[Piglit] [PATCH 1/4] arb_direct_state_access: Added glCreateTransformFeedbacks test

[Martin Peres]

v2: Feedback from Laura
- all.py: fix the test's name
- move the tests to the display() function
- fix the reporting of the macro
- stay in the 78 chars limit
---
 tests/all.py                                       |  1 +
 .../spec/arb_direct_state_access/CMakeLists.gl.txt |  1 +
 .../create-transformfeedbacks.c                    | 72 ++++++++++++++++++++++
 tests/spec/arb_direct_state_access/dsa-utils.h     |  8 +++
 4 files changed, 82 insertions(+)
 create mode 100644 tests/spec/arb_direct_state_access/create-transformfeedbacks.c

diff --git a/tests/all.py b/tests/all.py
index d6f4ac3..8806a1f 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -4401,6 +4401,7 @@ import_glsl_parser_tests(arb_derivative_control,
                          [''])
 
 spec['ARB_direct_state_access'] = {}
+spec['ARB_direct_state_access']['create-transformfeedbacks'] = PiglitGLTest(['arb_direct_state_access-create-transformfeedbacks'], run_concurrent=True)
 spec['ARB_direct_state_access']['dsa-textures'] = PiglitGLTest(['arb_direct_state_access-dsa-textures'], run_concurrent=True)
 spec['ARB_direct_state_access']['texturesubimage'] = PiglitGLTest(['arb_direct_state_access-texturesubimage'], run_concurrent=True)
 spec['ARB_direct_state_access']['bind-texture-unit'] = PiglitGLTest(['arb_direct_state_access-bind-texture-unit'], run_concurrent=True)
diff --git a/tests/spec/arb_direct_state_access/CMakeLists.gl.txt b/tests/spec/arb_direct_state_access/CMakeLists.gl.txt
index 2cdce5d..3449cb1 100644
--- a/tests/spec/arb_direct_state_access/CMakeLists.gl.txt
+++ b/tests/spec/arb_direct_state_access/CMakeLists.gl.txt
@@ -9,6 +9,7 @@ link_libraries (
 	${OPENGL_glu_LIBRARY}
 )
 
+piglit_add_executable (arb_direct_state_access-create-transformfeedbacks create-transformfeedbacks.c)
 piglit_add_executable (arb_direct_state_access-dsa-textures dsa-textures.c dsa-utils.c)
 piglit_add_executable (arb_direct_state_access-texturesubimage texturesubimage.c)
 piglit_add_executable (arb_direct_state_access-bind-texture-unit bind-texture-unit.c)
diff --git a/tests/spec/arb_direct_state_access/create-transformfeedbacks.c b/tests/spec/arb_direct_state_access/create-transformfeedbacks.c
new file mode 100644
index 0000000..13ed500
--- /dev/null
+++ b/tests/spec/arb_direct_state_access/create-transformfeedbacks.c
@@ -0,0 +1,72 @@
+/*
+ * 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.
+ */
+
+/** @file create-transform-feedbacks.c
+ *
+ * Tests glCreateTransformFeedbacks to see if it behaves in the expected way,
+ * throwing the correct errors, etc.
+ */
+
+#include "piglit-util-gl.h"
+#include "dsa-utils.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+	config.supports_gl_compat_version = 13;
+
+	config.window_visual = PIGLIT_GL_VISUAL_RGBA |
+		PIGLIT_GL_VISUAL_DOUBLE;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+void
+piglit_init(int argc, char **argv)
+{
+	piglit_require_extension("GL_ARB_direct_state_access");
+	piglit_require_extension("GL_ARB_transform_feedback3");
+}
+
+enum piglit_result
+piglit_display(void)
+{
+	bool pass = true;
+	GLuint ids[10];
+
+	/* Throw some invalid inputs at glCreateTransformFeedbacks. */
+
+	/* n is negative */
+	glCreateTransformFeedbacks(-1, ids);
+	SUBTEST(GL_INVALID_VALUE, pass, "negative n");
+
+	/* Throw some valid inputs at glCreateTransformFeedbacks. */
+
+	/* n is zero */
+	glCreateTransformFeedbacks(0, NULL);
+	SUBTEST(GL_NO_ERROR, pass, "n is 0");
+
+	/* n is more than 1 */
+	glCreateTransformFeedbacks(10, ids);
+	SUBTEST(GL_NO_ERROR, pass, "n > 1");
+
+	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
+}
diff --git a/tests/spec/arb_direct_state_access/dsa-utils.h b/tests/spec/arb_direct_state_access/dsa-utils.h
index a2f70b2..3fb6707 100644
--- a/tests/spec/arb_direct_state_access/dsa-utils.h
+++ b/tests/spec/arb_direct_state_access/dsa-utils.h
@@ -39,6 +39,14 @@ extern "C" {
 
 #include "piglit-util-gl.h"
 
+#define SUBTEST(error, global, format, args...) \
+do { \
+	bool local = piglit_check_gl_error((error)); \
+	global = global && local; \
+	piglit_report_subtest_result(local ? PIGLIT_PASS : PIGLIT_FAIL, \
+	                             (format), ##args); \
+} while (0)
+
 void dsa_init_program(void);
 
 void dsa_texture_with_unit(GLuint);
-- 
2.2.2