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#include "lfptest.h"
class hextolfpTest : public lfptest {
};
TEST_F(hextolfpTest, PositiveInteger) {
const char *str = "00001000.00000000";
l_fp actual;
l_fp expected = {4096, 0}; // 16^3, no fraction part.
ASSERT_TRUE(hextolfp(str, &actual));
EXPECT_TRUE(IsEqual(expected, actual));
}
TEST_F(hextolfpTest, NegativeInteger) {
const char *str = "ffffffff.00000000"; // -1 decimal
l_fp actual;
l_fp expected = {-1, 0};
ASSERT_TRUE(hextolfp(str, &actual));
EXPECT_TRUE(IsEqual(expected, actual));
}
TEST_F(hextolfpTest, PositiveFraction) {
const char *str = "00002000.80000000"; // 8196.5 decimal
l_fp actual;
l_fp expected = {8192, HALF};
ASSERT_TRUE(hextolfp(str, &actual));
EXPECT_TRUE(IsEqual(expected, actual));
}
TEST_F(hextolfpTest, NegativeFraction) {
const char *str = "ffffffff.40000000"; // -1 + 0.25 decimal
l_fp actual;
l_fp expected = {-1, QUARTER}; //-1 + 0.25
ASSERT_TRUE(hextolfp(str, &actual));
EXPECT_TRUE(IsEqual(expected, actual));
}
TEST_F(hextolfpTest, IllegalNumberOfInteger) {
const char *str = "1000000.00000000"; // Missing one digit in integral part.
l_fp actual;
ASSERT_FALSE(hextolfp(str, &actual));
}
TEST_F(hextolfpTest, IllegalChar) {
const char *str = "10000000.0000h000"; // Illegal character h.
l_fp actual;
ASSERT_FALSE(hextolfp(str, &actual));
}
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