Unittest: getSecondUnit

src/temperatur.h

@@ -11,4 +11,5 @@ float KzuC(float tempK);
 float KzuF(float tempK);
 
 const char* getFirstUnit(int input);
+const char* getSecondUnit(int input);
 #endif //TEMPERATUR_H

test/test_temperatur.c

@@ -59,4 +59,10 @@ const char *result = getFirstUnit(1);
 char expected[] = "Celsius";
 TEST_ASSERT_EQUAL_STRING(expected, result);
 }
+void test_returnUnit_second(void)
+{
+const char *result = getSecondUnit(2);
+char expected[] = " Kelvin";
+TEST_ASSERT_EQUAL_STRING(expected, result);
+}
 #endif