[Piglit] [PATCH] egl: API test for EGL_IMG_context_priority extension

[Tapani Pälli]

Signed-off-by: Tapani Pälli <tapani.palli at intel.com>
---
 tests/all.py                     |   1 +
 tests/egl/CMakeLists.gl.txt      |   2 +
 tests/egl/egl-context-priority.c | 127 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 130 insertions(+)
 create mode 100644 tests/egl/egl-context-priority.c

diff --git a/tests/all.py b/tests/all.py
index 9a6c6f9..120d88d 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -4532,6 +4532,7 @@ with profile.test_list.group_manager(
       'largest possible eglCreatePbufferSurface and then glClear',
       run_concurrent=False)
     g(['egl-invalid-attr'])
+    g(['egl-context-priority'])
 
 with profile.test_list.group_manager(
         PiglitGLTest,
diff --git a/tests/egl/CMakeLists.gl.txt b/tests/egl/CMakeLists.gl.txt
index 17e04b3..6ba8842 100644
--- a/tests/egl/CMakeLists.gl.txt
+++ b/tests/egl/CMakeLists.gl.txt
@@ -31,6 +31,8 @@ IF(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
 	target_link_libraries(egl-gl-colorspace pthread ${X11_X11_LIB})
 	piglit_add_executable (egl-invalid-attr egl-invalid-attr.c)
 	target_link_libraries(egl-invalid-attr pthread)
+	piglit_add_executable (egl-context-priority egl-context-priority.c)
+	target_link_libraries(egl-context-priority pthread)
 ENDIF(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
 
 # vim: ft=cmake:
diff --git a/tests/egl/egl-context-priority.c b/tests/egl/egl-context-priority.c
new file mode 100644
index 0000000..e8b128a
--- /dev/null
+++ b/tests/egl/egl-context-priority.c
@@ -0,0 +1,127 @@
+/*
+ * Copyright © 2017 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-egl.h"
+#include "piglit-util-gl.h"
+
+/**
+ * @file egl-context-priority.c
+ *
+ * EGL API tests for IMG_context_priority extension
+ */
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+	config.supports_gl_compat_version = 10;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+/* dummy */
+enum piglit_result
+piglit_display(void)
+{
+	return PIGLIT_FAIL;
+}
+
+static EGLint
+check_priority(EGLDisplay dpy, EGLContext ctx, EGLint *expected)
+{
+	EGLint value;
+	EGLBoolean status =
+		eglQueryContext(dpy, ctx, EGL_CONTEXT_PRIORITY_LEVEL_IMG, &value);
+
+	if (status == EGL_FALSE) {
+		fprintf(stderr, "eglQueryContext failed\n");
+		piglit_report_result(PIGLIT_FAIL);
+	}
+
+	if (expected && value != *expected) {
+		fprintf(stderr, "%s fail: value 0x%x, expected 0x%x\n", __func__, value, *expected);
+		piglit_report_result(PIGLIT_FAIL);
+	}
+	return value;
+}
+
+EGLContext
+create_context(EGLDisplay dpy, EGLint *attr)
+{
+	EGLContext ctx =
+		eglCreateContext(dpy, EGL_NO_CONFIG_MESA, EGL_NO_CONTEXT, attr);
+
+	if (ctx == EGL_NO_CONTEXT) {
+		fprintf(stderr, "could not create EGL context, attr 0x%x\n", attr[1]);
+		piglit_report_result(PIGLIT_FAIL);
+	}
+	return ctx;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+	EGLint major, minor;
+	EGLDisplay dpy = eglGetPlatformDisplay(EGL_PLATFORM_SURFACELESS_MESA, EGL_DEFAULT_DISPLAY, NULL);
+	eglInitialize(dpy, &major, &minor);
+
+	piglit_require_egl_extension(dpy, "EGL_IMG_context_priority");
+	piglit_require_egl_extension(dpy, "EGL_KHR_surfaceless_context");
+	piglit_require_egl_extension(dpy, "EGL_MESA_configless_context");
+
+	EGLint attr[] = { EGL_NONE, EGL_NONE, EGL_NONE };
+	EGLContext ctx = create_context(dpy, attr);
+
+	/* Verify default priority level. */
+	EGLint expect = EGL_CONTEXT_PRIORITY_MEDIUM_IMG;
+	check_priority(dpy, ctx, &expect);
+	eglDestroyContext(dpy, ctx);
+
+	/* Verify that invalid priority level fails. */
+	attr[0] = EGL_CONTEXT_PRIORITY_LEVEL_IMG;
+	attr[1] = EGL_TRANSPARENT_RED_VALUE;
+
+	ctx = eglCreateContext(dpy, EGL_NO_CONFIG_MESA, EGL_NO_CONTEXT, attr);
+
+	if (ctx != EGL_NO_CONTEXT) {
+		fprintf(stderr, "should fail with invalid parameter\n");
+		piglit_report_result(PIGLIT_FAIL);
+	}
+
+	/* Verify that creating a context with each defined priority level
+	 * succeeds, also print what we asked and which priority level we got.
+	 */
+	EGLenum levels[] = {
+		EGL_CONTEXT_PRIORITY_HIGH_IMG,
+		EGL_CONTEXT_PRIORITY_MEDIUM_IMG,
+		EGL_CONTEXT_PRIORITY_LOW_IMG
+	};
+
+	for (unsigned i = 0; i < ARRAY_SIZE(levels); i++) {
+		attr[1] = levels[i];
+		ctx = create_context(dpy, attr);
+		fprintf(stderr, "passed 0x%x, context created has 0x%x priority\n",
+			levels[i], check_priority(dpy, ctx, NULL));
+
+		eglDestroyContext(dpy, ctx);
+	}
+
+	piglit_report_result(PIGLIT_PASS);
+}
-- 
2.9.3