[checks] display check status to TAP output

checks/checker.go

@@ -8,6 +8,7 @@ import (
 	"strings"
 	"sync"
 
+	"github.com/mackerelio/checkers"
 	"github.com/mackerelio/mackerel-agent/config"
 	cli "gopkg.in/urfave/cli.v1"
 	yaml "gopkg.in/yaml.v2"
@@ -56,6 +57,7 @@ type result struct {
 	Name     string   `yaml:"-"`
 	Memo     string   `yaml:"memo,omitempty"`
 	Cmd      []string `yaml:"command,flow"`
+	Status   string   `yaml:"status"`
 	Stdout   string   `yaml:"stdout,omitempty"`
 	Stderr   string   `yaml:"stderr,omitempty"`
 	ExitCode int      `yaml:"exitCode,omitempty"`
@@ -94,10 +96,12 @@ func (cpc *checkPluginChecker) check() *result {
 	if err != nil {
 		errMsg = err.Error()
 	}
+
 	return &result{
 		Name:     cpc.name,
 		Memo:     p.Memo,
 		Cmd:      cmd,
+		Status:   checkers.Status(exitCode).String(),
 		ExitCode: exitCode,
 		Stdout:   strings.TrimSpace(stdout),
 		Stderr:   strings.TrimSpace(stderr),

checks/checker_test.go

@@ -17,6 +17,7 @@ func TestRunChecks(t *testing.T) {
 	te := &testChecker{&result{
 		Name:     "hoge",
 		Cmd:      []string{"perl", "-E", "say 'Hello'"},
+		Status:   "OK",
 		Stdout:   "Hello",
 		ExitCode: 0,
 	}}
@@ -28,6 +29,7 @@ func TestRunChecks(t *testing.T) {
 ok 1 - hoge
   ---
   command: [perl, -E, say 'Hello']
+  status: OK
   stdout: Hello
   ...
 `