From 38314174219ed762309f837ec440a5837210239f Mon Sep 17 00:00:00 2001
From: Bruce Merry <bmerry@gmail.com>
Date: Sat, 28 Dec 2013 11:35:09 +0200
Subject: [PATCH] Add a test that queries GL_RGBA_SIGNED_COMPONENTS_EXT

---
 tests/all.tests                           |  1 +
 tests/bugs/CMakeLists.gl.txt              |  1 +
 tests/bugs/query-rgba-signed-components.c | 66 +++++++++++++++++++++++++++++++
 3 files changed, 68 insertions(+)
 create mode 100644 tests/bugs/query-rgba-signed-components.c

diff --git a/tests/all.tests b/tests/all.tests
index edf066b..9bdb39f 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -2242,6 +2242,7 @@ add_texwrap_format_tests(ext_packed_float, 'GL_EXT_packed_float')
 ext_packed_float['pack'] = concurrent_test('ext_packed_float-pack')
 ext_packed_float['getteximage-invalid-format-for-packed-type'] = concurrent_test('getteximage-invalid-format-for-packed-type')
 add_msaa_formats_tests(ext_packed_float, 'GL_EXT_packed_float')
+add_plain_test(ext_packed_float, 'query-rgba-signed-components')
 
 arb_texture_float = Group()
 spec['ARB_texture_float'] = arb_texture_float
diff --git a/tests/bugs/CMakeLists.gl.txt b/tests/bugs/CMakeLists.gl.txt
index e24ec6b..c29a21d 100644
--- a/tests/bugs/CMakeLists.gl.txt
+++ b/tests/bugs/CMakeLists.gl.txt
@@ -30,5 +30,6 @@ piglit_add_executable (fdo28551 fdo28551.c)
 piglit_add_executable (fdo31934 fdo31934.c)
 piglit_add_executable (tri-tex-crash tri-tex-crash.c)
 piglit_add_executable (vbo-buffer-unmap vbo-buffer-unmap.c)
+piglit_add_executable (query-rgba-signed-components query-rgba-signed-components.c)
 
 # vim: ft=cmake:
diff --git a/tests/bugs/query-rgba-signed-components.c b/tests/bugs/query-rgba-signed-components.c
new file mode 100644
index 0000000..7c352ec
--- /dev/null
+++ b/tests/bugs/query-rgba-signed-components.c
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2013 Bruce Merry
+ *
+ * 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
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, 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
+ * NON-INFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COYPRIGTH
+ * HOLDERS AND/OR THEIR SUPPLIERS 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-gl-common.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+	config.supports_gl_compat_version = 10;
+
+	config.window_visual = PIGLIT_GL_VISUAL_RGB;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+enum piglit_result
+piglit_display(void)
+{
+	/* Should never be reached */
+	return PIGLIT_FAIL;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+	/* sentinel values, to make sure they're overwritten */
+	GLint sign[4] = {2, 2, 2, 2};
+	bool pass = true;
+	int i;
+
+	piglit_require_extension("GL_EXT_packed_float");
+
+	glGetIntegerv(GL_RGBA_SIGNED_COMPONENTS_EXT, sign);
+	if (!piglit_check_gl_error(GL_NO_ERROR))
+		piglit_report_result(PIGLIT_FAIL);
+
+	/* With a normal window, all channels should be unsigned */
+	for (i = 0; i < 4; i++) {
+		if (sign[i] != 0) {
+			printf("Channel %c: expected 0, received %d\n",
+			       "RGBA"[i], sign[i]);
+			pass = false;
+		}
+	}
+
+	piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
+}
-- 
1.8.3.2