141 lines
4.0 KiB
Go
141 lines
4.0 KiB
Go
/*
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Copyright 2022 The Flux 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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package action
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import (
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"fmt"
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"testing"
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"time"
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"github.com/go-logr/logr"
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)
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func TestLogBuffer_Log(t *testing.T) {
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nowTS = stubNowTS
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tests := []struct {
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name string
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size int
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fill []string
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wantCount int
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want string
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}{
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{name: "log", size: 2, fill: []string{"a", "b", "c"}, wantCount: 3, want: fmt.Sprintf("%[1]s: b\n%[1]s: c", stubNowTS().Format(time.RFC3339Nano))},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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var count int
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l := NewLogBuffer(func(format string, v ...interface{}) {
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count++
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}, tt.size)
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for _, v := range tt.fill {
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l.Log("%s", v)
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}
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if count != tt.wantCount {
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t.Errorf("Inner Log() called %v times, want %v", count, tt.wantCount)
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}
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if got := l.String(); got != tt.want {
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t.Errorf("String() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func TestLogBuffer_Len(t *testing.T) {
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tests := []struct {
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name string
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size int
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fill []string
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want int
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}{
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{name: "empty buffer", fill: []string{}, want: 0},
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{name: "filled buffer", size: 2, fill: []string{"a", "b"}, want: 2},
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{name: "half full buffer", size: 4, fill: []string{"a", "b"}, want: 2},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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l := NewLogBuffer(NewDebugLog(logr.Discard()), tt.size)
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for _, v := range tt.fill {
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l.Log("%s", v)
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}
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if got := l.Len(); got != tt.want {
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t.Errorf("String() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func TestLogBuffer_Reset(t *testing.T) {
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bufferSize := 10
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l := NewLogBuffer(NewDebugLog(logr.Discard()), bufferSize)
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if got := l.buffer.Len(); got != bufferSize {
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t.Errorf("Len() = %v, want %v", got, bufferSize)
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}
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for _, v := range []string{"a", "b", "c"} {
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l.Log("%s", v)
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}
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if got := l.String(); got == "" {
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t.Errorf("String() = empty")
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}
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l.Reset()
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if got := l.buffer.Len(); got != bufferSize {
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t.Errorf("Len() = %v after Reset(), want %v", got, bufferSize)
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}
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if got := l.String(); got != "" {
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t.Errorf("String() != empty after Reset()")
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}
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}
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func TestLogBuffer_String(t *testing.T) {
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nowTS = stubNowTS
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tests := []struct {
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name string
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size int
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fill []string
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want string
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}{
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{name: "empty buffer", fill: []string{}, want: ""},
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{name: "filled buffer", size: 2, fill: []string{"a", "b", "c"}, want: fmt.Sprintf("%[1]s: b\n%[1]s: c", stubNowTS().Format(time.RFC3339Nano))},
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{name: "duplicate buffer items", fill: []string{"b", "b"}, want: fmt.Sprintf("%[1]s: b\n%[1]s: b", stubNowTS().Format(time.RFC3339Nano))},
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{name: "duplicate buffer items", fill: []string{"b", "b", "b"}, want: fmt.Sprintf("%[1]s: b\n%[1]s: b (1 duplicate line omitted)", stubNowTS().Format(time.RFC3339Nano))},
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{name: "duplicate buffer items", fill: []string{"b", "b", "b", "b"}, want: fmt.Sprintf("%[1]s: b\n%[1]s: b (2 duplicate lines omitted)", stubNowTS().Format(time.RFC3339Nano))},
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{name: "duplicate buffer items", fill: []string{"a", "b", "b", "b", "c", "c"}, want: fmt.Sprintf("%[1]s: a\n%[1]s: b\n%[1]s: b (1 duplicate line omitted)\n%[1]s: c\n%[1]s: c", stubNowTS().Format(time.RFC3339Nano))},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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l := NewLogBuffer(NewDebugLog(logr.Discard()), tt.size)
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for _, v := range tt.fill {
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l.Log("%s", v)
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}
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if got := l.String(); got != tt.want {
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t.Errorf("String() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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// stubNowTS returns a fixed time for testing purposes.
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func stubNowTS() time.Time {
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return time.Date(2016, 2, 18, 12, 24, 5, 12345600, time.UTC)
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}
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