#include "vendor/unity.h"
#include "../src/rna_transcription.h"
#include <stdlib.h>

void setUp(void)
{
}

void tearDown(void)
{
}

static void check_transcription(const char *dna, const char *expected)
{
   char *rna = to_rna(dna);
   TEST_ASSERT_EQUAL_STRING(expected, rna);
   free(rna);
}

static void test_empty_rna_sequence(void)
{
   check_transcription("", "");
}

static void test_rna_complement_of_cytosine_is_guanine(void)
{
   check_transcription("C", "G");
}

static void test_rna_complement_of_guanine_is_cytosine(void)
{
   check_transcription("G", "C");
}

static void test_rna_complement_of_thymine_is_adenine(void)
{
   check_transcription("T", "A");
}

static void test_rna_complement_of_adenine_is_uracil(void)
{
   check_transcription("A", "U");
}

static void test_rna_complement(void)
{
   check_transcription("ACGTGGTCTTAA", "UGCACCAGAAUU");
}

int main(void)
{
   UnityBegin("test/test_rna_transcription.c");

   RUN_TEST(test_empty_rna_sequence);
   RUN_TEST(test_rna_complement_of_cytosine_is_guanine);
   RUN_TEST(test_rna_complement_of_guanine_is_cytosine);
   RUN_TEST(test_rna_complement_of_thymine_is_adenine);
   RUN_TEST(test_rna_complement_of_adenine_is_uracil);
   RUN_TEST(test_rna_complement);

   return UnityEnd();
}