test: add ffi codec unsafe convert test

src/klotski_core/klotski.h

@@ -81,7 +81,6 @@ extern "C" {
     extern bool short_code_to_common_code(uint32_t short_code, uint64_t *common_code);
     extern bool common_code_to_short_code(uint64_t common_code, uint32_t *short_code);
 
-    // TODO: allow unsafe convert
     extern uint32_t raw_code_to_short_code_unsafe(uint64_t raw_code);
     extern uint64_t short_code_to_raw_code_unsafe(uint32_t short_code);
     extern uint64_t raw_code_to_common_code_unsafe(uint64_t raw_code);

test/ffi/codec.cc

@@ -110,3 +110,17 @@ TEST(FFI, codec_convert) {
     EXPECT_EQ(common_code_to_short_code(TEST_COMMON_CODE_OK, &short_code), true);
     EXPECT_EQ(TEST_SHORT_CODE_OK, short_code);
 }
+
+TEST(FFI, codec_convert_unsafe) {
+    /// raw code <---> short code
+    EXPECT_EQ(raw_code_to_short_code_unsafe(TEST_RAW_CODE_OK), TEST_SHORT_CODE_OK);
+    EXPECT_EQ(short_code_to_raw_code_unsafe(TEST_SHORT_CODE_OK), TEST_RAW_CODE_OK);
+
+    /// raw code <---> common code
+    EXPECT_EQ(raw_code_to_common_code_unsafe(TEST_RAW_CODE_OK), TEST_COMMON_CODE_OK);
+    EXPECT_EQ(common_code_to_raw_code_unsafe(TEST_COMMON_CODE_OK), TEST_RAW_CODE_OK);
+
+    /// short code <---> common code
+    EXPECT_EQ(short_code_to_common_code_unsafe(TEST_SHORT_CODE_OK), TEST_COMMON_CODE_OK);
+    EXPECT_EQ(common_code_to_short_code_unsafe(TEST_COMMON_CODE_OK), TEST_SHORT_CODE_OK);
+}