diff options
Diffstat (limited to 'test/ken/cplx2.go')
-rw-r--r-- | test/ken/cplx2.go | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/test/ken/cplx2.go b/test/ken/cplx2.go new file mode 100644 index 0000000..eb1da7b --- /dev/null +++ b/test/ken/cplx2.go @@ -0,0 +1,122 @@ +// run + +// Copyright 2010 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Test arithmetic on complex numbers, including multiplication and division. + +package main + +const ( + R = 5 + I = 6i + + C1 = R + I // ADD(5,6) + C2 = R - I // SUB(5,-6) + C3 = -(R + I) // ADD(5,6) NEG(-5,-6) + C4 = -(R - I) // SUB(5,-6) NEG(-5,6) + + C5 = C1 + R // ADD(10,6) + C6 = C1 + I // ADD(5,12) + + Ca = C5 + C6 // ADD(15,18) + Cb = C5 - C6 // SUB(5,-6) + + Cc = C5 * C6 // MUL(-22,-150) + Cd = C5 / C6 // DIV(0.721893,-0.532544) + Ce = Cd * C6 // MUL(10,6) sb C5 +) + +func main() { + + var r complex64 = 5 + 0i + if r != R { + println("opcode 1", r, R) + panic("fail") + } + + var i complex64 = 6i + if i != I { + println("opcode 2", i, I) + panic("fail") + } + + c1 := r + i + if c1 != C1 { + println("opcode x", c1, C1) + panic("fail") + } + + c2 := r - i + if c2 != C2 { + println("opcode x", c2, C2) + panic("fail") + } + + c3 := -(r + i) + if c3 != C3 { + println("opcode x", c3, C3) + panic("fail") + } + + c4 := -(r - i) + if c4 != C4 { + println("opcode x", c4, C4) + panic("fail") + } + + c5 := c1 + r + if c5 != C5 { + println("opcode x", c5, C5) + panic("fail") + } + + c6 := c1 + i + if c6 != C6 { + println("opcode x", c6, C6) + panic("fail") + } + + ca := c5 + c6 + if ca != Ca { + println("opcode x", ca, Ca) + panic("fail") + } + + cb := c5 - c6 + if cb != Cb { + println("opcode x", cb, Cb) + panic("fail") + } + + cc := c5 * c6 + if cc != Cc { + println("opcode x", cc, Cc) + panic("fail") + } + + cd := c5 / c6 + if cd != Cd { + println("opcode x", cd, Cd) + panic("fail") + } + + ce := cd * c6 + if ce != Ce { + println("opcode x", ce, Ce) + panic("fail") + } + + r32 := real(complex64(ce)) + if r32 != float32(real(Ce)) { + println("real(complex64(ce))", r32, real(Ce)) + panic("fail") + } + + r64 := real(complex128(ce)) + if r64 != real(Ce) { + println("real(complex128(ce))", r64, real(Ce)) + panic("fail") + } +} |