1 files changed, 7 insertions, 0 deletions
diff --git a/src/test/test.c b/src/test/test.c
index 38f5d44..1f4cbd9 100644
--- a/src/test/test.c
+++ b/src/test/test.c
@@ -556,6 +556,13 @@ static int test_file(const libkeccak_spec_t* restrict spec, const char* restrict
 }
 
 
+/**
+ * Basically, verify the correctness of the program.
+ * The current working path must be the root directory
+ * of the repository (the project directory).
+ * 
+ * @return  Zero on success, 1 on failure or incorrectness
+ */
 int main(void)
 {
   libkeccak_generalised_spec_t gspec;