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45 lines
760 B
Go
45 lines
760 B
Go
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// Copyright 2013 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package cgotest
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// extern void doAdd(int, int);
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import "C"
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import (
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"runtime"
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"sync"
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"testing"
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)
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var sum struct {
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sync.Mutex
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i int
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}
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//export Add
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func Add(x int) {
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defer func() {
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recover()
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}()
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sum.Lock()
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sum.i += x
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sum.Unlock()
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var p *int
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*p = 2
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}
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func testCthread(t *testing.T) {
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if runtime.GOOS == "darwin" && (runtime.GOARCH == "arm" || runtime.GOARCH == "arm64") {
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t.Skip("the iOS exec wrapper is unable to properly handle the panic from Add")
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}
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sum.i = 0
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C.doAdd(10, 6)
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want := 10 * (10 - 1) / 2 * 6
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if sum.i != want {
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t.Fatalf("sum=%d, want %d", sum.i, want)
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}
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}
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