diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index f212e5f5..4d52293a 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -3,5 +3,66 @@ set(CMAKE_CXX_FLAGS "${COLOBOT_CXX_FLAGS} ${COLOBOT_GTEST_CXX_FLAGS}")
 set(CMAKE_CXX_FLAGS_RELEASE ${COLOBOT_CXX_FLAGS_RELEASE})
 set(CMAKE_CXX_FLAGS_DEBUG ${COLOBOT_CXX_FLAGS_DEBUG})
 
-# Unit tests
-add_subdirectory(unit)
+# Unit test data
+set(TEST_FILES
+    data/colobot.json
+)
+
+file(COPY ${TEST_FILES} DESTINATION ${CMAKE_RUNTIME_OUTPUT_DIRECTORY})
+
+# Targets
+add_definitions(-DGTEST_HAS_TR1_TUPLE=0)
+
+add_executable(Colobot-UnitTests
+    src/main.cpp
+
+    src/app/app_test.cpp
+
+    src/CBot/CBot_test.cpp
+    src/CBot/CBotFileUtils_test.cpp
+    src/CBot/CBotToken_test.cpp
+
+    src/common/config_file_test.cpp
+    src/common/stringutils_test.cpp
+    src/common/timeutils_test.cpp
+
+    #src/graphics/engine/lightman_test.cpp
+
+    src/math/func_test.cpp
+    src/math/geometry_test.cpp
+    src/math/matrix_test.cpp
+    src/math/vector_test.cpp
+)
+
+target_include_directories(Colobot-UnitTests PRIVATE
+    src/common
+    src/math
+    ${CMAKE_CURRENT_SOURCE_DIR}
+    ${CMAKE_CURRENT_BINARY_DIR}
+    ${COLOBOT_LOCAL_INCLUDES}
+)
+
+if(MSVC)
+    target_compile_options(Colobot-UnitTests PRIVATE /utf-8)
+endif()
+
+target_link_libraries(Colobot-UnitTests PRIVATE
+    GTest::GTest
+    hippomocks
+    Colobot-Base
+)
+
+gtest_discover_tests(Colobot-UnitTests
+    WORKING_DIRECTORY ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
+    DISCOVERY_MODE PRE_TEST
+)
+
+# GoogleTest isn't compatible with -Wsuggest-override -Werror:
+# see https://github.com/google/googletest/issues/1063
+if(CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
+    target_compile_options(Colobot-UnitTests PRIVATE "-Wno-suggest-override")
+endif()
+
+if(COLOBOT_LINT_BUILD)
+    add_fake_header_sources("test/unit" Colobot-UnitTests)
+endif()
diff --git a/test/unit/common/colobot.json b/test/data/colobot.json
similarity index 100%
rename from test/unit/common/colobot.json
rename to test/data/colobot.json
diff --git a/test/unit/CBot/CBotFileUtils_test.cpp b/test/src/CBot/CBotFileUtils_test.cpp
similarity index 100%
rename from test/unit/CBot/CBotFileUtils_test.cpp
rename to test/src/CBot/CBotFileUtils_test.cpp
diff --git a/test/unit/CBot/CBotToken_test.cpp b/test/src/CBot/CBotToken_test.cpp
similarity index 100%
rename from test/unit/CBot/CBotToken_test.cpp
rename to test/src/CBot/CBotToken_test.cpp
diff --git a/test/unit/CBot/CBot_test.cpp b/test/src/CBot/CBot_test.cpp
similarity index 100%
rename from test/unit/CBot/CBot_test.cpp
rename to test/src/CBot/CBot_test.cpp
diff --git a/test/unit/app/app_test.cpp b/test/src/app/app_test.cpp
similarity index 100%
rename from test/unit/app/app_test.cpp
rename to test/src/app/app_test.cpp
diff --git a/test/unit/common/config_file_test.cpp b/test/src/common/config_file_test.cpp
similarity index 100%
rename from test/unit/common/config_file_test.cpp
rename to test/src/common/config_file_test.cpp
diff --git a/test/unit/common/stringutils_test.cpp b/test/src/common/stringutils_test.cpp
similarity index 100%
rename from test/unit/common/stringutils_test.cpp
rename to test/src/common/stringutils_test.cpp
diff --git a/test/unit/common/timeutils_test.cpp b/test/src/common/timeutils_test.cpp
similarity index 100%
rename from test/unit/common/timeutils_test.cpp
rename to test/src/common/timeutils_test.cpp
diff --git a/test/unit/graphics/engine/lightman_test.cpp b/test/src/graphics/engine/lightman_test.cpp
similarity index 100%
rename from test/unit/graphics/engine/lightman_test.cpp
rename to test/src/graphics/engine/lightman_test.cpp
diff --git a/test/unit/main.cpp b/test/src/main.cpp
similarity index 100%
rename from test/unit/main.cpp
rename to test/src/main.cpp
diff --git a/test/unit/math/func_test.cpp b/test/src/math/func_test.cpp
similarity index 100%
rename from test/unit/math/func_test.cpp
rename to test/src/math/func_test.cpp
diff --git a/test/unit/math/gendata.m b/test/src/math/gendata.m
similarity index 100%
rename from test/unit/math/gendata.m
rename to test/src/math/gendata.m
diff --git a/test/unit/math/geometry_test.cpp b/test/src/math/geometry_test.cpp
similarity index 100%
rename from test/unit/math/geometry_test.cpp
rename to test/src/math/geometry_test.cpp
diff --git a/test/unit/math/matrix_test.cpp b/test/src/math/matrix_test.cpp
similarity index 100%
rename from test/unit/math/matrix_test.cpp
rename to test/src/math/matrix_test.cpp
diff --git a/test/unit/math/vector_test.cpp b/test/src/math/vector_test.cpp
similarity index 100%
rename from test/unit/math/vector_test.cpp
rename to test/src/math/vector_test.cpp
diff --git a/test/unit/CMakeLists.txt b/test/unit/CMakeLists.txt
deleted file mode 100644
index 80f32ab2..00000000
--- a/test/unit/CMakeLists.txt
+++ /dev/null
@@ -1,53 +0,0 @@
-set(TEST_FILES
-    common/colobot.json
-)
-
-file(COPY ${TEST_FILES} DESTINATION ${CMAKE_RUNTIME_OUTPUT_DIRECTORY})
-
-# Targets
-
-add_definitions(-DGTEST_HAS_TR1_TUPLE=0)
-
-add_executable(Colobot-UnitTests
-    main.cpp
-    app/app_test.cpp
-    CBot/CBot_test.cpp
-    CBot/CBotFileUtils_test.cpp
-    CBot/CBotToken_test.cpp
-    common/config_file_test.cpp
-    common/stringutils_test.cpp
-    common/timeutils_test.cpp
-    #graphics/engine/lightman_test.cpp
-    math/func_test.cpp
-    math/geometry_test.cpp
-    math/matrix_test.cpp
-    math/vector_test.cpp)
-
-target_include_directories(Colobot-UnitTests PRIVATE
-    common
-    math
-    ${CMAKE_CURRENT_SOURCE_DIR}
-    ${CMAKE_CURRENT_BINARY_DIR}
-    ${COLOBOT_LOCAL_INCLUDES}
-)
-
-if(MSVC)
-    target_compile_options(Colobot-UnitTests PRIVATE /utf-8)
-endif()
-
-target_link_libraries(Colobot-UnitTests PRIVATE GTest::GTest hippomocks Colobot-Base)
-
-gtest_discover_tests(Colobot-UnitTests
-    WORKING_DIRECTORY ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
-    DISCOVERY_MODE PRE_TEST
-)
-
-# GoogleTest isn't compatible with -Wsuggest-override -Werror:
-# see https://github.com/google/googletest/issues/1063
-if(CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
-    target_compile_options(Colobot-UnitTests PRIVATE "-Wno-suggest-override")
-endif()
-
-if(COLOBOT_LINT_BUILD)
-    add_fake_header_sources("test/unit" Colobot-UnitTests)
-endif()