mirror of
https://github.com/prometheus/prometheus.git
synced 2024-11-19 03:54:06 -08:00
807fd33ecc
- Update read path to use labels.Labels. - Fix the tests. - Remove pack. - Remove unused function. - Fix race in tests. Signed-off-by: Tom Wilkie <tom.wilkie@gmail.com>
89 lines
2.7 KiB
Go
89 lines
2.7 KiB
Go
// Copyright 2019 The Prometheus Authors
|
|
// 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.
|
|
//
|
|
// Inspired / copied / modified from https://gitlab.com/cznic/strutil/blob/master/strutil.go,
|
|
// which is MIT licensed, so:
|
|
//
|
|
// Copyright (c) 2014 The strutil Authors. All rights reserved.
|
|
|
|
package remote
|
|
|
|
import (
|
|
"fmt"
|
|
"sync/atomic"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/prometheus/prometheus/util/testutil"
|
|
)
|
|
|
|
func TestIntern(t *testing.T) {
|
|
testString := "TestIntern"
|
|
interner.intern(testString)
|
|
interned, ok := interner.pool[testString]
|
|
|
|
testutil.Equals(t, ok, true)
|
|
testutil.Assert(t, interned.refs == 1, fmt.Sprintf("expected refs to be 1 but it was %d", interned.refs))
|
|
}
|
|
|
|
func TestIntern_MultiRef(t *testing.T) {
|
|
testString := "TestIntern_MultiRef"
|
|
|
|
interner.intern(testString)
|
|
interned, ok := interner.pool[testString]
|
|
|
|
testutil.Equals(t, ok, true)
|
|
testutil.Assert(t, interned.refs == 1, fmt.Sprintf("expected refs to be 1 but it was %d", interned.refs))
|
|
|
|
interner.intern(testString)
|
|
interned, ok = interner.pool[testString]
|
|
|
|
testutil.Equals(t, ok, true)
|
|
testutil.Assert(t, interned.refs == 2, fmt.Sprintf("expected refs to be 2 but it was %d", interned.refs))
|
|
}
|
|
|
|
func TestIntern_DeleteRef(t *testing.T) {
|
|
testString := "TestIntern_DeleteRef"
|
|
|
|
interner.intern(testString)
|
|
interned, ok := interner.pool[testString]
|
|
|
|
testutil.Equals(t, ok, true)
|
|
testutil.Assert(t, interned.refs == 1, fmt.Sprintf("expected refs to be 1 but it was %d", interned.refs))
|
|
|
|
interner.release(testString)
|
|
_, ok = interner.pool[testString]
|
|
testutil.Equals(t, ok, false)
|
|
}
|
|
|
|
func TestIntern_MultiRef_Concurrent(t *testing.T) {
|
|
testString := "TestIntern_MultiRef_Concurrent"
|
|
|
|
interner.intern(testString)
|
|
interned, ok := interner.pool[testString]
|
|
testutil.Equals(t, ok, true)
|
|
testutil.Assert(t, interned.refs == 1, fmt.Sprintf("expected refs to be 1 but it was %d", interned.refs))
|
|
|
|
go interner.release(testString)
|
|
|
|
interner.intern(testString)
|
|
|
|
time.Sleep(time.Millisecond)
|
|
|
|
interner.mtx.RLock()
|
|
interned, ok = interner.pool[testString]
|
|
interner.mtx.RUnlock()
|
|
testutil.Equals(t, ok, true)
|
|
testutil.Assert(t, atomic.LoadInt64(&interned.refs) == 1, fmt.Sprintf("expected refs to be 1 but it was %d", interned.refs))
|
|
}
|