Externals: Add glslang from Vulkan SDK v1.0.21.1

Externals/glslang/gtests/Pp.FromFile.cpp

@@ -0,0 +1,75 @@
+//
+// Copyright (C) 2016 Google, Inc.
+//
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+//    Redistributions of source code must retain the above copyright
+//    notice, this list of conditions and the following disclaimer.
+//
+//    Redistributions in binary form must reproduce the above
+//    copyright notice, this list of conditions and the following
+//    disclaimer in the documentation and/or other materials provided
+//    with the distribution.
+//
+//    Neither the name of Google Inc. nor the names of its
+//    contributors may be used to endorse or promote products derived
+//    from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+
+#include <gtest/gtest.h>
+
+#include "TestFixture.h"
+
+namespace glslangtest {
+namespace {
+
+using PreprocessingTest = GlslangTest<::testing::TestWithParam<std::string>>;
+
+TEST_P(PreprocessingTest, FromFile)
+{
+    loadFilePreprocessAndCheck(GLSLANG_TEST_DIRECTORY, GetParam());
+}
+
+// clang-format off
+INSTANTIATE_TEST_CASE_P(
+    Glsl, PreprocessingTest,
+    ::testing::ValuesIn(std::vector<std::string>({
+        "preprocessor.cpp_style_line_directive.vert",
+        "preprocessor.cpp_style___FILE__.vert",
+        "preprocessor.edge_cases.vert",
+        "preprocessor.errors.vert",
+        "preprocessor.extensions.vert",
+        "preprocessor.function_macro.vert",
+        "preprocessor.include.enabled.vert",
+        "preprocessor.include.disabled.vert",
+        "preprocessor.line.vert",
+        "preprocessor.line.frag",
+        "preprocessor.pragma.vert",
+        "preprocessor.simple.vert",
+        "preprocessor.success_if_parse_would_fail.vert",
+        "preprocessor.defined.vert",
+        "preprocessor.many.endif.vert",
+        "preprocessor.eof_missing.vert",
+    })),
+    FileNameAsCustomTestSuffix
+);
+// clang-format on
+
+}  // anonymous namespace
+}  // namespace glslangtest