftw(path, remove_cb, 64, FTW_DEPTH | FTW_PHYS);
+}
+
+class TDMHelperSurface: public TDMHelper
+{
+protected:
+
+       void SetUp()
+       {
+               TDMHelper::SetUp();
+               ASSERT_EQ(0, mkdir(TMP_PATH_FOR_UTEST, 0755)) << "error: " <<  strerror(errno);
+       }
+       void TearDown()
+       {
+
+               rmrf(TMP_PATH_FOR_UTEST);
+               TDMHelper::TearDown();
+       }
+};
+
+class TDMHelperDisplay: public TDMHelper {
+};
+
+class TDMHelperOutput: public TDMHelper {
+};
+
+
+/* double tdm_helper_get_time(void); */
+TEST(TDMHelper, GetTime)
+{
+       double time;
+       time = tdm_helper_get_time();
+       EXPECT_GT(time, 0);
+}
+
+/* void tdm_helper_dump_start(char *dumppath, int *count); */
+TEST(TDMHelper, DumpStartFailNull)
+{
+       int count = 100;
+       tdm_helper_dump_start(NULL, &count);
+
+       tdm_helper_dump_start((char *)TMP_PATH_FOR_UTEST, NULL);
+}
+
+TEST(TDMHelper, DumpStartSuccessful)
+{
+       int count = 100;
+       tdm_helper_dump_start((char *)TMP_PATH_FOR_UTEST, &count);
+}
+
+/* void tdm_helper_dump_stop(void); */
+TEST(TDMHelper, DumpStopSuccessful)
+{
+       tdm_helper_dump_stop();
+}
+
+/* void tdm_helper_dump_buffer(tbm_surface_h buffer, const char *file); */
+TEST_F(TDMHelperSurface, DumpBufferFailNull)
+{
+       tdm_helper_dump_buffer(NULL, TMP_PATH_FOR_UTEST "/tmp");
+}
+
+TEST_F(TDMHelperSurface, DumpBufferFailInvalideOutput)
+{
+       int invalid_surface;
+       tdm_helper_dump_buffer((tbm_surface_h)&invalid_surface, TMP_PATH_FOR_UTEST "/xyz.png");
+
+       /* file name mast have an extension ".png" */
+       tdm_helper_dump_buffer(surface, TMP_PATH_FOR_UTEST "/tmp.xyz");
+}
+
+TEST_F(TDMHelperSurface, DumpBufferFailUnknownFormat)
+{
+       tbm_surface_h surf;
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YUV444);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_dump_buffer(surface, TMP_PATH_FOR_UTEST "/xyz.png");
+       tbm_surface_destroy(surf);
+}
+
+TEST_F(TDMHelperSurface, DumpBufferSuccessful)
+{
+       tbm_surface_h surf;
+
+       tdm_helper_dump_buffer(surface, TMP_PATH_FOR_UTEST "/rgb.png");
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YUV420);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_dump_buffer(surf, TMP_PATH_FOR_UTEST "/YUV.yuv");
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_NV12);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_dump_buffer(surf, TMP_PATH_FOR_UTEST "/NV.yuv");
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YUYV);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_dump_buffer(surf, TMP_PATH_FOR_UTEST "/YUYV.yuv");
+       tbm_surface_destroy(surf);
+}
+
+/* void tdm_helper_clear_buffer_color(tbm_surface_h buffer, tdm_pos *pos, unsigned int color); */
+TEST_F(TDMHelperSurface, ClearBufferColorFailNull)
+{
+       tdm_pos pos;
+       tdm_helper_clear_buffer_color(NULL, &pos, 0x0F0F0F);
+}
+
+TEST_F(TDMHelperSurface, ClearBufferColorInvalideOutput)
+{
+       int invalid_surface;
+       tdm_pos pos;
+       tdm_helper_clear_buffer_color((tbm_surface_h)&invalid_surface, &pos, 0x0F0F0F);
+}
+
+TEST_F(TDMHelperSurface, ClearBufferColorUnknownFormat)
+{
+       tdm_pos pos = { .x = 0, .y = 0, .w = 10, .h = 10 };
+       tbm_surface_h surf;
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YUV444);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_color(surf, &pos, 0x0F0F0F);
+       tbm_surface_destroy(surf);
+}
+
+TEST_F(TDMHelperSurface, ClearBufferColorSuccessful)
+{
+       tdm_pos pos = { .x = 0, .y = 0, .w = 10, .h = 10 };
+       tbm_surface_h surf;
+
+       tdm_helper_clear_buffer_color(surface, &pos, 0x0F0F0F);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YVU420);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_color(surf, &pos, 0x0F0F0F);
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_NV12);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_color(surf, &pos, 0x0F0F0F);
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YUYV);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_color(surf, &pos, 0x0F0F0F);
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_UYVY);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_color(surf, &pos, 0x0F0F0F);
+       tbm_surface_destroy(surf);
+}
+
+/* void tdm_helper_clear_buffer_pos(tbm_surface_h buffer, tdm_pos *pos); */
+TEST_F(TDMHelperSurface, ClearBufferPosFailNull)
+{
+       tdm_pos pos;
+       tdm_helper_clear_buffer_pos(NULL, &pos);
+}
+
+TEST_F(TDMHelperSurface, ClearBufferPosInvalideOutput)
+{
+       int invalid_surface;
+       tdm_pos pos;
+       tdm_helper_clear_buffer_pos((tbm_surface_h)&invalid_surface, &pos);
+}
+
+TEST_F(TDMHelperSurface, ClearBufferPosUnknownFormat)
+{
+       tdm_pos pos = { .x = 0, .y = 0, .w = 10, .h = 10 };
+       tbm_surface_h surf;
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YUV444);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_pos(surf, &pos);
+       tbm_surface_destroy(surf);
+}
+
+TEST_F(TDMHelperSurface, ClearBufferPosSuccessful)
+{
+       tdm_pos pos = { .x = 0, .y = 0, .w = 10, .h = 10 };
+       tbm_surface_h surf;
+
+       tdm_helper_clear_buffer_pos(surface, &pos);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YVU420);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_pos(surf, &pos);
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_NV12);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_pos(surf, &pos);
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YUYV);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_pos(surf, &pos);
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_UYVY);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer_pos(surf, &pos);
+       tbm_surface_destroy(surf);
+}
+
+/* void tdm_helper_clear_buffer(tbm_surface_h buffer); */
+TEST_F(TDMHelperSurface, ClearBufferFailNull)
+{
+       tdm_helper_clear_buffer(NULL);
+}
+
+TEST_F(TDMHelperSurface, ClearBufferInvalideOutput)
+{
+       int invalid_surface;
+       tdm_helper_clear_buffer((tbm_surface_h)&invalid_surface);
+}
+
+TEST_F(TDMHelperSurface, ClearBufferUnknownFormat)
+{
+       tbm_surface_h surf;
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YUV444);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer(surf);
+       tbm_surface_destroy(surf);
+}
+
+TEST_F(TDMHelperSurface, ClearBufferSuccessful)
+{
+       tbm_surface_h surf;
+
+       tdm_helper_clear_buffer(surface);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YVU420);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer(surf);
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_NV12);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer(surf);
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_YUYV);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer(surf);
+       tbm_surface_destroy(surf);
+
+       surf = tbm_surface_create(256, 256, TBM_FORMAT_UYVY);
+       ASSERT_TRUE(surf != NULL);
+       tdm_helper_clear_buffer(surf);
+       tbm_surface_destroy(surf);
+}
+
+/* void tdm_helper_get_buffer_full_size(tbm_surface_h buffer, int *buffer_w, int *buffer_h); */
+TEST_F(TDMHelperSurface, GetBufferFullSizeFailNull)
+{
+       int buffer_w;
+       int buffer_h;
+       tdm_helper_get_buffer_full_size(NULL, &buffer_w, &buffer_h);
+}
+
+TEST_F(TDMHelperSurface, GetBufferFullSizeFailinvalidBuffer)
+{
+       int invalid_surface;
+       int buffer_w;
+       int buffer_h;
+       tdm_helper_get_buffer_full_size((tbm_surface_h)&invalid_surface, &buffer_w, &buffer_h);
+}
+
+TEST_F(TDMHelperSurface, GetBufferFullSizeSuccessful)
+{
+       int buffer_w = 0;
+       int buffer_h = 0;
+       tdm_helper_get_buffer_full_size(surface, &buffer_w, &buffer_h);
+       ASSERT_GE(buffer_w, 0);
+       ASSERT_GE(buffer_h, 0);
+}
+
+/* tdm_error tdm_helper_convert_buffer(tbm_surface_h srcbuf, tbm_surface_h dstbuf,
+                                                 tdm_pos *srcpos, tdm_pos *dstpos,
+                                                 tdm_transform transform, int over); */
+TEST_F(TDMHelperSurface, ConvertBufferFailNull)
+{
+       tdm_pos srcpos = { 0, 0, 256, 256 };
+       tdm_pos dstpos = { 0, 0, 256, 256 };
+       tbm_surface_h dstbuf;
+       tdm_error error;
+
+       dstbuf = tbm_surface_create(256, 256, TBM_FORMAT_ARGB8888);
+       ASSERT_TRUE(dstbuf != NULL);
+
+       error = tdm_helper_convert_buffer(NULL, dstbuf, &srcpos, &dstpos, TDM_TRANSFORM_NORMAL, 0);
+       tbm_surface_destroy(dstbuf);
+       ASSERT_NE(TDM_ERROR_NONE, error);
+
+       error = tdm_helper_convert_buffer(surface, NULL, &srcpos, &dstpos, TDM_TRANSFORM_NORMAL, 0);
+       ASSERT_NE(TDM_ERROR_NONE, error);
+}
+
+TEST_F(TDMHelperSurface, ConvertBufferFailinvalidBuffer)
+{
+       int invalid_surface;
+       tdm_pos srcpos = { 0, 0, 256, 256 };
+       tdm_pos dstpos = { 0, 0, 256, 256 };
+       tbm_surface_h dstbuf;
+       tdm_error error;
+
+       dstbuf = tbm_surface_create(256, 256, TBM_FORMAT_ARGB8888);
+       ASSERT_TRUE(dstbuf != NULL);
+
+       error = tdm_helper_convert_buffer((tbm_surface_h)&invalid_surface, dstbuf, &srcpos, &dstpos, TDM_TRANSFORM_NORMAL, 0);
+       tbm_surface_destroy(dstbuf);
+       ASSERT_NE(TDM_ERROR_NONE, error);
+
+       error = tdm_helper_convert_buffer(surface, (tbm_surface_h)&invalid_surface, &srcpos, &dstpos, TDM_TRANSFORM_NORMAL, 0);
+       ASSERT_NE(TDM_ERROR_NONE, error);
+}
+
+TEST_F(TDMHelperSurface, ConvertBufferSuccessful)
+{
+       tdm_pos srcpos = { 0, 0, 256, 256 };
+       tdm_pos dstpos = { 0, 0, 256, 256 };
+       tbm_surface_h dstbuf;
+       tdm_error error;
+
+       dstbuf = tbm_surface_create(256, 256, TBM_FORMAT_ARGB8888);
+       ASSERT_TRUE(dstbuf != NULL);
+
+       error = tdm_helper_convert_buffer(surface, dstbuf, &srcpos, &dstpos, TDM_TRANSFORM_NORMAL, 0);
+       tbm_surface_destroy(dstbuf);
+       ASSERT_EQ(TDM_ERROR_NONE, error);
+}
+
+
+/* void tdm_helper_get_display_information(tdm_display *dpy, char *reply, int *len); */
+TEST_F(TDMHelperDisplay, GetDisplayInformationFailNull)
+{
+       char reply[STR_LEN] = {0};
+       int len = STR_LEN;
+       tdm_helper_get_display_information(NULL, reply, &len);
+       ASSERT_LT(len, STR_LEN);
+       ASSERT_EQ((STR_LEN - len), strlen(reply));
+
+       len = STR_LEN;
+       tdm_helper_get_display_information(dpy, NULL, &len);
+       ASSERT_EQ(STR_LEN, len);
+
+       reply[0] = '\0';
+       tdm_helper_get_display_information(dpy, reply, NULL);
+       ASSERT_EQ(0, reply[0]);
+}
+
+TEST_F(TDMHelperDisplay, GetDisplayInformationSuccessful)
+{
+       char reply[STR_LEN] = {0};
+       int len = STR_LEN;
+       tdm_helper_get_display_information(dpy, reply, &len);
+       ASSERT_LT(len, STR_LEN);
+       ASSERT_EQ((STR_LEN - len), strlen(reply));
+}
+int capture_handler_is_called = 0;
+void capture_handler(tbm_surface_h buffer, void *user_data)
+{
+       if (&capture_handler_is_called == user_data)
+               capture_handler_is_called = 1;
+}
+/* tdm_error tdm_helper_capture_output(...); */
+TEST_F(TDMHelperOutput, CaptureOutputFailNull)
+{
+       int output_count = 0;
+       tdm_output *output = NULL;
+       tdm_error error;
+       tbm_surface_h buffer = NULL;
+
+       error = tdm_display_get_output_count(dpy, &output_count);
+       ASSERT_EQ(TDM_ERROR_NONE, error);
+       for (int i = 0; i < output_count; i++) {
+
+               output = tdm_display_get_output(dpy, i, &error);
+               ASSERT_NE(NULL, output);
+
+               error = tdm_helper_capture_output(NULL, buffer, 0, 0, 0, 0, capture_handler, &capture_handler_is_called);
+               ASSERT_NE(TDM_ERROR_NONE, error);
+               error = tdm_helper_capture_output(output, NULL, 0, 0, 0, 0, capture_handler, &capture_handler_is_called);
+               ASSERT_NE(TDM_ERROR_NONE, error);
+               error = tdm_helper_capture_output(output, buffer, 0, 0, 0, 0, NULL, &capture_handler_is_called);
+               ASSERT_NE(TDM_ERROR_NONE, error);
+               error = tdm_helper_capture_output(output, buffer, 0, 0, 0, 0, capture_handler, NULL);
+               ASSERT_NE(TDM_ERROR_NONE, error);
+       }
+}
+
+TEST_F(TDMHelperOutput, CaptureOutputFailInvalidInputs)
+{
+       for (int i = 0; i < output_count; i++) {
+               error = tdm_helper_capture_output(outputs[i], surface, -1, 0, 0, 0, capture_handler, &capture_handler_is_called);
+               ASSERT_NE(TDM_ERROR_NONE, error);
+               error = tdm_helper_capture_output(outputs[i], surface, 0, -1, 0, 0, capture_handler, &capture_handler_is_called);
+               ASSERT_NE(TDM_ERROR_NONE, error);
+               error = tdm_helper_capture_output(outputs[i], surface, 0, 0, -1, 0, capture_handler, &capture_handler_is_called);
+               ASSERT_NE(TDM_ERROR_NONE, error);
+               error = tdm_helper_capture_output(outputs[i], surface, 0, 0, 0, -1, capture_handler, &capture_handler_is_called);
+               ASSERT_NE(TDM_ERROR_NONE, error);
+       }
+}
+
+TEST_F(TDMHelperOutput, CaptureOutputSuccessful)
+{
+       error = tdm_display_get_output_count(dpy, &output_count);
+       ASSERT_EQ(TDM_ERROR_NONE, error);
+       for (int i = 0; i < output_count; i++) {
+               error = tdm_helper_capture_output(outputs[i], surface, 0, 0, 255, 255, capture_handler, &capture_handler_is_called);
+               ASSERT_EQ(TDM_ERROR_NONE, error);
+       }
+}
+
+/* int tdm_helper_output_commit_per_vblank_enabled(tdm_output *output); */
+TEST_F(TDMHelperOutput, CommitPerVblankEnabledFailNull)
+{
+       int state;
+       state = tdm_helper_output_commit_per_vblank_enabled(NULL);
+       ASSERT_EQ(-1, state);
+}
+
+TEST_F(TDMHelperOutput, CommitPerVblankEnabledSuccessful)
+{
+       int state;
+
+       for (int i = 0; i < output_count; i++) {
+               state = tdm_helper_output_commit_per_vblank_enabled(outputs[i]);
+               ASSERT_EQ(1, state);
+       }
+}
+