131 lines
3.7 KiB
C++
131 lines
3.7 KiB
C++
/*
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* Copyright 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <gtest/gtest.h>
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#include "GlslMinify.h"
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#include <string>
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using std::string;
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using namespace glslminifier;
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class GlslminifierTest : public testing::Test {};
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TEST_F(GlslminifierTest, EmptyString) {
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EXPECT_EQ(minifyGlsl(""), "");
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}
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TEST_F(GlslminifierTest, GlslNoChanges) {
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std::string glsl = R"glsl("void main() { gl_FragColor = vec4(1.0); })glsl";
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EXPECT_EQ(minifyGlsl(glsl, GlslMinifyOptions::ALL), glsl);
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}
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TEST_F(GlslminifierTest, RemoveSlashSlashComments) {
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std::string glsl = R"glsl(
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#version 330
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void main() {// This is a comment at the end of a line.
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// This is a comment, and this whole line should be removed.
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gl_FragColor = vec4(2.0 / 4.0, 0.0, 0.0, 1.0);
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// Another comment.
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}
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// This is a comment without a trailing newline.)glsl";
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std::string expected = R"glsl(
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#version 330
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void main() {
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gl_FragColor = vec4(2.0 / 4.0, 0.0, 0.0, 1.0);
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}
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)glsl";
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EXPECT_EQ(minifyGlsl(glsl, GlslMinifyOptions::STRIP_COMMENTS), expected);
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}
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TEST_F(GlslminifierTest, RemoveStarComments) {
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std::string glsl = R"glsl(
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#version 330
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void main() { /* this is a comment block at the end of a line */
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/* this is a comment block
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that spans
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multiple lines */
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gl_FragColor = vec4(2.0 / 4.0, 0.0, 0.0, 1.0);
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/* this is another comment block */
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}
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)glsl";
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std::string expected = R"glsl(
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#version 330
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void main() {
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gl_FragColor = vec4(2.0 / 4.0, 0.0, 0.0, 1.0);
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}
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)glsl";
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EXPECT_EQ(minifyGlsl(glsl, GlslMinifyOptions::STRIP_COMMENTS), expected);
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}
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TEST_F(GlslminifierTest, RemoveBlankLines) {
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std::string glsl = R"glsl(
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#version 330
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void main() {
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gl_FragColor = vec4(2.0 / 4.0, 0.0, 0.0, 1.0);
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}
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)glsl";
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std::string expected = R"glsl(
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#version 330
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void main() {
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gl_FragColor = vec4(2.0 / 4.0, 0.0, 0.0, 1.0);
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}
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)glsl";
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EXPECT_EQ(minifyGlsl(glsl, GlslMinifyOptions::STRIP_EMPTY_LINES), expected);
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}
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TEST_F(GlslminifierTest, RemoveBlankLinesWindows) {
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std::string glsl = "line one\r\n\r\n\r\nline two";
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std::string expected = "line one\r\nline two";
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EXPECT_EQ(minifyGlsl(glsl, GlslMinifyOptions::STRIP_EMPTY_LINES), expected);
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}
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TEST_F(GlslminifierTest, RemoveIndentation) {
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std::string glsl = R"glsl( #version 330
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void main() {
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gl_FragColor = vec4(2.0 / 4.0, 0.0, 0.0, 1.0);
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}
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)glsl";
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std::string expected = R"glsl(#version 330
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void main() {
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gl_FragColor = vec4(2.0 / 4.0, 0.0, 0.0, 1.0);
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}
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)glsl";
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EXPECT_EQ(minifyGlsl(glsl, GlslMinifyOptions::STRIP_INDENTATION), expected);
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}
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TEST_F(GlslminifierTest, TrailingNewline) {
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// Ensure trailing newlines are acceptable when stripping identation.
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std::string glsl = R"glsl(trailing newline;
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)glsl";
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EXPECT_EQ(minifyGlsl(glsl, GlslMinifyOptions::STRIP_INDENTATION), glsl);
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}
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int main(int argc, char** argv) {
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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