mirror of
https://github.com/prometheus/prometheus.git
synced 2024-11-13 17:14:05 -08:00
5859b74f1b
- Move CONTRIBUTORS.md to the more common AUTHORS. - Added the required NOTICE file. - Changed "Prometheus Team" to "The Prometheus Authors". - Reverted the erroneous changes to the Apache License.
123 lines
2.4 KiB
Go
123 lines
2.4 KiB
Go
// Copyright 2013 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package utility
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import (
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"testing"
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"testing/quick"
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)
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func TestSetEqualMemberships(t *testing.T) {
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f := func(x int) bool {
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first := make(Set)
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second := make(Set)
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first.Add(x)
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second.Add(x)
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intersection := first.Intersection(second)
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members := intersection.Elements()
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return members != nil && len(members) == 1 && members[0] == x
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}
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if err := quick.Check(f, nil); err != nil {
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t.Error(err)
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}
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}
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func TestSetInequalMemberships(t *testing.T) {
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f := func(x int) bool {
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first := make(Set)
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second := make(Set)
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first.Add(x)
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intersection := first.Intersection(second)
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members := intersection.Elements()
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return members != nil && len(members) == 0
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}
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if err := quick.Check(f, nil); err != nil {
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t.Error(err)
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}
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}
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func TestSetAsymmetricMemberships(t *testing.T) {
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f := func(x int) bool {
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first := make(Set)
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second := make(Set)
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first.Add(x)
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second.Add(x)
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first.Add(x + 1)
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second.Add(x + 1)
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second.Add(x + 2)
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first.Add(x + 2)
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first.Add(x + 3)
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second.Add(x + 4)
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intersection := first.Intersection(second)
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members := intersection.Elements()
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return members != nil && len(members) == 3
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}
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if err := quick.Check(f, nil); err != nil {
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t.Error(err)
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}
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}
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func TestSetRemoval(t *testing.T) {
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f := func(x int) bool {
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first := make(Set)
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first.Add(x)
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first.Remove(x)
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members := first.Elements()
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return members != nil && len(members) == 0
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}
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if err := quick.Check(f, nil); err != nil {
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t.Error(err)
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}
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}
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func TestSetAdditionAndRemoval(t *testing.T) {
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f := func(x int) bool {
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first := make(Set)
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second := make(Set)
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first.Add(x)
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second.Add(x)
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first.Add(x + 1)
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first.Remove(x + 1)
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intersection := first.Intersection(second)
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members := intersection.Elements()
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return members != nil && len(members) == 1 && members[0] == x
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}
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if err := quick.Check(f, nil); err != nil {
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t.Error(err)
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}
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}
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