tests/libntp/sfptostr.c

2  * This file contains test for both fptoa and fptoms (which uses dofptoa),
34 	s_fp test = 300 << 16; // exact 300.000000
36 	TEST_ASSERT_EQUAL_STRING("300.000000", fptoa(test, SFP_MAX_PRECISION));
37 	TEST_ASSERT_EQUAL_STRING("300000.000", fptoms(test, SFP_MAX_PRECISION));
42 	s_fp test = -(200 << 16); // exact -200.000000
44 	TEST_ASSERT_EQUAL_STRING("-200.000000", fptoa(test, SFP_MAX_PRECISION));
45 	TEST_ASSERT_EQUAL_STRING("-200000.000", fptoms(test, SFP_MAX_PRECISION));
50 	s_fp test = (300 << 16) + (1 << 15); // 300 + 0.5
52 	TEST_ASSERT_EQUAL_STRING("300.500000", fptoa(test, SFP_MAX_PRECISION));
53 	TEST_ASSERT_EQUAL_STRING("300500.000", fptoms(test, SFP_MAX_PRECISION));
58 	s_fp test = -(200 << 16) - (1 << 15); // -200 - 0.5
60 	TEST_ASSERT_EQUAL_STRING("-200.500000", fptoa(test, SFP_MAX_PRECISION));
61 	TEST_ASSERT_EQUAL_STRING("-200500.000", fptoms(test, SFP_MAX_PRECISION));
66 	s_fp test = (300 << 16) - (1 << 14); // 300 - 0.25
68 	TEST_ASSERT_EQUAL_STRING("299.750000", fptoa(test, SFP_MAX_PRECISION));
69 	TEST_ASSERT_EQUAL_STRING("299750.000", fptoms(test, SFP_MAX_PRECISION));
74 	s_fp test = -(200 << 16) + (1 << 14)*3; // -200 + 0.75
76 	TEST_ASSERT_EQUAL_STRING("-199.250000", fptoa(test, SFP_MAX_PRECISION));
77 	TEST_ASSERT_EQUAL_STRING("-199250.000", fptoms(test, SFP_MAX_PRECISION));
82 	s_fp test = 300 << 16; // 300
84 	TEST_ASSERT_EQUAL_STRING("300.0", fptoa(test, 1));
85 	TEST_ASSERT_EQUAL_STRING("300000.0", fptoms(test, 1));
90 	s_fp test = (2 << 16) + (1 << 14)*3; // 2 + 0.25*3 = 2.75
92 	TEST_ASSERT_EQUAL_STRING("2.8", fptoa(test, 1));
93 	TEST_ASSERT_EQUAL_STRING("2750.0", fptoms(test, 1));