build(CMake): support running tests with ctest

BLAKE3-team · Jul 4, 2024 · aad68f7 · aad68f7
1 parent c8834c2
commit aad68f7
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Showing 2 changed files with 13 additions and 2 deletions.
diff --git a/c/CMakeLists.txt b/c/CMakeLists.txt
@@ -168,6 +168,17 @@ else()
   BLAKE3_DISABLE_SIMD()
 endif()
 
+# cmake test support
+if (BLAKE3_BUILD_TESTING)
+  find_package(Python3 REQUIRED)
+  get_target_property(BLAKE3_SOURCES blake3 SOURCES)
+  add_executable(blake3-testing ${BLAKE3_SOURCES} main.c)
+  set_property(TARGET blake3-testing PROPERTY OUTPUT_NAME blake3)
+  target_compile_definitions(blake3-testing PRIVATE BLAKE3_TESTING=1)
+  enable_testing()
+  add_test(test_vectors "${Python3_EXECUTABLE}" "${CMAKE_CURRENT_SOURCE_DIR}/test.py" WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}")
+endif()
+
 # cmake install support
 install(FILES blake3.h DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
 install(TARGETS blake3 EXPORT blake3-targets)

diff --git a/c/test.py b/c/test.py
@@ -2,7 +2,7 @@
 
 from binascii import hexlify
 import json
-from os import path
+from os import getcwd, path
 import subprocess
 
 HERE = path.dirname(__file__)
@@ -11,7 +11,7 @@
 
 
 def run_blake3(args, input):
-    output = subprocess.run([path.join(HERE, "blake3")] + args,
+    output = subprocess.run([path.join(getcwd(), "blake3")] + args,
                             input=input,
                             stdout=subprocess.PIPE,
                             check=True)