go/test/ken/cplx1.go
Ken Thompson 7d4b1e4c0d more on type complex.
getting close.

R=rsc
CC=golang-dev
https://golang.org/cl/224105
2010-03-02 18:32:11 -08:00

86 lines
1.2 KiB
Go

// $G $D/$F.go && $L $F.$A && ./$A.out
// Copyright 2009 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.
package main
const (
R = 5
I = 6i
C1 = R + I // ADD(5,6)
)
func main() {
var b bool
// constants
b = (5 + 6i) == C1
if !b {
panicln("const bool 1", b)
}
b = (5 + 6i) != C1
if b {
panicln("const bool 2", b)
}
b = C1 == (5 + 6i)
if !b {
panicln("const bool 3", b)
}
b = C1 != (5 + 6i)
if b {
panicln("const bool 4", b)
}
// vars passed through parameters
booltest(5+6i, true)
booltest(5+7i, false)
booltest(6+6i, false)
booltest(6+9i, false)
}
func booltest(a complex, r bool) {
var b bool
b = a == C1
if b != r {
panicln("param bool 1", a, b, r)
}
b = a != C1
if b == r {
panicln("param bool 2", a, b, r)
}
b = C1 == a
if b != r {
panicln("param bool 3", a, b, r)
}
b = C1 != a
if b == r {
panicln("param bool 4", a, b, r)
}
if r {
if a != C1 {
panicln("param bool 5", a, b, r)
}
if C1 != a {
panicln("param bool 6", a, b, r)
}
} else {
if a == C1 {
panicln("param bool 6", a, b, r)
}
if C1 == a {
panicln("param bool 7", a, b, r)
}
}
}