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authorMaximilian Heinzler <m.heinzler@heinzler.de>2018-11-20 20:03:19 (GMT)
committerMaximilian Heinzler <m.heinzler@heinzler.de>2018-11-20 20:07:03 (GMT)
commit6962a41e6b83e1ead36ab26b06ebe81aeee0087a (patch)
tree41b7ae116e6e9b9bf562660628ed7457ffd1ab92 /Tests/FindGIF
parent5bc64fe6c25f3c02dda7d22eb65c07bdf2e6eb46 (diff)
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FindGIF: Add test
This tests whether GIFLIB can be found and the linker works. For newer versions (>=5) it also tests if the version was parsed correctly.
Diffstat (limited to 'Tests/FindGIF')
-rw-r--r--Tests/FindGIF/CMakeLists.txt10
-rw-r--r--Tests/FindGIF/Test/CMakeLists.txt16
-rw-r--r--Tests/FindGIF/Test/main.c35
3 files changed, 61 insertions, 0 deletions
diff --git a/Tests/FindGIF/CMakeLists.txt b/Tests/FindGIF/CMakeLists.txt
new file mode 100644
index 0000000..bac64af
--- /dev/null
+++ b/Tests/FindGIF/CMakeLists.txt
@@ -0,0 +1,10 @@
+add_test(NAME FindGIF.Test COMMAND
+ ${CMAKE_CTEST_COMMAND} -C $<CONFIGURATION>
+ --build-and-test
+ "${CMake_SOURCE_DIR}/Tests/FindGIF/Test"
+ "${CMake_BINARY_DIR}/Tests/FindGIF/Test"
+ ${build_generator_args}
+ --build-project TestFindGIF
+ --build-options ${build_options}
+ --test-command ${CMAKE_CTEST_COMMAND} -V -C $<CONFIGURATION>
+ )
diff --git a/Tests/FindGIF/Test/CMakeLists.txt b/Tests/FindGIF/Test/CMakeLists.txt
new file mode 100644
index 0000000..961e636
--- /dev/null
+++ b/Tests/FindGIF/Test/CMakeLists.txt
@@ -0,0 +1,16 @@
+cmake_minimum_required(VERSION 3.4)
+project(TestFindGIF C)
+include(CTest)
+
+find_package(GIF REQUIRED)
+
+add_definitions(-DCMAKE_EXPECTED_GIF_VERSION="${GIF_VERSION}")
+
+add_executable(test_tgt main.c)
+target_link_libraries(test_tgt GIF::GIF)
+add_test(NAME test_tgt COMMAND test_tgt)
+
+add_executable(test_var main.c)
+target_include_directories(test_var PRIVATE ${GIF_INCLUDE_DIRS})
+target_link_libraries(test_var PRIVATE ${GIF_LIBRARIES})
+add_test(NAME test_var COMMAND test_var)
diff --git a/Tests/FindGIF/Test/main.c b/Tests/FindGIF/Test/main.c
new file mode 100644
index 0000000..4ed72ec
--- /dev/null
+++ b/Tests/FindGIF/Test/main.c
@@ -0,0 +1,35 @@
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <gif_lib.h>
+
+// GIFLIB before version 5 didn't know this macro
+#ifndef GIFLIB_MAJOR
+# define GIFLIB_MAJOR 4
+#endif
+
+int main()
+{
+ // because of the API changes we have to test different functions depending
+ // on the version of GIFLIB
+#if GIFLIB_MAJOR >= 5
+ // test the linker
+ GifErrorString(D_GIF_SUCCEEDED);
+
+ // check the version
+ char gif_version_string[16];
+ snprintf(gif_version_string, 16, "%i.%i.%i", GIFLIB_MAJOR, GIFLIB_MINOR,
+ GIFLIB_RELEASE);
+
+ assert(strcmp(gif_version_string, CMAKE_EXPECTED_GIF_VERSION) == 0);
+#else
+ // test the linker
+ GifLastError();
+
+ // unfortunately there is no way to check the version in older version of
+ // GIFLIB
+#endif
+
+ return 0;
+}