C unit testing with utest.h library

tests/C/Makefile

@@ -0,0 +1,16 @@
+# enables most optimization flags
+CC := gcc -O3
+
+TEST01_SRC := test_01.c
+TEST01_OBJ := $(TEST01_SRC:.c=.o)
+TEST01_BIN := $(join ${TGTDIR}, test_01)
+
+${TEST01_BIN}:
+	@echo "Building ${TEST01_BIN}..."
+	${CC} -w -c ${TEST01_SRC} ;\
+	${CC} ${TEST01_OBJ} -w -lm -o ${TEST01_BIN}
+
+clean:
+	@echo "Cleaning up..."
+	rm -vf ${TEST01_OBJ} ; rm -vf ${TEST01_BIN}	
+	@echo "Done cleaning up"

tests/C/test_01.c

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+/*
+	test_01.c 
+		
+	check library output for reference:
+	
+	Running suite(s): Meteo
+	66%: Checks: 3, Failures: 1, Errors: 0
+	test_01.c:13:F:Sanity checks:sanity_check:0: this should fail
+	test_01.c:18:P:Sanity checks:sanity_check_2:0: Passed
+	test_01.c:53:P:Dataset files:test_is_valid_era_filename:0: Passed
+*/
+
+#include "utest_oneflux.h"
+#include "../../oneflux_steps/common/common.c"
+#include "../../oneflux_steps/meteo_proc/src/dataset.c"
+
+/*
+	dataset.c  needs some external variables
+*/
+char *qc_auto_files_path = NULL;	/* mandatory */
+char *era_files_path = NULL;		/* mandatory */
+char *output_files_path = NULL;		/* mandatory */
+
+UTEST(sanity_check, 1)
+{
+	FAIL_UNLESS(5 == 5, "this should succeed");
+    FAIL_UNLESS(6 == 5, "this should fail");
+}
+
+UTEST(sanity_check, 2)
+{
+	FAIL_UNLESS(5 == 5, "this should succeed");
+}
+
+UTEST(test_is_valid_era_filename, 1)
+{
+	char* filename;
+
+	filename = "";
+
+	/* CK_ASSERT_MSG:  Fails test if supplied condition evaluates to false and displays user provided message. */
+
+	CK_ASSERT_MSG(!is_valid_era_filename(filename), "False should be returned for this string: '%s'", filename);
+
+	filename = "  -   _9999.csv";
+	CK_ASSERT_MSG(is_valid_era_filename(filename), "True should be returned for this string: %s", filename);
+
+	filename = "";
+	CK_ASSERT_MSG(!is_valid_era_filename(filename), "False should be returned for this string: %s", filename);
+
+	// example of a correct string
+	filename = "US-ARc_2009.csv";
+	CK_ASSERT_MSG(is_valid_era_filename(filename), "True should be returned for this string: %s", filename);
+}
+
+/*
+	PLEASE NOTE:
+
+	we can use 'UTEST_MAIN' instead of call 'UTEST_STATE' and 'main'
+	but in this way we can do our own stuff like load files and so on...
+*/
+
+UTEST_STATE();
+
+int main(int argc, const char *const argv[])
+{
+	/* do your own stuff here! */
+
+	return utest_main(argc, argv);
+}