295 lines
9.6 KiB
Go
295 lines
9.6 KiB
Go
// Copyright 2014 beego Author. All Rights Reserved.
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//
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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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// +build windows
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package logs
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import (
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"bytes"
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"fmt"
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"syscall"
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"testing"
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)
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var GetConsoleScreenBufferInfo = getConsoleScreenBufferInfo
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func ChangeColor(color uint16) {
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setConsoleTextAttribute(uintptr(syscall.Stdout), color)
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}
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func ResetColor() {
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ChangeColor(uint16(0x0007))
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}
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func TestWritePlanText(t *testing.T) {
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inner := bytes.NewBufferString("")
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w := NewAnsiColorWriter(inner)
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expected := "plain text"
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fmt.Fprintf(w, expected)
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actual := inner.String()
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if actual != expected {
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t.Errorf("Get %q, want %q", actual, expected)
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}
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}
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func TestWriteParseText(t *testing.T) {
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inner := bytes.NewBufferString("")
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w := NewAnsiColorWriter(inner)
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inputTail := "\x1b[0mtail text"
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expectedTail := "tail text"
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fmt.Fprintf(w, inputTail)
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actualTail := inner.String()
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inner.Reset()
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if actualTail != expectedTail {
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t.Errorf("Get %q, want %q", actualTail, expectedTail)
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}
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inputHead := "head text\x1b[0m"
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expectedHead := "head text"
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fmt.Fprintf(w, inputHead)
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actualHead := inner.String()
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inner.Reset()
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if actualHead != expectedHead {
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t.Errorf("Get %q, want %q", actualHead, expectedHead)
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}
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inputBothEnds := "both ends \x1b[0m text"
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expectedBothEnds := "both ends text"
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fmt.Fprintf(w, inputBothEnds)
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actualBothEnds := inner.String()
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inner.Reset()
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if actualBothEnds != expectedBothEnds {
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t.Errorf("Get %q, want %q", actualBothEnds, expectedBothEnds)
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}
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inputManyEsc := "\x1b\x1b\x1b\x1b[0m many esc"
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expectedManyEsc := "\x1b\x1b\x1b many esc"
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fmt.Fprintf(w, inputManyEsc)
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actualManyEsc := inner.String()
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inner.Reset()
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if actualManyEsc != expectedManyEsc {
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t.Errorf("Get %q, want %q", actualManyEsc, expectedManyEsc)
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}
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expectedSplit := "split text"
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for _, ch := range "split \x1b[0m text" {
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fmt.Fprintf(w, string(ch))
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}
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actualSplit := inner.String()
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inner.Reset()
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if actualSplit != expectedSplit {
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t.Errorf("Get %q, want %q", actualSplit, expectedSplit)
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}
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}
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type screenNotFoundError struct {
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error
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}
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func writeAnsiColor(expectedText, colorCode string) (actualText string, actualAttributes uint16, err error) {
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inner := bytes.NewBufferString("")
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w := NewAnsiColorWriter(inner)
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fmt.Fprintf(w, "\x1b[%sm%s", colorCode, expectedText)
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actualText = inner.String()
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screenInfo := GetConsoleScreenBufferInfo(uintptr(syscall.Stdout))
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if screenInfo != nil {
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actualAttributes = screenInfo.WAttributes
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} else {
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err = &screenNotFoundError{}
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}
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return
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}
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type testParam struct {
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text string
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attributes uint16
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ansiColor string
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}
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func TestWriteAnsiColorText(t *testing.T) {
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screenInfo := GetConsoleScreenBufferInfo(uintptr(syscall.Stdout))
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if screenInfo == nil {
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t.Fatal("Could not get ConsoleScreenBufferInfo")
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}
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defer ChangeColor(screenInfo.WAttributes)
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defaultFgColor := screenInfo.WAttributes & uint16(0x0007)
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defaultBgColor := screenInfo.WAttributes & uint16(0x0070)
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defaultFgIntensity := screenInfo.WAttributes & uint16(0x0008)
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defaultBgIntensity := screenInfo.WAttributes & uint16(0x0080)
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fgParam := []testParam{
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{"foreground black ", uint16(0x0000 | 0x0000), "30"},
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{"foreground red ", uint16(0x0004 | 0x0000), "31"},
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{"foreground green ", uint16(0x0002 | 0x0000), "32"},
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{"foreground yellow ", uint16(0x0006 | 0x0000), "33"},
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{"foreground blue ", uint16(0x0001 | 0x0000), "34"},
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{"foreground magenta", uint16(0x0005 | 0x0000), "35"},
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{"foreground cyan ", uint16(0x0003 | 0x0000), "36"},
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{"foreground white ", uint16(0x0007 | 0x0000), "37"},
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{"foreground default", defaultFgColor | 0x0000, "39"},
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{"foreground light gray ", uint16(0x0000 | 0x0008 | 0x0000), "90"},
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{"foreground light red ", uint16(0x0004 | 0x0008 | 0x0000), "91"},
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{"foreground light green ", uint16(0x0002 | 0x0008 | 0x0000), "92"},
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{"foreground light yellow ", uint16(0x0006 | 0x0008 | 0x0000), "93"},
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{"foreground light blue ", uint16(0x0001 | 0x0008 | 0x0000), "94"},
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{"foreground light magenta", uint16(0x0005 | 0x0008 | 0x0000), "95"},
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{"foreground light cyan ", uint16(0x0003 | 0x0008 | 0x0000), "96"},
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{"foreground light white ", uint16(0x0007 | 0x0008 | 0x0000), "97"},
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}
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bgParam := []testParam{
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{"background black ", uint16(0x0007 | 0x0000), "40"},
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{"background red ", uint16(0x0007 | 0x0040), "41"},
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{"background green ", uint16(0x0007 | 0x0020), "42"},
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{"background yellow ", uint16(0x0007 | 0x0060), "43"},
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{"background blue ", uint16(0x0007 | 0x0010), "44"},
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{"background magenta", uint16(0x0007 | 0x0050), "45"},
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{"background cyan ", uint16(0x0007 | 0x0030), "46"},
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{"background white ", uint16(0x0007 | 0x0070), "47"},
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{"background default", uint16(0x0007) | defaultBgColor, "49"},
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{"background light gray ", uint16(0x0007 | 0x0000 | 0x0080), "100"},
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{"background light red ", uint16(0x0007 | 0x0040 | 0x0080), "101"},
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{"background light green ", uint16(0x0007 | 0x0020 | 0x0080), "102"},
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{"background light yellow ", uint16(0x0007 | 0x0060 | 0x0080), "103"},
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{"background light blue ", uint16(0x0007 | 0x0010 | 0x0080), "104"},
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{"background light magenta", uint16(0x0007 | 0x0050 | 0x0080), "105"},
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{"background light cyan ", uint16(0x0007 | 0x0030 | 0x0080), "106"},
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{"background light white ", uint16(0x0007 | 0x0070 | 0x0080), "107"},
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}
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resetParam := []testParam{
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{"all reset", defaultFgColor | defaultBgColor | defaultFgIntensity | defaultBgIntensity, "0"},
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{"all reset", defaultFgColor | defaultBgColor | defaultFgIntensity | defaultBgIntensity, ""},
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}
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boldParam := []testParam{
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{"bold on", uint16(0x0007 | 0x0008), "1"},
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{"bold off", uint16(0x0007), "21"},
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}
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underscoreParam := []testParam{
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{"underscore on", uint16(0x0007 | 0x8000), "4"},
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{"underscore off", uint16(0x0007), "24"},
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}
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blinkParam := []testParam{
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{"blink on", uint16(0x0007 | 0x0080), "5"},
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{"blink off", uint16(0x0007), "25"},
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}
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mixedParam := []testParam{
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{"both black, bold, underline, blink", uint16(0x0000 | 0x0000 | 0x0008 | 0x8000 | 0x0080), "30;40;1;4;5"},
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{"both red, bold, underline, blink", uint16(0x0004 | 0x0040 | 0x0008 | 0x8000 | 0x0080), "31;41;1;4;5"},
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{"both green, bold, underline, blink", uint16(0x0002 | 0x0020 | 0x0008 | 0x8000 | 0x0080), "32;42;1;4;5"},
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{"both yellow, bold, underline, blink", uint16(0x0006 | 0x0060 | 0x0008 | 0x8000 | 0x0080), "33;43;1;4;5"},
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{"both blue, bold, underline, blink", uint16(0x0001 | 0x0010 | 0x0008 | 0x8000 | 0x0080), "34;44;1;4;5"},
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{"both magenta, bold, underline, blink", uint16(0x0005 | 0x0050 | 0x0008 | 0x8000 | 0x0080), "35;45;1;4;5"},
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{"both cyan, bold, underline, blink", uint16(0x0003 | 0x0030 | 0x0008 | 0x8000 | 0x0080), "36;46;1;4;5"},
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{"both white, bold, underline, blink", uint16(0x0007 | 0x0070 | 0x0008 | 0x8000 | 0x0080), "37;47;1;4;5"},
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{"both default, bold, underline, blink", uint16(defaultFgColor | defaultBgColor | 0x0008 | 0x8000 | 0x0080), "39;49;1;4;5"},
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}
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assertTextAttribute := func(expectedText string, expectedAttributes uint16, ansiColor string) {
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actualText, actualAttributes, err := writeAnsiColor(expectedText, ansiColor)
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if actualText != expectedText {
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t.Errorf("Get %q, want %q", actualText, expectedText)
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}
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if err != nil {
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t.Fatal("Could not get ConsoleScreenBufferInfo")
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}
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if actualAttributes != expectedAttributes {
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t.Errorf("Text: %q, Get 0x%04x, want 0x%04x", expectedText, actualAttributes, expectedAttributes)
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}
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}
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for _, v := range fgParam {
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ResetColor()
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assertTextAttribute(v.text, v.attributes, v.ansiColor)
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}
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for _, v := range bgParam {
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ChangeColor(uint16(0x0070 | 0x0007))
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assertTextAttribute(v.text, v.attributes, v.ansiColor)
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}
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for _, v := range resetParam {
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ChangeColor(uint16(0x0000 | 0x0070 | 0x0008))
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assertTextAttribute(v.text, v.attributes, v.ansiColor)
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}
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ResetColor()
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for _, v := range boldParam {
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assertTextAttribute(v.text, v.attributes, v.ansiColor)
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}
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ResetColor()
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for _, v := range underscoreParam {
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assertTextAttribute(v.text, v.attributes, v.ansiColor)
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}
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ResetColor()
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for _, v := range blinkParam {
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assertTextAttribute(v.text, v.attributes, v.ansiColor)
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}
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for _, v := range mixedParam {
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ResetColor()
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assertTextAttribute(v.text, v.attributes, v.ansiColor)
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}
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}
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func TestIgnoreUnknownSequences(t *testing.T) {
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inner := bytes.NewBufferString("")
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w := NewModeAnsiColorWriter(inner, OutputNonColorEscSeq)
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inputText := "\x1b[=decpath mode"
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expectedTail := inputText
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fmt.Fprintf(w, inputText)
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actualTail := inner.String()
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inner.Reset()
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if actualTail != expectedTail {
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t.Errorf("Get %q, want %q", actualTail, expectedTail)
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}
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inputText = "\x1b[=tailing esc and bracket\x1b["
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expectedTail = inputText
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fmt.Fprintf(w, inputText)
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actualTail = inner.String()
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inner.Reset()
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if actualTail != expectedTail {
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t.Errorf("Get %q, want %q", actualTail, expectedTail)
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}
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inputText = "\x1b[?tailing esc\x1b"
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expectedTail = inputText
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fmt.Fprintf(w, inputText)
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actualTail = inner.String()
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inner.Reset()
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if actualTail != expectedTail {
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t.Errorf("Get %q, want %q", actualTail, expectedTail)
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}
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inputText = "\x1b[1h;3punended color code invalid\x1b3"
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expectedTail = inputText
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fmt.Fprintf(w, inputText)
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actualTail = inner.String()
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inner.Reset()
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if actualTail != expectedTail {
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t.Errorf("Get %q, want %q", actualTail, expectedTail)
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}
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}
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