mirror of
https://github.com/gopl-zh/gopl-zh.github.com.git
synced 2024-11-05 14:03:45 +00:00
68 lines
1.5 KiB
Go
68 lines
1.5 KiB
Go
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// Copyright © 2016 Alan A. A. Donovan & Brian W. Kernighan.
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// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
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package memo_test
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import (
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"testing"
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"gopl.io/ch9/memo1"
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"gopl.io/ch9/memotest"
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)
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var httpGetBody = memotest.HTTPGetBody
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func Test(t *testing.T) {
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m := memo.New(httpGetBody)
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memotest.Sequential(t, m)
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}
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// NOTE: not concurrency-safe! Test fails.
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func TestConcurrent(t *testing.T) {
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m := memo.New(httpGetBody)
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memotest.Concurrent(t, m)
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}
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/*
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//!+output
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$ go test -v gopl.io/ch9/memo1
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=== RUN Test
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https://golang.org, 175.026418ms, 7537 bytes
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https://godoc.org, 172.686825ms, 6878 bytes
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https://play.golang.org, 115.762377ms, 5767 bytes
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http://gopl.io, 749.887242ms, 2856 bytes
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https://golang.org, 721ns, 7537 bytes
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https://godoc.org, 152ns, 6878 bytes
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https://play.golang.org, 205ns, 5767 bytes
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http://gopl.io, 326ns, 2856 bytes
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--- PASS: Test (1.21s)
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PASS
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ok gopl.io/ch9/memo1 1.257s
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//!-output
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*/
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/*
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//!+race
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$ go test -run=TestConcurrent -race -v gopl.io/ch9/memo1
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=== RUN TestConcurrent
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...
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WARNING: DATA RACE
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Write by goroutine 36:
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runtime.mapassign1()
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~/go/src/runtime/hashmap.go:411 +0x0
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gopl.io/ch9/memo1.(*Memo).Get()
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~/gobook2/src/gopl.io/ch9/memo1/memo.go:32 +0x205
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...
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Previous write by goroutine 35:
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runtime.mapassign1()
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~/go/src/runtime/hashmap.go:411 +0x0
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gopl.io/ch9/memo1.(*Memo).Get()
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~/gobook2/src/gopl.io/ch9/memo1/memo.go:32 +0x205
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...
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Found 1 data race(s)
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FAIL gopl.io/ch9/memo1 2.393s
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//!-race
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*/
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