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95 lines
2.8 KiB
C++
95 lines
2.8 KiB
C++
#include <components/shader/shadermanager.hpp>
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#include <gtest/gtest.h>
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#include <gmock/gmock.h>
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namespace
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{
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using namespace testing;
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using namespace Shader;
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using DefineMap = ShaderManager::DefineMap;
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struct ShaderParseForsTest : Test
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{
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std::string mSource;
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const std::string mName = "shader";
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};
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TEST_F(ShaderParseForsTest, empty_should_succeed)
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{
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ASSERT_TRUE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "");
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}
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TEST_F(ShaderParseForsTest, should_fail_for_single_escape_symbol)
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{
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mSource = "$";
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ASSERT_FALSE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "$");
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}
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TEST_F(ShaderParseForsTest, should_fail_on_first_found_escaped_not_foreach)
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{
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mSource = "$foo ";
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ASSERT_FALSE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "$foo ");
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}
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TEST_F(ShaderParseForsTest, should_fail_on_absent_foreach_variable)
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{
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mSource = "$foreach ";
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ASSERT_FALSE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "$foreach ");
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}
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TEST_F(ShaderParseForsTest, should_fail_on_unmatched_after_variable)
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{
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mSource = "$foreach foo ";
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ASSERT_FALSE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "$foreach foo ");
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}
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TEST_F(ShaderParseForsTest, should_fail_on_absent_newline_after_foreach_list)
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{
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mSource = "$foreach foo 1,2,3 ";
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ASSERT_FALSE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "$foreach foo 1,2,3 ");
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}
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TEST_F(ShaderParseForsTest, should_fail_on_absent_endforeach_after_newline)
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{
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mSource = "$foreach foo 1,2,3\n";
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ASSERT_FALSE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "$foreach foo 1,2,3\n");
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}
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TEST_F(ShaderParseForsTest, should_replace_complete_foreach_by_line_number)
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{
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mSource = "$foreach foo 1,2,3\n$endforeach";
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ASSERT_TRUE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "\n#line 3");
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}
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TEST_F(ShaderParseForsTest, should_replace_loop_variable)
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{
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mSource = "$foreach foo 1,2,3\n$foo\n$endforeach";
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ASSERT_TRUE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "1\n2\n3\n\n#line 4");
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}
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TEST_F(ShaderParseForsTest, should_count_line_number_from_existing)
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{
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mSource = "$foreach foo 1,2,3\n#line 10\n$foo\n$endforeach";
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ASSERT_TRUE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "#line 10\n1\n#line 10\n2\n#line 10\n3\n\n#line 12");
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}
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TEST_F(ShaderParseForsTest, should_not_support_nested_loops)
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{
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mSource = "$foreach foo 1,2\n$foo\n$foreach bar 1,2\n$bar\n$endforeach\n$endforeach";
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ASSERT_FALSE(parseFors(mSource, mName));
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EXPECT_EQ(mSource, "1\n1\n2\n$foreach bar 1,2\n1\n\n#line 6\n2\n2\n$foreach bar 1,2\n2\n\n#line 6\n\n#line 7");
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}
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}
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