Sorting the job summaries while displaying

command/status.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"encoding/gob"
 	"fmt"
+	"sort"
 	"strings"
 	"time"
 
@@ -266,6 +267,7 @@ func (c *StatusCommand) outputJobInfo(client *api.Client, job *api.Job) error {
 			)
 			idx += 1
 		}
+		sort.Sort(JobSummaryOutputSort(summaries[1:]))
 		c.Ui.Output(formatList(summaries))
 	}
 
@@ -374,3 +376,21 @@ func convertApiJob(in *api.Job) (*structs.Job, error) {
 	}
 	return structJob, nil
 }
+
+// JobSummaryOutputSort implements the sort interface and sorts an array of job
+// summary output
+type JobSummaryOutputSort []string
+
+func (j JobSummaryOutputSort) Len() int {
+	return len(j)
+}
+
+func (j JobSummaryOutputSort) Less(a, b int) bool {
+	taskGroupA := j[a][:strings.Index(j[a], "|")]
+	taskGroupB := j[b][:strings.Index(j[b], "|")]
+	return taskGroupA < taskGroupB
+}
+
+func (j JobSummaryOutputSort) Swap(a, b int) {
+	j[a], j[b] = j[b], j[a]
+}

command/status_test.go

@@ -1,6 +1,8 @@
 package command
 
 import (
+	"reflect"
+	"sort"
 	"strings"
 	"testing"
 
@@ -170,3 +172,12 @@ func TestStatusCommand_Fails(t *testing.T) {
 		t.Fatalf("expected failed query error, got: %s", out)
 	}
 }
+
+func TestStatusCommand_SortTG(t *testing.T) {
+	summary := []string{"TGD|3|5|6|7", "TGA|3|5|6|7", "TGC|3|5|6|7"}
+	sort.Sort(JobSummaryOutputSort(summary))
+	expected := []string{"TGA|3|5|6|7", "TGC|3|5|6|7", "TGD|3|5|6|7"}
+	if !reflect.DeepEqual(expected, summary) {
+		t.Fatalf("expected: %v, actual: %v", expected, summary)
+	}
+}