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author | Gleb Smirnoff <glebius@FreeBSD.org> | 2015-10-21 19:06:51 +0000 |
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committer | Gleb Smirnoff <glebius@FreeBSD.org> | 2015-10-21 19:06:51 +0000 |
commit | f71544a98e2e3df8f536fa75158348666ed2da91 (patch) | |
tree | 77f416a57107dc94a8d526dd0075a29e82a25bba /tests/libntp/hextolfp.c | |
download | src-f71544a98e2e3df8f536fa75158348666ed2da91.tar.gz src-f71544a98e2e3df8f536fa75158348666ed2da91.zip |
Notes
Diffstat (limited to 'tests/libntp/hextolfp.c')
-rw-r--r-- | tests/libntp/hextolfp.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/tests/libntp/hextolfp.c b/tests/libntp/hextolfp.c new file mode 100644 index 000000000000..bb650a525a01 --- /dev/null +++ b/tests/libntp/hextolfp.c @@ -0,0 +1,75 @@ +#include "config.h" + +#include "ntp_stdlib.h" +#include "ntp_calendar.h" + +#include "unity.h" +#include "lfptest.h" + +void test_PositiveInteger(void); +void test_NegativeInteger(void); +void test_PositiveFraction(void); +void test_NegativeFraction(void); +void test_IllegalNumberOfInteger(void); +void test_IllegalChar(void); + + +void +test_PositiveInteger(void) { + const char *str = "00001000.00000000"; + l_fp actual; + + l_fp expected = {{4096}, 0}; /* 16^3, no fraction part. */ + + TEST_ASSERT_TRUE(hextolfp(str, &actual)); + TEST_ASSERT_TRUE(IsEqual(expected, actual)); +} + +void +test_NegativeInteger(void) { + const char *str = "ffffffff.00000000"; /* -1 decimal */ + l_fp actual; + + l_fp expected = {{-1}, 0}; + + TEST_ASSERT_TRUE(hextolfp(str, &actual)); + TEST_ASSERT_TRUE(IsEqual(expected, actual)); +} + +void +test_PositiveFraction(void) { + const char *str = "00002000.80000000"; /* 8196.5 decimal */ + l_fp actual; + + l_fp expected = {{8192}, HALF}; + + TEST_ASSERT_TRUE(hextolfp(str, &actual)); + TEST_ASSERT_TRUE(IsEqual(expected, actual)); +} + +void +test_NegativeFraction(void) { + const char *str = "ffffffff.40000000"; /* -1 + 0.25 decimal */ + l_fp actual; + + l_fp expected = {{-1}, QUARTER}; /* -1 + 0.25 */ + + TEST_ASSERT_TRUE(hextolfp(str, &actual)); + TEST_ASSERT_TRUE(IsEqual(expected, actual)); +} + +void +test_IllegalNumberOfInteger(void) { + const char *str = "1000000.00000000"; /* Missing one digit in integral part. */ + l_fp actual; + + TEST_ASSERT_FALSE(hextolfp(str, &actual)); +} + +void +test_IllegalChar(void) { + const char *str = "10000000.0000h000"; /* Illegal character h. */ + l_fp actual; + + TEST_ASSERT_FALSE(hextolfp(str, &actual)); +} |