gles2: add minmax testcase

Add minmax test based on values that can be queried as specified
in chapter 6.2 of the OpenGL ES 2.0.25 spec.

Small modification to tests/util/minmax-test.* so that functions
which use GLint64 and GLuint64 types aren't compiled when
building for OpenGL ES 2.

Signed-off-by: Tom Gall <tom.gall@linaro.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>

6 files changed, 94 insertions, 4 deletions

diff --git a/tests/all.tests b/tests/all.tests
index 08b79177f..145312c8a 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -2704,6 +2704,7 @@ egl_khr_create_context['verify GL flavor'] = plain_test('egl-create-context-veri
 gles20 = Group()
 spec['!OpenGL ES 2.0'] = gles20
 add_concurrent_test(gles20, 'invalid-es3-queries_gles2')
+add_concurrent_test(gles20, 'minmax_gles2')
 
 gles30 = Group()
 spec['!OpenGL ES 3.0'] = gles30
diff --git a/tests/spec/gles-2.0/CMakeLists.gles2.txt b/tests/spec/gles-2.0/CMakeLists.gles2.txt
index ab78280cf..cf91a71b4 100644
--- a/tests/spec/gles-2.0/CMakeLists.gles2.txt
+++ b/tests/spec/gles-2.0/CMakeLists.gles2.txt
@@ -3,5 +3,6 @@ link_libraries(
 	)
 
 piglit_add_executable(invalid-es3-queries_gles2 invalid-es3-queries.c)
+piglit_add_executable(minmax_gles2 minmax.c)
 
 # vim: ft=cmake:
diff --git a/tests/spec/gles-2.0/minmax.c b/tests/spec/gles-2.0/minmax.c
new file mode 100644
index 000000000..72b8bf254
--- /dev/null
+++ b/tests/spec/gles-2.0/minmax.c
@@ -0,0 +1,78 @@
+/* Copyright © 2013 Linaro
+ *
+ * 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-gl-common.h"
+#include "minmax-test.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+	config.supports_gl_es_version = 20;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+enum piglit_result
+piglit_display(void)
+{
+	return PIGLIT_FAIL;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+	/* Taken from es_full_spec_2.0.25, Chapture 6.2
+	 * If the value's type is listed as Z in a spec table, then consider
+	 * its type to be a signed int (that is, GLint). If the
+	 * value's type is listed as Z^+, then consider its type to be
+	 * unsigned (that is, GLuint).
+	 */
+
+	piglit_print_minmax_header();
+
+	/* Table 6.18 */
+	piglit_test_min_uint(GL_SUBPIXEL_BITS, 4);
+	piglit_test_min_uint(GL_MAX_TEXTURE_SIZE, 64);
+	piglit_test_min_uint(GL_MAX_CUBE_MAP_TEXTURE_SIZE, 16);
+	piglit_test_min_viewport_dimensions();
+	piglit_test_range_float(GL_ALIASED_POINT_SIZE_RANGE, 1, 1);
+	piglit_test_range_float(GL_ALIASED_LINE_WIDTH_RANGE, 1, 1);
+	piglit_test_min_uint(GL_SAMPLE_BUFFERS, 0);
+	piglit_test_min_uint(GL_SAMPLES, 0);
+	piglit_test_min_int(GL_NUM_COMPRESSED_TEXTURE_FORMATS, 0);
+
+	/* Table 6.19 */
+	piglit_test_min_int(GL_NUM_SHADER_BINARY_FORMATS, 0);
+
+	/* Table 6.20 */
+	piglit_test_min_uint(GL_MAX_VERTEX_ATTRIBS, 8);
+	piglit_test_min_uint(GL_MAX_VERTEX_UNIFORM_VECTORS, 128);
+	piglit_test_min_uint(GL_MAX_VARYING_VECTORS, 8);
+	piglit_test_min_uint(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS, 8);
+	piglit_test_min_uint(GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS, 0);
+	piglit_test_min_uint(GL_MAX_TEXTURE_IMAGE_UNITS, 8);
+	piglit_test_min_uint(GL_MAX_FRAGMENT_UNIFORM_VECTORS, 16);
+	piglit_test_min_uint(GL_MAX_RENDERBUFFER_SIZE, 1);
+
+	if (!piglit_check_gl_error(GL_NO_ERROR))
+		piglit_report_result(PIGLIT_FAIL);
+
+	piglit_report_result(piglit_minmax_pass ? PIGLIT_PASS : PIGLIT_FAIL);
+}
diff --git a/tests/util/CMakeLists.gles2.txt b/tests/util/CMakeLists.gles2.txt
index 3df0f6bf4..b0d5924a7 100644
--- a/tests/util/CMakeLists.gles2.txt
+++ b/tests/util/CMakeLists.gles2.txt
@@ -4,6 +4,7 @@ set(UTIL_GL_SOURCES
 	piglit-shader-gles2.c
 	piglit-util-gl-enum.c
 	piglit-util-gles.c
+	minmax-test.c
 	)
 
 include_directories(
diff --git a/tests/util/minmax-test.c b/tests/util/minmax-test.c
index 9534b182d..7eea91705 100644
--- a/tests/util/minmax-test.c
+++ b/tests/util/minmax-test.c
@@ -65,6 +65,7 @@ piglit_report_uint(const char *name, GLuint limit, GLuint val, bool pass)
 	printf("\n");
 }
 
+#if !defined(PIGLIT_USE_OPENGL_ES2)
 static void
 piglit_report_int64(const char *name, GLint64 limit, GLint64 val, bool pass)
 {
@@ -86,6 +87,7 @@ piglit_report_uint64(const char *name, GLuint64 limit, GLuint64 val, bool pass)
 	}
 	printf("\n");
 }
+#endif /* !PIGLIT_USE_OPENGL_ES2 */
 
 static void
 piglit_report_float(const char *name, GLfloat limit, GLfloat val, bool pass)
@@ -125,6 +127,7 @@ piglit_test_uint(GLenum token, GLuint limit, bool max)
 			   (!max && val >= limit));
 }
 
+#if !defined(PIGLIT_USE_OPENGL_ES2)
 static void
 piglit_test_int64(GLenum token, GLint64 limit, bool max)
 {
@@ -163,6 +166,7 @@ piglit_test_uint64(GLenum token, GLuint64 limit, bool max)
 			     (max && val <= limit) ||
 			     (!max && val >= limit));
 }
+#endif /* !PIGLIT_USE_OPENGL_ES2 */
 
 void piglit_test_min_int(GLenum token, GLint min)
 {
@@ -184,6 +188,7 @@ void piglit_test_max_uint(GLenum token, GLuint max)
 	piglit_test_uint(token, max, true);
 }
 
+#if !defined(PIGLIT_USE_OPENGL_ES2)
 void piglit_test_min_int64(GLenum token, GLint64 min)
 {
 	piglit_test_int64(token, min, false);
@@ -203,6 +208,7 @@ void piglit_test_max_uint64(GLenum token, GLuint64 max)
 {
 	piglit_test_uint64(token, max, true);
 }
+#endif /* !PIGLIT_USE_OPENGL_ES2 */
 
 static void
 piglit_test_float(GLenum token, GLfloat limit, bool max)
diff --git a/tests/util/minmax-test.h b/tests/util/minmax-test.h
index a2611479e..1206716a2 100644
--- a/tests/util/minmax-test.h
+++ b/tests/util/minmax-test.h
@@ -27,15 +27,18 @@ void piglit_test_min_int(GLenum token, GLint val);
 void piglit_test_max_int(GLenum token, GLint val);
 void piglit_test_min_uint(GLenum token, GLuint val);
 void piglit_test_max_uint(GLenum token, GLuint val);
-void piglit_test_min_int64(GLenum token, GLint64 min);
-void piglit_test_max_int64(GLenum token, GLint64 min);
-void piglit_test_min_uint64(GLenum token, GLuint64 min);
-void piglit_test_max_uint64(GLenum token, GLuint64 min);
 void piglit_test_min_float(GLenum token, GLfloat val);
 void piglit_test_max_float(GLenum token, GLfloat val);
 void piglit_test_range_float(GLenum token, GLfloat low, GLfloat high);
 void piglit_test_min_viewport_dimensions();
 
+#if !defined(PIGLIT_USE_OPENGL_ES2)
+void piglit_test_min_int64(GLenum token, GLint64 min);
+void piglit_test_max_int64(GLenum token, GLint64 min);
+void piglit_test_min_uint64(GLenum token, GLuint64 min);
+void piglit_test_max_uint64(GLenum token, GLuint64 min);
+#endif /* !PIGLIT_USE_OPENGL_ES2 */
+
 #ifdef PIGLIT_USE_OPENGL
 void piglit_test_oq_bits(void);
 void piglit_test_tf_bits(GLenum target);