File: goid_test.go

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golang-github-petermattis-goid 0.0~git20180202.b0b1615-1
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// Copyright 2015 Peter Mattis.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
// implied. See the License for the specific language governing
// permissions and limitations under the License. See the AUTHORS file
// for names of contributors.

package goid

import (
	"fmt"
	"testing"
)

func TestGet(t *testing.T) {
	ch := make(chan *string, 100)
	for i := 0; i < cap(ch); i++ {
		go func(i int) {
			goid := Get()
			expected := getSlow()
			if goid == expected {
				ch <- nil
				return
			}
			s := fmt.Sprintf("Expected %d, but got %d", expected, goid)
			ch <- &s
		}(i)
	}

	for i := 0; i < cap(ch); i++ {
		val := <-ch
		if val != nil {
			t.Fatal(*val)
		}
	}
}

func BenchmarkGet(b *testing.B) {
	for i := 0; i < b.N; i++ {
		Get()
	}
}