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pterm_test.go
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pterm_test.go
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package pterm_test
import (
"strconv"
"strings"
"testing"
"time"
"github.com/MarvinJWendt/testza"
"github.com/pterm/pterm"
)
func TestDisableDebugMessages(t *testing.T) {
pterm.PrintDebugMessages = true
pterm.DisableDebugMessages()
testza.AssertFalse(t, pterm.PrintDebugMessages)
}
func TestEnableDebugMessages(t *testing.T) {
pterm.EnableDebugMessages()
testza.AssertTrue(t, pterm.PrintDebugMessages)
}
func TestDisableOutput(t *testing.T) {
pterm.DisableOutput()
testza.AssertFalse(t, pterm.Output)
}
func TestEnableOutput(t *testing.T) {
pterm.DisableOutput()
pterm.EnableOutput()
testza.AssertTrue(t, pterm.Output)
}
func TestDisableStyling(t *testing.T) {
pterm.RawOutput = false
pterm.DisableStyling()
testza.AssertTrue(t, pterm.RawOutput)
}
func TestEnableStyling(t *testing.T) {
pterm.RawOutput = true
pterm.EnableStyling()
testza.AssertFalse(t, pterm.RawOutput)
}
func TestInterfaceImplementation(t *testing.T) {
// If a printer doesn't fit into the slice, the printer doesn't has the right interface anymore.
_ = []pterm.TextPrinter{&pterm.DefaultBasicText, pterm.DefaultBox, pterm.DefaultCenter, &pterm.DefaultHeader, &pterm.DefaultParagraph, &pterm.Info, &pterm.DefaultSection, pterm.FgRed, pterm.NewRGB(0, 0, 0)}
_ = []pterm.LivePrinter{pterm.DefaultProgressbar, &pterm.DefaultSpinner}
_ = []pterm.RenderPrinter{pterm.DefaultBarChart, pterm.DefaultBigText, pterm.DefaultBulletList, pterm.DefaultPanel, pterm.DefaultTable, pterm.DefaultTree}
}
func TestRecalculateTerminalSize(t *testing.T) {
// save existing values
prevBarChartWidth := pterm.DefaultBarChart.Width
prevBarChartHeight := pterm.DefaultBarChart.Height
prevParagraphMaxWidth := pterm.DefaultParagraph.MaxWidth
w := pterm.GetTerminalWidth()
h := pterm.GetTerminalHeight()
// double the terminal size
pterm.SetForcedTerminalSize(w*2, h*2)
// assert the values doubled
testza.AssertEqual(t, prevBarChartWidth*2, pterm.DefaultBarChart.Width)
testza.AssertEqual(t, prevBarChartHeight*2, pterm.DefaultBarChart.Height)
testza.AssertEqual(t, prevParagraphMaxWidth*2, pterm.DefaultParagraph.MaxWidth)
// revert the terminal size
pterm.SetForcedTerminalSize(w, h)
}
// Acceptance test
const delay = time.Millisecond
var pseudoProgramList = strings.Split("pseudo-excel pseudo-photoshop pseudo-chrome pseudo-outlook pseudo-explorer "+
"pseudo-dops pseudo-git pseudo-vsc pseudo-intellij pseudo-minecraft pseudo-scoop pseudo-chocolatey", " ")
func demoSnapshot(t *testing.T, tick *int) {
testza.SnapshotCreateOrValidate(t, t.Name()+strconv.Itoa(*tick), readStdout())
*tick++
}
func TestDemo(t *testing.T) {
setupStdoutCapture()
tick := 0
introScreen()
demoSnapshot(t, &tick)
clear()
pseudoApplicationHeader()
demoSnapshot(t, &tick)
time.Sleep(delay)
installingPseudoList()
demoSnapshot(t, &tick)
time.Sleep(delay * 2)
pterm.DefaultSection.WithLevel(2).Println("Program Install Report")
demoSnapshot(t, &tick)
installedProgramsSize()
demoSnapshot(t, &tick)
time.Sleep(delay * 4)
pterm.DefaultSection.Println("Tree Printer")
installedTree()
demoSnapshot(t, &tick)
time.Sleep(delay * 4)
pterm.DefaultSection.Println("TrueColor Support")
fadeText()
demoSnapshot(t, &tick)
time.Sleep(delay)
pterm.DefaultSection.Println("Bullet List Printer")
listPrinter()
demoSnapshot(t, &tick)
}
func installedTree() {
leveledList := pterm.LeveledList{
pterm.LeveledListItem{Level: 0, Text: "C:"},
pterm.LeveledListItem{Level: 1, Text: "Go"},
pterm.LeveledListItem{Level: 1, Text: "Windows"},
pterm.LeveledListItem{Level: 1, Text: "Programs"},
}
for _, s := range pseudoProgramList {
if s != "pseudo-minecraft" {
leveledList = append(leveledList, pterm.LeveledListItem{Level: 2, Text: s})
}
if s == "pseudo-chrome" {
leveledList = append(leveledList, pterm.LeveledListItem{Level: 3, Text: "pseudo-Tabs"})
leveledList = append(leveledList, pterm.LeveledListItem{Level: 3, Text: "pseudo-Extensions"})
leveledList = append(leveledList, pterm.LeveledListItem{Level: 4, Text: "Refined GitHub"})
leveledList = append(leveledList, pterm.LeveledListItem{Level: 4, Text: "GitHub Dark Theme"})
leveledList = append(leveledList, pterm.LeveledListItem{Level: 3, Text: "pseudo-Bookmarks"})
leveledList = append(leveledList, pterm.LeveledListItem{Level: 4, Text: "PTerm"})
}
}
pterm.DefaultTree.WithRoot(pterm.NewTreeFromLeveledList(leveledList)).Render()
}
func installingPseudoList() {
pterm.DefaultSection.Println("Installing pseudo programs")
p, _ := pterm.DefaultProgressbar.WithTotal(len(pseudoProgramList)).WithTitle("Installing stuff").Start()
for i := 0; i < p.Total; i++ {
p.UpdateTitle("Installing " + pseudoProgramList[i])
if pseudoProgramList[i] == "pseudo-minecraft" {
pterm.Warning.Println("Could not install pseudo-minecraft\nThe company policy forbids games.")
} else {
pterm.Success.Println("Installing " + pseudoProgramList[i])
p.Increment()
}
time.Sleep(delay / 2)
}
p.Stop()
}
func listPrinter() {
pterm.NewBulletListFromString(`Good bye
Have a nice day!`, " ").Render()
}
func fadeText() {
from := pterm.NewRGB(0, 255, 255) // This RGB value is used as the gradients start point.
to := pterm.NewRGB(255, 0, 255) // This RGB value is used as the gradients first point.
str := "If your terminal has TrueColor support, you can use RGB colors!\nYou can even fade them :)"
strs := strings.Split(str, "")
var fadeInfo string // String which will be used to print info.
// For loop over the range of the string length.
for i := 0; i < len(str); i++ {
// Append faded letter to info string.
fadeInfo += from.Fade(0, float32(len(str)), float32(i), to).Sprint(strs[i])
}
pterm.Info.Println(fadeInfo)
}
func installedProgramsSize() {
d := pterm.TableData{{"Program Name", "Status", "Size"}}
for _, s := range pseudoProgramList {
if s != "pseudo-minecraft" {
d = append(d, []string{s, pterm.LightGreen("pass"), "50mb"})
} else {
d = append(d, []string{pterm.LightRed(s), pterm.LightRed("fail"), "0mb"})
}
}
pterm.DefaultTable.WithHasHeader().WithData(d).Render()
}
func pseudoApplicationHeader() *pterm.TextPrinter {
return pterm.DefaultHeader.WithBackgroundStyle(pterm.NewStyle(pterm.BgLightBlue)).WithMargin(10).Println(
"Pseudo Application created with PTerm")
}
func introScreen() {
ptermLogo, _ := pterm.DefaultBigText.WithLetters(
pterm.NewLettersFromStringWithStyle("P", pterm.NewStyle(pterm.FgLightCyan)),
pterm.NewLettersFromStringWithStyle("Term", pterm.NewStyle(pterm.FgLightMagenta))).
Srender()
pterm.DefaultCenter.Print(ptermLogo)
pterm.DefaultCenter.Print(pterm.DefaultHeader.WithFullWidth().WithBackgroundStyle(pterm.NewStyle(pterm.BgLightBlue)).WithMargin(10).Sprint("PTDP - PTerm Demo Program"))
pterm.Info.Println("This animation was generated with the latest version of PTerm!" +
"\nPTerm works on nearly every terminal and operating system." +
"\nIt's super easy to use!" +
"\nIf you want, you can customize everything :)" +
"\nYou can see the code of this demo in the " + pterm.LightMagenta("./_examples/demo") + " directory." +
"\n" +
"\nThis demo was updated at: 02 Jan 2006 - 15:04:05 MST")
pterm.Println()
introSpinner, _ := pterm.DefaultSpinner.WithShowTimer(false).WithRemoveWhenDone(true).Start("Waiting for 15 seconds...")
time.Sleep(delay)
for i := 14; i > 0; i-- {
if i > 1 {
introSpinner.UpdateText("Waiting for " + strconv.Itoa(i) + " seconds...")
} else {
introSpinner.UpdateText("Waiting for " + strconv.Itoa(i) + " second...")
}
time.Sleep(delay)
}
introSpinner.Stop()
}
func clear() {
print("\033[H\033[2J")
}