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* Enable C++ unit testing * Have separate CMake project for C++ unit tests * Move include * Prefer GTest over Catch2
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| # CMake configuration for SHP C++ unit tests | ||
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| project(${CMAKE_PROJECT_NAME}Tests CXX) | ||
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| set(CMAKE_CXX_STANDARD 17) | ||
| set(CMAKE_CXX_STANDARD_REQUIRED ON) | ||
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| # Set up GoogleTest | ||
| include(FetchContent) | ||
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| FetchContent_Declare( | ||
| googletest | ||
| GIT_REPOSITORY https://github.com/google/googletest.git | ||
| GIT_TAG v1.14.0 | ||
| ) | ||
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| # For Windows: Prevent overriding the parent project's compiler/linker settings | ||
| set(gtest_force_shared_crt ON CACHE BOOL "" FORCE) | ||
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| FetchContent_MakeAvailable(googletest) | ||
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| foreach(executable dbf_test) | ||
| add_executable(${executable} ${PROJECT_SOURCE_DIR}/${executable}.cc) | ||
| target_link_libraries(${executable} PRIVATE ${PACKAGE} gtest) | ||
| add_test( | ||
| NAME ${executable} | ||
| COMMAND ${executable} | ||
| WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}" | ||
| ) | ||
| set_target_properties(${executable} PROPERTIES FOLDER "tests") | ||
| endforeach() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| #include <filesystem> | ||
| #include <fstream> | ||
| #include <iostream> | ||
| #include <string> | ||
| #include <string_view> | ||
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| #include <gtest/gtest.h> | ||
| #include "shapefil.h" | ||
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| namespace fs = std::filesystem; | ||
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| namespace | ||
| { | ||
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| static const auto kTestData = fs::path{"shape_eg_data"}; | ||
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| static bool SetContents(const fs::path &file_name, std::string_view content) | ||
| { | ||
| std::ofstream file(file_name); | ||
| if (!file.is_open()) | ||
| return false; | ||
| file << content; | ||
| file.close(); | ||
| return true; | ||
| } | ||
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| TEST(DBFOpenTest, OpenDoesNotExist_rb) | ||
| { | ||
| const auto handle = DBFOpen("/does/not/exist.dbf", "rb"); | ||
| EXPECT_EQ(nullptr, handle); | ||
| } | ||
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| TEST(DBFOpenTest, OpenDoesNotExist_rb_plus) | ||
| { | ||
| const auto handle = DBFOpen("/does/not/exist2.dbf", "rb+"); | ||
| EXPECT_EQ(nullptr, handle); | ||
| } | ||
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| TEST(DBFOpenTest, OpenUnexpectedFormat) | ||
| { | ||
| const auto filename = kTestData / "README.md"; | ||
| const auto handle = DBFOpen(filename.string().c_str(), "rb"); | ||
| EXPECT_EQ(nullptr, handle); | ||
| } | ||
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| TEST(DBFOpenTest, OpenExisting) | ||
| { | ||
| const auto filename = kTestData / "anno.dbf"; | ||
| const auto handle = DBFOpen(filename.string().c_str(), "rb"); | ||
| EXPECT_NE(nullptr, handle); | ||
| DBFClose(handle); | ||
| } | ||
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| TEST(DBFCreateTest, CreateDoesNotExist) | ||
| { | ||
| const auto handle = DBFCreate("/does/not/exist"); | ||
| EXPECT_EQ(nullptr, handle); | ||
| } | ||
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| TEST(DBFCreateTest, CreateAlreadyExisting) | ||
| { | ||
| const auto filename = kTestData / "in-the-way.dbf"; | ||
| fs::copy(kTestData / "anno.dbf", filename); | ||
| EXPECT_TRUE(SetContents(filename, "some content")); | ||
| const auto handle = DBFCreate(filename.string().c_str()); | ||
| // TODO(schwehr): Seems like a bug to overwrite an existing. | ||
| EXPECT_NE(nullptr, handle); | ||
| DBFClose(handle); | ||
| const auto size = fs::file_size(filename); | ||
| EXPECT_EQ(34, size); | ||
| fs::remove(filename); | ||
| } | ||
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| TEST(DBFCreateTest, CreateAndClose) | ||
| { | ||
| const auto filename = kTestData / "empty.dbf"; | ||
| const auto handle = DBFCreate(filename.string().c_str()); | ||
| DBFClose(handle); | ||
| const auto size = fs::file_size(filename); | ||
| EXPECT_EQ(34, size); | ||
| fs::remove(filename); | ||
| } | ||
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| } // namespace | ||
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| int main(int argc, char **argv) | ||
| { | ||
| ::testing::InitGoogleTest(&argc, argv); | ||
| return RUN_ALL_TESTS(); | ||
| } |