initial

tests/test.c

@@ -0,0 +1,103 @@
+#include "greatest.h"
+#include "../nibble.h"
+
+TEST bcd_zeros_is_zero() {
+  bcd x = bcd_zeros();
+
+  for (int i = 0; i < 10; i++) ASSERT_EQ_FMT(0, x.internal[i], "%d");
+  PASS();
+}
+
+TEST bcd_zeros_length_zero() {
+  bcd x = bcd_zeros();
+
+  ASSERT_EQ_FMT(0, bcd_digits(x), "%d");
+  PASS();
+}
+
+TEST bcd_8_length_3() {
+  bcd x = bcd_from_8(((uint8_t)0)-1);
+
+  ASSERT_EQ_FMT(3, bcd_digits(x), "%d");
+  PASS();
+}
+
+TEST bcd_16_length_5() {
+  bcd x = bcd_from_16(((uint16_t)0)-1);
+
+  ASSERT_EQ_FMT(5, bcd_digits(x), "%d");
+  PASS();
+}
+
+TEST bcd_32_length_10() {
+  bcd x = bcd_from_32(((uint32_t)0)-1);
+
+  ASSERT_EQ_FMT(10, bcd_digits(x), "%d");
+  PASS();
+}
+
+TEST bcd_64_length_20() {
+  bcd x = bcd_from_64(((uint64_t)0)-1);
+
+  ASSERT_EQ_FMT(20, bcd_digits(x), "%d");
+  PASS();
+}
+
+TEST bcd_8_and_back() {
+  bcd x = bcd_from_8(((uint8_t)0)-1);
+
+  ASSERT_EQ_FMT(255llu, bcd_to_64(x), "%llu");
+  PASS();
+}
+
+TEST bcd_16_and_back() {
+  bcd x = bcd_from_16(((uint16_t)0)-1);
+
+  ASSERT_EQ_FMT(65535llu, bcd_to_64(x), "%llu");
+  PASS();
+}
+
+TEST bcd_32_and_back() {
+  bcd x = bcd_from_32(((uint32_t)0)-1);
+
+  ASSERT_EQ_FMT(4294967295llu, bcd_to_64(x), "%llu");
+  PASS();
+}
+
+TEST bcd_64_and_back() {
+  bcd x = bcd_from_64(((uint64_t)0)-1);
+
+  ASSERT_EQ_FMT(18446744073709551615llu, bcd_to_64(x), "%llu");
+  PASS();
+}
+
+TEST bcd_string() {
+  bcd x = bcd_from_64(((uint64_t)0)-1);
+
+  ASSERT_STR_EQ("18446744073709551615", bcd_to_string(x));
+  PASS();
+}
+
+SUITE(tests) {
+    RUN_TEST(bcd_zeros_is_zero);
+    RUN_TEST(bcd_zeros_length_zero);
+    RUN_TEST(bcd_8_length_3);
+    RUN_TEST(bcd_16_length_5);
+    RUN_TEST(bcd_32_length_10);
+    RUN_TEST(bcd_64_length_20);
+    RUN_TEST(bcd_8_and_back);
+    RUN_TEST(bcd_16_and_back);
+    RUN_TEST(bcd_32_and_back);
+    RUN_TEST(bcd_64_and_back);
+    RUN_TEST(bcd_string);
+}
+
+GREATEST_MAIN_DEFS();
+
+int main(int argc, char **argv) {
+    GREATEST_MAIN_BEGIN();
+
+    RUN_SUITE(tests);
+
+    GREATEST_MAIN_END();
+}