diff options
Diffstat (limited to 'src/pkg/strconv/atof_test.go')
| -rw-r--r-- | src/pkg/strconv/atof_test.go | 131 |
1 files changed, 71 insertions, 60 deletions
diff --git a/src/pkg/strconv/atof_test.go b/src/pkg/strconv/atof_test.go index 0039a6e44..68c50bfbe 100644 --- a/src/pkg/strconv/atof_test.go +++ b/src/pkg/strconv/atof_test.go @@ -18,80 +18,91 @@ type atofTest struct { } var atoftests = []atofTest{ - atofTest{"", "0", os.EINVAL}, - atofTest{"1", "1", nil}, - atofTest{"+1", "1", nil}, - atofTest{"1x", "0", os.EINVAL}, - atofTest{"1.1.", "0", os.EINVAL}, - atofTest{"1e23", "1e+23", nil}, - atofTest{"100000000000000000000000", "1e+23", nil}, - atofTest{"1e-100", "1e-100", nil}, - atofTest{"123456700", "1.234567e+08", nil}, - atofTest{"99999999999999974834176", "9.999999999999997e+22", nil}, - atofTest{"100000000000000000000001", "1.0000000000000001e+23", nil}, - atofTest{"100000000000000008388608", "1.0000000000000001e+23", nil}, - atofTest{"100000000000000016777215", "1.0000000000000001e+23", nil}, - atofTest{"100000000000000016777216", "1.0000000000000003e+23", nil}, - atofTest{"-1", "-1", nil}, - atofTest{"-0", "-0", nil}, - atofTest{"1e-20", "1e-20", nil}, - atofTest{"625e-3", "0.625", nil}, + {"", "0", os.EINVAL}, + {"1", "1", nil}, + {"+1", "1", nil}, + {"1x", "0", os.EINVAL}, + {"1.1.", "0", os.EINVAL}, + {"1e23", "1e+23", nil}, + {"1E23", "1e+23", nil}, + {"100000000000000000000000", "1e+23", nil}, + {"1e-100", "1e-100", nil}, + {"123456700", "1.234567e+08", nil}, + {"99999999999999974834176", "9.999999999999997e+22", nil}, + {"100000000000000000000001", "1.0000000000000001e+23", nil}, + {"100000000000000008388608", "1.0000000000000001e+23", nil}, + {"100000000000000016777215", "1.0000000000000001e+23", nil}, + {"100000000000000016777216", "1.0000000000000003e+23", nil}, + {"-1", "-1", nil}, + {"-0", "-0", nil}, + {"1e-20", "1e-20", nil}, + {"625e-3", "0.625", nil}, + + // NaNs + {"nan", "NaN", nil}, + {"NaN", "NaN", nil}, + {"NAN", "NaN", nil}, + + // Infs + {"inf", "+Inf", nil}, + {"-Inf", "-Inf", nil}, + {"+INF", "+Inf", nil}, // largest float64 - atofTest{"1.7976931348623157e308", "1.7976931348623157e+308", nil}, - atofTest{"-1.7976931348623157e308", "-1.7976931348623157e+308", nil}, + {"1.7976931348623157e308", "1.7976931348623157e+308", nil}, + {"-1.7976931348623157e308", "-1.7976931348623157e+308", nil}, // next float64 - too large - atofTest{"1.7976931348623159e308", "+Inf", os.ERANGE}, - atofTest{"-1.7976931348623159e308", "-Inf", os.ERANGE}, + {"1.7976931348623159e308", "+Inf", os.ERANGE}, + {"-1.7976931348623159e308", "-Inf", os.ERANGE}, // the border is ...158079 // borderline - okay - atofTest{"1.7976931348623158e308", "1.7976931348623157e+308", nil}, - atofTest{"-1.7976931348623158e308", "-1.7976931348623157e+308", nil}, + {"1.7976931348623158e308", "1.7976931348623157e+308", nil}, + {"-1.7976931348623158e308", "-1.7976931348623157e+308", nil}, // borderline - too large - atofTest{"1.797693134862315808e308", "+Inf", os.ERANGE}, - atofTest{"-1.797693134862315808e308", "-Inf", os.ERANGE}, + {"1.797693134862315808e308", "+Inf", os.ERANGE}, + {"-1.797693134862315808e308", "-Inf", os.ERANGE}, // a little too large - atofTest{"1e308", "1e+308", nil}, - atofTest{"2e308", "+Inf", os.ERANGE}, - atofTest{"1e309", "+Inf", os.ERANGE}, + {"1e308", "1e+308", nil}, + {"2e308", "+Inf", os.ERANGE}, + {"1e309", "+Inf", os.ERANGE}, // way too large - atofTest{"1e310", "+Inf", os.ERANGE}, - atofTest{"-1e310", "-Inf", os.ERANGE}, - atofTest{"1e400", "+Inf", os.ERANGE}, - atofTest{"-1e400", "-Inf", os.ERANGE}, - atofTest{"1e400000", "+Inf", os.ERANGE}, - atofTest{"-1e400000", "-Inf", os.ERANGE}, + {"1e310", "+Inf", os.ERANGE}, + {"-1e310", "-Inf", os.ERANGE}, + {"1e400", "+Inf", os.ERANGE}, + {"-1e400", "-Inf", os.ERANGE}, + {"1e400000", "+Inf", os.ERANGE}, + {"-1e400000", "-Inf", os.ERANGE}, // denormalized - atofTest{"1e-305", "1e-305", nil}, - atofTest{"1e-306", "1e-306", nil}, - atofTest{"1e-307", "1e-307", nil}, - atofTest{"1e-308", "1e-308", nil}, - atofTest{"1e-309", "1e-309", nil}, - atofTest{"1e-310", "1e-310", nil}, - atofTest{"1e-322", "1e-322", nil}, + {"1e-305", "1e-305", nil}, + {"1e-306", "1e-306", nil}, + {"1e-307", "1e-307", nil}, + {"1e-308", "1e-308", nil}, + {"1e-309", "1e-309", nil}, + {"1e-310", "1e-310", nil}, + {"1e-322", "1e-322", nil}, // smallest denormal - atofTest{"5e-324", "5e-324", nil}, - atofTest{"4e-324", "5e-324", nil}, - atofTest{"3e-324", "5e-324", nil}, + {"5e-324", "5e-324", nil}, + {"4e-324", "5e-324", nil}, + {"3e-324", "5e-324", nil}, // too small - atofTest{"2e-324", "0", nil}, + {"2e-324", "0", nil}, // way too small - atofTest{"1e-350", "0", nil}, - atofTest{"1e-400000", "0", nil}, + {"1e-350", "0", nil}, + {"1e-400000", "0", nil}, // try to overflow exponent - atofTest{"1e-4294967296", "0", nil}, - atofTest{"1e+4294967296", "+Inf", os.ERANGE}, - atofTest{"1e-18446744073709551616", "0", nil}, - atofTest{"1e+18446744073709551616", "+Inf", os.ERANGE}, + {"1e-4294967296", "0", nil}, + {"1e+4294967296", "+Inf", os.ERANGE}, + {"1e-18446744073709551616", "0", nil}, + {"1e+18446744073709551616", "+Inf", os.ERANGE}, // Parse errors - atofTest{"1e", "0", os.EINVAL}, - atofTest{"1e-", "0", os.EINVAL}, - atofTest{".e-1", "0", os.EINVAL}, + {"1e", "0", os.EINVAL}, + {"1e-", "0", os.EINVAL}, + {".e-1", "0", os.EINVAL}, } func init() { @@ -112,14 +123,14 @@ func testAtof(t *testing.T, opt bool) { out, err := Atof64(test.in) outs := Ftoa64(out, 'g', -1) if outs != test.out || !reflect.DeepEqual(err, test.err) { - t.Errorf("Atof64(%v) = %v, %v want %v, %v\n", + t.Errorf("Atof64(%v) = %v, %v want %v, %v", test.in, out, err, test.out, test.err) } out, err = AtofN(test.in, 64) outs = FtoaN(out, 'g', -1, 64) if outs != test.out || !reflect.DeepEqual(err, test.err) { - t.Errorf("AtofN(%v, 64) = %v, %v want %v, %v\n", + t.Errorf("AtofN(%v, 64) = %v, %v want %v, %v", test.in, out, err, test.out, test.err) } @@ -127,7 +138,7 @@ func testAtof(t *testing.T, opt bool) { out32, err := Atof32(test.in) outs := Ftoa32(out32, 'g', -1) if outs != test.out || !reflect.DeepEqual(err, test.err) { - t.Errorf("Atof32(%v) = %v, %v want %v, %v # %v\n", + t.Errorf("Atof32(%v) = %v, %v want %v, %v # %v", test.in, out32, err, test.out, test.err, out) } @@ -135,7 +146,7 @@ func testAtof(t *testing.T, opt bool) { out32 = float32(out) outs = FtoaN(float64(out32), 'g', -1, 32) if outs != test.out || !reflect.DeepEqual(err, test.err) { - t.Errorf("AtofN(%v, 32) = %v, %v want %v, %v # %v\n", + t.Errorf("AtofN(%v, 32) = %v, %v want %v, %v # %v", test.in, out32, err, test.out, test.err, out) } } @@ -144,7 +155,7 @@ func testAtof(t *testing.T, opt bool) { outf, err := Atof(test.in) outs := Ftoa(outf, 'g', -1) if outs != test.out || !reflect.DeepEqual(err, test.err) { - t.Errorf("Ftoa(%v) = %v, %v want %v, %v # %v\n", + t.Errorf("Ftoa(%v) = %v, %v want %v, %v # %v", test.in, outf, err, test.out, test.err, out) } } |