Verify that eglDupNativeFenceFDANDROID() correctly returns a new file
descriptor.

Signed-off-by: Rafael Antognolli <rafael.antogno...@intel.com>
---
 .../egl_android_native_fence_sync.c                | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git 
a/tests/egl/spec/egl_android_native_fence_sync/egl_android_native_fence_sync.c 
b/tests/egl/spec/egl_android_native_fence_sync/egl_android_native_fence_sync.c
index c65eb24..31ccb11 100644
--- 
a/tests/egl/spec/egl_android_native_fence_sync/egl_android_native_fence_sync.c
+++ 
b/tests/egl/spec/egl_android_native_fence_sync/egl_android_native_fence_sync.c
@@ -473,6 +473,46 @@ cleanup:
        return result;
 }
 
+static enum piglit_result
+test_eglCreateSyncKHR_native_dup_fence(void *test_data)
+{
+       enum piglit_result result = PIGLIT_PASS;
+       EGLSyncKHR sync = 0;
+       int sync_fd = canary;
+
+       result = test_setup();
+       if (result != PIGLIT_PASS) {
+               return result;
+       }
+
+       sync = peglCreateSyncKHR(g_dpy, EGL_SYNC_NATIVE_FENCE_ANDROID, NULL);
+       if (sync == EGL_NO_SYNC_KHR) {
+               piglit_loge("eglCreateSyncKHR(EGL_SYNC_NATIVE_FENCE_ANDROID) 
failed");
+               result = PIGLIT_FAIL;
+               goto cleanup;
+       }
+
+       glFlush();
+
+       if (result == PIGLIT_FAIL)
+               goto cleanup;
+
+       /* Verify that we can get an fd back from eglDupFenceFD(). */
+       sync_fd = peglDupNativeFenceFDANDROID(g_dpy, sync);
+       if (sync_fd == -1) {
+               piglit_loge("eglDupNativeFenceFDANDROID() failed"
+                           "returned %d but expected >= 0", sync_fd);
+               result = PIGLIT_FAIL;
+               goto cleanup;
+       }
+
+       close(sync_fd);
+
+cleanup:
+       test_cleanup(sync, &result);
+       return result;
+}
+
 static const struct piglit_subtest fence_sync_subtests[] = {
        {
                "eglCreateSyncKHR_native_no_fence",
@@ -484,6 +524,11 @@ static const struct piglit_subtest fence_sync_subtests[] = 
{
                "eglCreateSyncKHR_native_from_fd",
                test_eglCreateSyncKHR_native_from_fd,
        },
+       {
+               "eglCreateSyncKHR_native_dup_fence",
+               "eglCreateSyncKHR_native_dup_fence",
+               test_eglCreateSyncKHR_native_dup_fence,
+       },
        {0},
 };
 
-- 
2.7.4

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