diff options
Diffstat (limited to 'libgo/go/math/all_test.go')
| -rw-r--r-- | libgo/go/math/all_test.go | 114 |
1 files changed, 113 insertions, 1 deletions
diff --git a/libgo/go/math/all_test.go b/libgo/go/math/all_test.go index 7e63023a1c4..0a3cb0315d2 100644 --- a/libgo/go/math/all_test.go +++ b/libgo/go/math/all_test.go @@ -958,6 +958,75 @@ var fabsSC = []float64{ NaN(), } +var vffdimSC = [][2]float64{ + {Inf(-1), Inf(-1)}, + {Inf(-1), Inf(1)}, + {Inf(-1), NaN()}, + {Copysign(0, -1), Copysign(0, -1)}, + {Copysign(0, -1), 0}, + {0, Copysign(0, -1)}, + {0, 0}, + {Inf(1), Inf(-1)}, + {Inf(1), Inf(1)}, + {Inf(1), NaN()}, + {NaN(), Inf(-1)}, + {NaN(), Copysign(0, -1)}, + {NaN(), 0}, + {NaN(), Inf(1)}, + {NaN(), NaN()}, +} +var fdimSC = []float64{ + NaN(), + 0, + NaN(), + 0, + 0, + 0, + 0, + Inf(1), + NaN(), + NaN(), + NaN(), + NaN(), + NaN(), + NaN(), + NaN(), +} +var fmaxSC = []float64{ + Inf(-1), + Inf(1), + NaN(), + Copysign(0, -1), + 0, + 0, + 0, + Inf(1), + Inf(1), + Inf(1), + NaN(), + NaN(), + NaN(), + Inf(1), + NaN(), +} +var fminSC = []float64{ + Inf(-1), + Inf(-1), + Inf(-1), + Copysign(0, -1), + Copysign(0, -1), + Copysign(0, -1), + 0, + Inf(-1), + Inf(1), + NaN(), + Inf(-1), + NaN(), + NaN(), + NaN(), + NaN(), +} + var vffmodSC = [][2]float64{ {Inf(-1), Inf(-1)}, {Inf(-1), -Pi}, @@ -1259,12 +1328,26 @@ var modfSC = [][2]float64{ } var vfnextafterSC = [][2]float64{ + {0, 0}, + {0, Copysign(0, -1)}, + {0, -1}, {0, NaN()}, + {Copysign(0, -1), 1}, + {Copysign(0, -1), 0}, + {Copysign(0, -1), Copysign(0, -1)}, + {Copysign(0, -1), -1}, {NaN(), 0}, {NaN(), NaN()}, } var nextafterSC = []float64{ + 0, + 0, + -4.9406564584124654418e-324, // Float64frombits(0x8000000000000001) NaN(), + 4.9406564584124654418e-324, // Float64frombits(0x0000000000000001) + Copysign(0, -1), + Copysign(0, -1), + -4.9406564584124654418e-324, // Float64frombits(0x8000000000000001) NaN(), NaN(), } @@ -1875,6 +1958,11 @@ func TestDim(t *testing.T) { t.Errorf("Dim(%g, %g) = %g, want %g", vf[i], 0.0, f, fdim[i]) } } + for i := 0; i < len(vffdimSC); i++ { + if f := Dim(vffdimSC[i][0], vffdimSC[i][1]); !alike(fdimSC[i], f) { + t.Errorf("Dim(%g, %g) = %g, want %g", vffdimSC[i][0], vffdimSC[i][1], f, fdimSC[i]) + } + } } func TestFloor(t *testing.T) { @@ -1896,6 +1984,11 @@ func TestMax(t *testing.T) { t.Errorf("Max(%g, %g) = %g, want %g", vf[i], ceil[i], f, ceil[i]) } } + for i := 0; i < len(vffdimSC); i++ { + if f := Max(vffdimSC[i][0], vffdimSC[i][1]); !alike(fmaxSC[i], f) { + t.Errorf("Max(%g, %g) = %g, want %g", vffdimSC[i][0], vffdimSC[i][1], f, fmaxSC[i]) + } + } } func TestMin(t *testing.T) { @@ -1904,6 +1997,11 @@ func TestMin(t *testing.T) { t.Errorf("Min(%g, %g) = %g, want %g", vf[i], floor[i], f, floor[i]) } } + for i := 0; i < len(vffdimSC); i++ { + if f := Min(vffdimSC[i][0], vffdimSC[i][1]); !alike(fminSC[i], f) { + t.Errorf("Min(%g, %g) = %g, want %g", vffdimSC[i][0], vffdimSC[i][1], f, fminSC[i]) + } + } } func TestMod(t *testing.T) { @@ -1964,6 +2062,20 @@ func TestHypot(t *testing.T) { } } +func TestHypotGo(t *testing.T) { + for i := 0; i < len(vf); i++ { + a := Abs(1e200 * tanh[i] * Sqrt(2)) + if f := HypotGo(1e200*tanh[i], 1e200*tanh[i]); !veryclose(a, f) { + t.Errorf("HypotGo(%g, %g) = %g, want %g", 1e200*tanh[i], 1e200*tanh[i], f, a) + } + } + for i := 0; i < len(vfhypotSC); i++ { + if f := HypotGo(vfhypotSC[i][0], vfhypotSC[i][1]); !alike(hypotSC[i], f) { + t.Errorf("HypotGo(%g, %g) = %g, want %g", vfhypotSC[i][0], vfhypotSC[i][1], f, hypotSC[i]) + } + } +} + func TestIlogb(t *testing.T) { for i := 0; i < len(vf); i++ { a := frexp[i].i - 1 // adjust because fr in the interval [½, 1) @@ -2175,7 +2287,7 @@ func TestNextafter(t *testing.T) { t.Errorf("Nextafter(%g, %g) = %g want %g", vf[i], 10.0, f, nextafter[i]) } } - for i := 0; i < len(vfmodfSC); i++ { + for i := 0; i < len(vfnextafterSC); i++ { if f := Nextafter(vfnextafterSC[i][0], vfnextafterSC[i][1]); !alike(nextafterSC[i], f) { t.Errorf("Nextafter(%g, %g) = %g want %g", vfnextafterSC[i][0], vfnextafterSC[i][1], f, nextafterSC[i]) } |
