func PadAndColorInstanceState(instanceInfo app_examiner.InstanceInfo) string {
padLength := 0
if len(ColorInstanceState(instanceInfo)) < len(colors.NoColor("UNCLAIMED")) {
padLength = len("UNCLAIMED") - len(instanceInfo.State)
}
return fmt.Sprintf("%s%s", ColorInstanceState(instanceInfo), strings.Repeat(" ", padLength))
}
func (factory *AppExaminerCommandFactory) printInstanceSummary(writer io.Writer, actualInstances []app_examiner.InstanceInfo) {
w := tabwriter.NewWriter(writer, minColumnWidth, 8, 1, '\t', 0)
printHorizontalRule(w, "=")
fmt.Fprintf(w, fmt.Sprintf("%s\t%s\t%s\t%s\t%s\t%s\n",
"Instance",
colors.NoColor("State")+" ",
"Crashes",
"CPU",
"Memory",
"Uptime"),
)
printHorizontalRule(w, "-")
for _, instance := range actualInstances {
metricsSlice := []string{"N/A", "N/A"}
if instance.HasMetrics {
metricsSlice = []string{
fmt.Sprintf("%.2f%%", instance.Metrics.CpuPercentage),
fmt.Sprintf("%s", bytefmt.ByteSize(instance.Metrics.MemoryBytes)),
}
}
if instance.PlacementError == "" && instance.State != "CRASHED" {
uptime := factory.clock.Now().Sub(time.Unix(0, instance.Since))
roundedUptime := uptime - (uptime % time.Second)
fmt.Fprintf(w, "%s\t%s\t%s\t%s\t%s\n",
strconv.Itoa(instance.Index),
presentation.PadAndColorInstanceState(instance),
strconv.Itoa(instance.CrashCount),
strings.Join(metricsSlice, "\t"),
fmt.Sprint(roundedUptime),
)
} else {
fmt.Fprintf(w, "%s\t%s\t%s\t%s\t%s\n",
strconv.Itoa(instance.Index),
presentation.PadAndColorInstanceState(instance),
strconv.Itoa(instance.CrashCount),
strings.Join(metricsSlice, "\t"),
"N/A",
)
}
}
w.Flush()
}
})
itShouldNotColorizeWhitespace(colors.Bold)
})
Describe("PurpleUnderline", func() {
It("adds the purple underlined color code", func() {
Expect(colors.PurpleUnderline("PURPLE UNDERLINE")).To(Equal("\x1b[35;4mPURPLE UNDERLINE\x1b[0m"))
})
itShouldNotColorizeWhitespace(colors.PurpleUnderline)
})
Describe("NoColor", func() {
It("adds no color code", func() {
Expect(colors.NoColor("None")).To(Equal("\x1b[0mNone\x1b[0m"))
})
itShouldNotColorizeWhitespace(colors.NoColor)
})
})
Context("when $TERM is not set", func() {
var previousTerm string
BeforeEach(func() {
previousTerm = os.Getenv("TERM")
Expect(os.Unsetenv("TERM")).To(Succeed())
})
AfterEach(func() {
func (factory *AppExaminerCommandFactory) listApps(context *cli.Context) {
appList, err := factory.appExaminer.ListApps()
if err == nil {
w := &tabwriter.Writer{}
w.Init(factory.ui, 10+colors.ColorCodeLength, 8, 1, '\t', 0)
appTableHeader := strings.Repeat("-", 30) + "= Apps =" + strings.Repeat("-", 31)
fmt.Fprintln(w, appTableHeader)
if len(appList) != 0 {
header := fmt.Sprintf("%s\t%s\t%s\t%s\t%s", colors.Bold("App Name"), colors.Bold("Instances"), colors.Bold("DiskMB"), colors.Bold("MemoryMB"), colors.Bold("Route"))
fmt.Fprintln(w, header)
for _, appInfo := range appList {
displayedRoutes := factory.getRoutes(appInfo)
fmt.Fprintf(w, "%s\t%s\t%s\t%s\t%s\n", colors.Bold(appInfo.ProcessGuid), colorInstances(appInfo), colors.NoColor(strconv.Itoa(appInfo.DiskMB)), colors.NoColor(strconv.Itoa(appInfo.MemoryMB)), colors.Cyan(displayedRoutes))
}
} else {
fmt.Fprintf(w, "No apps to display."+"\n")
}
w.Flush()
} else {
factory.ui.SayLine("Error listing apps: " + err.Error())
factory.exitHandler.Exit(exit_codes.CommandFailed)
}
taskList, err := factory.taskExaminer.ListTasks()
if err == nil {
wTask := &tabwriter.Writer{}
wTask.Init(factory.ui, 10+colors.ColorCodeLength, 8, 1, '\t', 0)
factory.ui.SayNewLine()
taskTableHeader := strings.Repeat("-", 30) + "= Tasks =" + strings.Repeat("-", 30)
fmt.Fprintln(wTask, taskTableHeader)
if len(taskList) != 0 {
taskHeader := fmt.Sprintf("%s\t%s\t%s\t%s\t%s\t", colors.Bold("Task Name"), colors.Bold("Cell ID"), colors.Bold("Status"), colors.Bold("Result"), colors.Bold("Failure Reason"))
fmt.Fprintln(wTask, taskHeader)
for _, taskInfo := range taskList {
if taskInfo.CellID == "" {
taskInfo.CellID = "N/A"
}
if taskInfo.Result == "" {
taskInfo.Result = "N/A"
}
if taskInfo.FailureReason == "" {
taskInfo.FailureReason = "N/A"
}
coloumnInfo := fmt.Sprintf("%s\t%s\t%s\t%s\t%s\t", colors.Bold(taskInfo.TaskGuid), colors.NoColor(taskInfo.CellID), colors.NoColor(taskInfo.State), colors.NoColor(taskInfo.Result), colors.NoColor(taskInfo.FailureReason))
fmt.Fprintln(wTask, coloumnInfo)
}
} else {
fmt.Fprintf(wTask, "No tasks to display.\n")
}
wTask.Flush()
} else {
factory.ui.SayLine("Error listing tasks: " + err.Error())
factory.exitHandler.Exit(exit_codes.CommandFailed)
}
}
State: "COMPLETED",
},
}
fakeTaskExaminer.ListTasksReturns(listTasks, nil)
test_helpers.ExecuteCommandWithArgs(listAppsCommand, []string{})
Expect(outputBuffer).To(test_helpers.Say(colors.Bold("App Name")))
Expect(outputBuffer).To(test_helpers.Say(colors.Bold("Instances")))
Expect(outputBuffer).To(test_helpers.Say(colors.Bold("DiskMB")))
Expect(outputBuffer).To(test_helpers.Say(colors.Bold("MemoryMB")))
Expect(outputBuffer).To(test_helpers.Say(colors.Bold("Route")))
Expect(outputBuffer).To(test_helpers.Say(colors.Bold("process1")))
Expect(outputBuffer).To(test_helpers.Say(colors.Red("0/21")))
Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("100")))
Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("50")))
Expect(outputBuffer).To(test_helpers.Say("alldaylong.com => 54321"))
Expect(outputBuffer).To(test_helpers.Say(colors.Bold("process2")))
Expect(outputBuffer).To(test_helpers.Say(colors.Yellow("9/8")))
Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("400")))
Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("30")))
Expect(outputBuffer).To(test_helpers.Say("never.io => 1234"))
Expect(outputBuffer).To(test_helpers.Say(colors.Bold("process3")))
Expect(outputBuffer).To(test_helpers.Say(colors.Green("5/5")))
Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("600")))
Expect(outputBuffer).To(test_helpers.Say(colors.NoColor("90")))
Expect(outputBuffer).To(test_helpers.Say("allthetime.com => 1234, herewego.org => 1234"))