package command
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import (
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"fmt"
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"strings"
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"testing"
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"github.com/mitchellh/cli"
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)
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func TestRTTCommand_Implements(t *testing.T) {
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var _ cli.Command = &RTTCommand{}
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}
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func TestRTTCommand_Run_BadArgs(t *testing.T) {
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a1 := testAgent(t)
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defer a1.Shutdown()
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_, ipc := testIPC(t, a1)
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defer ipc.Shutdown()
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ui := new(cli.MockUi)
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c := &RTTCommand{Ui: ui}
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code := c.Run([]string{})
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if code != 1 {
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t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
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}
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}
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func TestRTTCommand_Run(t *testing.T) {
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a1 := testAgent(t)
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defer a1.Shutdown()
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rpcAddr, ipc := testIPC(t, a1)
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defer ipc.Shutdown()
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coord, ok := a1.Serf().GetCachedCoordinate(a1.SerfConfig().NodeName)
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if !ok {
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t.Fatalf("should have a coordinate for the agent")
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}
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dist_str := fmt.Sprintf("%.3f ms", coord.DistanceTo(coord).Seconds()*1000.0)
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// Try with the default of the agent's node.
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args := []string{"-rpc-addr=" + rpcAddr, a1.SerfConfig().NodeName}
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{
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ui := new(cli.MockUi)
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c := &RTTCommand{Ui: ui}
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code := c.Run(args)
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if code != 0 {
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t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
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}
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// Make sure the proper RTT was reported in the output.
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expected := fmt.Sprintf("rtt: %s", dist_str)
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if !strings.Contains(ui.OutputWriter.String(), expected) {
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t.Fatalf("bad: %#v", ui.OutputWriter.String())
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}
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}
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// Explicitly set the agent's node twice.
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args = append(args, a1.SerfConfig().NodeName)
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{
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ui := new(cli.MockUi)
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c := &RTTCommand{Ui: ui}
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code := c.Run(args)
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if code != 0 {
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t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
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}
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// Make sure the proper RTT was reported in the output.
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expected := fmt.Sprintf("rtt: %s", dist_str)
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if !strings.Contains(ui.OutputWriter.String(), expected) {
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t.Fatalf("bad: %#v", ui.OutputWriter.String())
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}
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}
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// Try an unknown node.
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args = []string{"nope"}
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{
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ui := new(cli.MockUi)
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c := &RTTCommand{Ui: ui}
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code := c.Run(args)
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if code != 1 {
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t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
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}
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}
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}
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