[Piglit] [PATCH 5/7] nv_fog_distance: Simple touch test for the enums

Ian Romanick idr at freedesktop.org
Thu Apr 26 21:29:14 UTC 2018


From: Ian Romanick <ian.d.romanick at intel.com>

Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
---
 tests/all.py                                 |   5 +
 tests/spec/CMakeLists.txt                    |   1 +
 tests/spec/nv_fog_distance/CMakeLists.gl.txt |  11 ++
 tests/spec/nv_fog_distance/CMakeLists.txt    |   1 +
 tests/spec/nv_fog_distance/coverage.c        | 246 +++++++++++++++++++++++++++
 5 files changed, 264 insertions(+)
 create mode 100644 tests/spec/nv_fog_distance/CMakeLists.gl.txt
 create mode 100644 tests/spec/nv_fog_distance/CMakeLists.txt
 create mode 100644 tests/spec/nv_fog_distance/coverage.c

diff --git a/tests/all.py b/tests/all.py
index 26638cd82..41e9dda10 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -3914,6 +3914,11 @@ with profile.test_list.group_manager(
         grouptools.join('spec', 'nv_fill_rectangle')) as g:
     g(['nv_fill_rectangle-invalid-draw-mode'], 'invalid-draw-mode')
 
+with profile.test_list.group_manager(
+        PiglitGLTest,
+        grouptools.join('spec', 'nv_fog_distance')) as g:
+    g(['nv_fog_distance-coverage'], 'coverage')
+
 with profile.test_list.group_manager(
         PiglitGLTest,
         grouptools.join('spec', 'oes_matrix_get')) as g:
diff --git a/tests/spec/CMakeLists.txt b/tests/spec/CMakeLists.txt
index dc14beb4e..794843d8b 100644
--- a/tests/spec/CMakeLists.txt
+++ b/tests/spec/CMakeLists.txt
@@ -102,6 +102,7 @@ add_subdirectory (ext_timer_query)
 add_subdirectory (ext_transform_feedback)
 add_subdirectory (nv_conditional_render)
 add_subdirectory (nv_fill_rectangle)
+add_subdirectory (nv_fog_distance)
 add_subdirectory (nv_image_formats)
 add_subdirectory (nv_texture_barrier)
 add_subdirectory (nv_texture_env_combine4)
diff --git a/tests/spec/nv_fog_distance/CMakeLists.gl.txt b/tests/spec/nv_fog_distance/CMakeLists.gl.txt
new file mode 100644
index 000000000..9abea3bef
--- /dev/null
+++ b/tests/spec/nv_fog_distance/CMakeLists.gl.txt
@@ -0,0 +1,11 @@
+include_directories(
+	${GLEXT_INCLUDE_DIR}
+	${OPENGL_INCLUDE_PATH}
+)
+
+link_libraries (
+	piglitutil_${piglit_target_api}
+	${OPENGL_gl_LIBRARY}
+)
+
+piglit_add_executable (nv_fog_distance-coverage coverage.c)
diff --git a/tests/spec/nv_fog_distance/CMakeLists.txt b/tests/spec/nv_fog_distance/CMakeLists.txt
new file mode 100644
index 000000000..144a306f4
--- /dev/null
+++ b/tests/spec/nv_fog_distance/CMakeLists.txt
@@ -0,0 +1 @@
+piglit_include_target_api()
diff --git a/tests/spec/nv_fog_distance/coverage.c b/tests/spec/nv_fog_distance/coverage.c
new file mode 100644
index 000000000..7a27a1633
--- /dev/null
+++ b/tests/spec/nv_fog_distance/coverage.c
@@ -0,0 +1,246 @@
+/* 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.
+ */
+
+/** @file coverage.c
+ * Positive and negative enum coverage test.
+ */
+
+#include "piglit-util-gl.h"
+#include "minmax-test.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+	config.supports_gl_compat_version = 10;
+
+	config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+enum piglit_result
+piglit_display(void)
+{
+	/* UNREACHED */
+	return PIGLIT_FAIL;
+}
+
+static bool
+check_initial_state(void)
+{
+	union {
+		GLfloat f;
+		GLboolean b;
+		GLint i;
+	} values;
+	bool pass = true;
+	const GLenum expected_error =
+		piglit_is_extension_supported("GL_NV_fog_distance")
+		? GL_NO_ERROR : GL_INVALID_ENUM;
+
+	printf("Check getting initial state...\n");
+	values.i = 0xDEADBEEF;
+	glGetBooleanv(GL_FOG_DISTANCE_MODE_NV, &values.b);
+	pass = piglit_check_gl_error(expected_error) && pass;
+	if (expected_error != GL_NO_ERROR) {
+		if (values.i != 0xDEADBEEF) {
+			fprintf(stderr,
+				"glGetBooleanv should not have written output, "
+				"but it did.");
+			pass = false;
+		}
+	} else {
+		/* None of the possible values for GL_FOG_DISTANCE_MODE_NV are
+		 * zero, so the Boolean getter can only return GL_TRUE.
+		 */
+		if (values.b != GL_TRUE) {
+			fprintf(stderr,
+				"glGetBooleanv did not write a valid value "
+				"(values.b = 0x%02x)\n", values.b);
+			pass = false;
+		}
+	}
+
+	values.i = 0xDEADBEEF;
+	glGetFloatv(GL_FOG_DISTANCE_MODE_NV, &values.f);
+	pass = piglit_check_gl_error(expected_error) && pass;
+	if (expected_error != GL_NO_ERROR) {
+		if (values.i != 0xDEADBEEF) {
+			fprintf(stderr,
+				"glGetFloatv should not have written output, "
+				"but it did.");
+			pass = false;
+		}
+	} else {
+		if (values.f != (float)GL_EYE_RADIAL_NV &&
+		    values.f != (float)GL_EYE_PLANE &&
+		    values.f != (float)GL_EYE_PLANE_ABSOLUTE_NV) {
+			fprintf(stderr,
+				"glGetFloatv did not write a valid value "
+				"(f = %f, unsigned(f) = 0x%04x)\n",
+				values.f, (unsigned) values.f);
+			pass = false;
+		}
+	}
+
+	values.i = 0xDEADBEEF;
+	glGetIntegerv(GL_FOG_DISTANCE_MODE_NV, &values.i);
+	pass = piglit_check_gl_error(expected_error) && pass;
+	if (expected_error != GL_NO_ERROR) {
+		if (values.i != 0xDEADBEEF) {
+			fprintf(stderr,
+				"glGetIntegerv should not have written output, "
+				"but it did.");
+			pass = false;
+		}
+	} else {
+		if (values.i != GL_EYE_RADIAL_NV &&
+		    values.i != GL_EYE_PLANE &&
+		    values.i != GL_EYE_PLANE_ABSOLUTE_NV) {
+			fprintf(stderr,
+				"glGetIntegerv did not write a valid value "
+				"(i = 0x%04x)\n", values.i);
+			pass = false;
+		}
+	}
+
+	return pass;
+}
+
+static bool
+check_readback_value(GLenum expected_error, GLint expected_value,
+		     const char *function)
+{
+	GLint got_value;
+
+	got_value = 0xDEADBEEF;
+	glGetIntegerv(GL_FOG_DISTANCE_MODE_NV, &got_value);
+	if (expected_error != GL_NO_ERROR) {
+		if (got_value != 0xDEADBEEF) {
+			fprintf(stderr,
+				"glGetIntegerv should not have written output, "
+				"but it did.");
+			return false;
+		}
+	} else {
+		if (got_value != expected_value) {
+			fprintf(stderr,
+				"Did not read back the value that was just "
+				"set by glFog%s (got 0x%04x, expected "
+				"0x%04x)\n",
+				function, got_value, expected_value);
+			return false;
+		}
+	}
+
+	return true;
+}
+
+static bool
+check_setting_state(void)
+{
+	bool pass = true;
+	const GLenum expected_error =
+		piglit_is_extension_supported("GL_NV_fog_distance")
+		? GL_NO_ERROR : GL_INVALID_ENUM;
+
+	static const GLint modes[] = {
+		GL_EYE_RADIAL_NV,
+		GL_EYE_PLANE,
+		GL_EYE_PLANE_ABSOLUTE_NV
+	};
+
+
+	printf("Check setting state...\n");
+	for (unsigned i = 0; i < ARRAY_SIZE(modes); i++) {
+		const GLfloat float_mode = modes[i];
+
+		glFogi(GL_FOG_DISTANCE_MODE_NV, modes[i]);
+		pass = piglit_check_gl_error(expected_error) && pass;
+		pass = check_readback_value(expected_error, modes[i], "i") &&
+			pass;
+
+		glFogiv(GL_FOG_DISTANCE_MODE_NV, &modes[i]);
+		pass = piglit_check_gl_error(expected_error) && pass;
+		pass = check_readback_value(expected_error, modes[i], "iv") &&
+			pass;
+
+		glFogf(GL_FOG_DISTANCE_MODE_NV, float_mode);
+		pass = piglit_check_gl_error(expected_error) && pass;
+		pass = check_readback_value(expected_error, modes[i], "f") &&
+			pass;
+
+		glFogfv(GL_FOG_DISTANCE_MODE_NV, &float_mode);
+		pass = piglit_check_gl_error(expected_error) && pass;
+		pass = check_readback_value(expected_error, modes[i], "fv") &&
+			pass;
+	}
+
+	/* Seriously... nobody supports GL_SGIS_fog_function.  Use its value
+	 * as a negative test for GL_NV_fog_distance.
+	 */
+	if (piglit_is_extension_supported("GL_NV_fog_distance") &&
+	    !piglit_is_extension_supported("GL_SGIS_fog_function")) {
+		const GLint int_mode = GL_FOG_FUNC_SGIS;
+		const GLfloat float_mode = (GLfloat) int_mode;
+
+		glFogi(GL_FOG_DISTANCE_MODE_NV, modes[0]);
+		pass = piglit_check_gl_error(expected_error) && pass;
+
+		printf("Check setting invalid state...");
+		glFogi(GL_FOG_DISTANCE_MODE_NV, int_mode);
+		pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
+		pass = check_readback_value(expected_error, modes[0], "i") &&
+			pass;
+
+		glFogiv(GL_FOG_DISTANCE_MODE_NV, &int_mode);
+		pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
+		pass = check_readback_value(expected_error, modes[0], "iv") &&
+			pass;
+
+		glFogf(GL_FOG_DISTANCE_MODE_NV, float_mode);
+		pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
+		pass = check_readback_value(expected_error, modes[0], "f") &&
+			pass;
+
+		glFogfv(GL_FOG_DISTANCE_MODE_NV, &float_mode);
+		pass = piglit_check_gl_error(GL_INVALID_ENUM) && pass;
+		pass = check_readback_value(expected_error, modes[0], "fv") &&
+			pass;
+	}
+
+	return pass;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+	bool pass = true;
+
+	if (!piglit_is_extension_supported("GL_NV_fog_distance")) {
+		printf("Expecting all setters and getters to generate "
+		       "errors.\n\n");
+	}
+
+	pass = check_initial_state() && pass;
+	pass = check_setting_state() && pass;
+
+	piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
+}
-- 
2.14.3



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