egl: Add sanity test for EGL_EXT_device_query (v3)

v2:
- Cover more error paths, also look up QueryDeviceAttrib (Eric Anholt)
- Fetch function pointers before EGL initialized (Mathias Fröhlich)

v3:
- Use piglit_check_egl_error and PFN* typedefs, fix NOT_INITIALIZED test
  (Emil Velikov)

Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Mathias Fröhlich <Mathias.Froehlich@web.de>
Signed-off-by: Adam Jackson <ajax@redhat.com>

4 files changed, 117 insertions, 0 deletions

diff --git a/tests/egl/spec/CMakeLists.txt b/tests/egl/spec/CMakeLists.txt
index 5d5fc78d9..0868cc0f0 100644
--- a/tests/egl/spec/CMakeLists.txt
+++ b/tests/egl/spec/CMakeLists.txt
@@ -1,5 +1,6 @@
 add_subdirectory (egl-1.4)
 add_subdirectory (egl_ext_client_extensions)
+add_subdirectory (egl_ext_device_query)
 add_subdirectory (egl_khr_create_context)
 add_subdirectory (egl_khr_get_all_proc_addresses)
 add_subdirectory (egl_khr_fence_sync)
diff --git a/tests/egl/spec/egl_ext_device_query/CMakeLists.no_api.txt b/tests/egl/spec/egl_ext_device_query/CMakeLists.no_api.txt
new file mode 100644
index 000000000..a37480935
--- /dev/null
+++ b/tests/egl/spec/egl_ext_device_query/CMakeLists.no_api.txt
@@ -0,0 +1,7 @@
+link_libraries(
+	piglitutil
+)
+
+piglit_add_executable(egl_ext_device_query egl_ext_device_query.c)
+
+# vim: ft=cmake:
diff --git a/tests/egl/spec/egl_ext_device_query/CMakeLists.txt b/tests/egl/spec/egl_ext_device_query/CMakeLists.txt
new file mode 100644
index 000000000..144a306f4
--- /dev/null
+++ b/tests/egl/spec/egl_ext_device_query/CMakeLists.txt
@@ -0,0 +1 @@
+piglit_include_target_api()
diff --git a/tests/egl/spec/egl_ext_device_query/egl_ext_device_query.c b/tests/egl/spec/egl_ext_device_query/egl_ext_device_query.c
new file mode 100644
index 000000000..721483f65
--- /dev/null
+++ b/tests/egl/spec/egl_ext_device_query/egl_ext_device_query.c
@@ -0,0 +1,108 @@
+/*
+ * Copyright © 2016 Red Hat, Inc.
+ * Copyright 2015 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "piglit-util.h"
+#include "piglit-util-egl.h"
+
+int
+main(void)
+{
+	EGLDisplay dpy;
+	EGLint egl_major, egl_minor;
+	EGLDeviceEXT device = EGL_NO_DEVICE_EXT;
+	EGLAttrib attr;
+	const char *devstring = NULL;
+	PFNEGLQUERYDISPLAYATTRIBEXTPROC queryDisplayAttrib;
+	PFNEGLQUERYDEVICESTRINGEXTPROC queryDeviceString;
+	PFNEGLQUERYDEVICEATTRIBEXTPROC queryDeviceAttrib;
+
+	const char *client_exts = eglQueryString(EGL_NO_DISPLAY, EGL_EXTENSIONS);
+	bool has_client_ext =
+		client_exts &&
+		piglit_is_extension_in_string(client_exts,
+			"EGL_EXT_device_query");
+
+	if (!has_client_ext) {
+		printf("EGL_EXT_device_query not supported\n");
+		piglit_report_result(PIGLIT_SKIP);
+	}
+
+	queryDisplayAttrib =
+		(void *)eglGetProcAddress("eglQueryDisplayAttribEXT");
+	queryDeviceString =
+		(void *)eglGetProcAddress("eglQueryDeviceStringEXT");
+	queryDeviceAttrib =
+		(void *)eglGetProcAddress("eglQueryDeviceAttribEXT");
+
+	if (!queryDisplayAttrib || !queryDeviceString || !queryDeviceAttrib) {
+		printf("No display query entrypoint\n");
+		piglit_report_result(PIGLIT_FAIL);
+	}
+
+	dpy = eglGetDisplay(NULL);
+	if (!dpy) {
+		printf("failed to get EGLDisplay\n");
+		piglit_report_result(PIGLIT_SKIP);
+	}
+
+	queryDisplayAttrib(dpy, EGL_DEVICE_EXT, (EGLAttrib *)&device);
+	if (!piglit_check_egl_error(EGL_NOT_INITIALIZED))
+		piglit_report_result(PIGLIT_FAIL);
+
+	if (!eglInitialize(dpy, &egl_major, &egl_minor)) {
+		printf("eglInitialize failed\n");
+		piglit_report_result(PIGLIT_FAIL);
+	}
+
+	queryDisplayAttrib(dpy, 0xbad1dea, (EGLAttrib *)&device);
+	if (!piglit_check_egl_error(EGL_BAD_ATTRIBUTE))
+		piglit_report_result(PIGLIT_FAIL);
+
+	if (!queryDisplayAttrib(dpy, EGL_DEVICE_EXT, (EGLAttrib *)&device)) {
+		printf("Failed to query display\n");
+		piglit_report_result(PIGLIT_FAIL);
+	}
+
+	if (device == EGL_NO_DEVICE_EXT) {
+		printf("Got no device handle\n");
+		piglit_report_result(PIGLIT_FAIL);
+	}
+
+	queryDeviceAttrib(device, 0xbad1dea, &attr);
+	if (!piglit_check_egl_error(EGL_BAD_ATTRIBUTE))
+		piglit_report_result(PIGLIT_FAIL);
+
+	devstring = queryDeviceString(dpy, 0xbad1dea);
+	if (!piglit_check_egl_error(EGL_BAD_PARAMETER))
+		piglit_report_result(PIGLIT_FAIL);
+
+	devstring = queryDeviceString(dpy, EGL_EXTENSIONS);
+	if (devstring == NULL) {
+		printf("Empty device extension string\n");
+		piglit_report_result(PIGLIT_WARN);
+	}
+
+	printf("Device extension string: %s\n", devstring);
+	piglit_report_result(PIGLIT_PASS);
+}