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go/test/const4.go
Alan Donovan 052c942e20 test: ensure all failing tests exit nonzero.
Previously merely printing an error would cause the golden
file comparison (in 'bash run') to fail, but that is no longer
the case with the new run.go driver.

R=iant
CC=golang-dev
https://golang.org/cl/7310087
2013-02-12 13:17:49 -05:00

83 lines
1.3 KiB
Go

// run
// Copyright 2011 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 len constants and non-constants, http://golang.org/issue/3244.
package main
var b struct {
a [10]int
}
var m map[string][20]int
var s [][30]int
const (
n1 = len(b.a)
n2 = len(m[""])
n3 = len(s[10])
)
// Non-constants (see also const5.go).
var (
n4 = len(f())
n5 = len(<-c)
n6 = cap(g())
n7 = cap(<-c1)
)
var calledF = false
func f() *[40]int {
calledF = true
return nil
}
var c = func() chan *[50]int {
c := make(chan *[50]int, 2)
c <- nil
c <- new([50]int)
return c
}()
var calledG = false
func g() *[60]int {
calledG = true
return nil
}
var c1 = func() chan *[70]int {
c := make(chan *[70]int, 2)
c <- nil
c <- new([70]int)
return c
}()
func main() {
if n1 != 10 || n2 != 20 || n3 != 30 || n4 != 40 || n5 != 50 || n6 != 60 || n7 != 70 {
println("BUG:", n1, n2, n3, n4, n5, n6, n7)
panic("fail")
}
if !calledF {
println("BUG: did not call f")
panic("fail")
}
if <-c == nil {
println("BUG: did not receive from c")
panic("fail")
}
if !calledG {
println("BUG: did not call g")
panic("fail")
}
if <-c1 == nil {
println("BUG: did not receive from c1")
panic("fail")
}
}