test(releases): add tests to releases (#201)

Author: Joshua-Anderson

cmd/releases.go

@@ -2,7 +2,6 @@ package cmd
 
 import (
 	"fmt"
-	"os"
 	"text/tabwriter"
 
 	"github.com/deis/controller-sdk-go/releases"
@@ -29,7 +28,7 @@ func (d DeisCmd) ReleasesList(appID string, results int) error {
 
 	w := new(tabwriter.Writer)
 
-	w.Init(os.Stdout, 0, 8, 1, '\t', 0)
+	w.Init(d.WOut, 0, 8, 1, '\t', 0)
 	for _, r := range releases {
 		fmt.Fprintf(w, "v%d\t%s\t%s\n", r.Version, r.Created, r.Summary)
 	}

cmd/releases_test.go

@@ -0,0 +1,141 @@
+package cmd
+
+import (
+	"bytes"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"testing"
+
+	"github.com/arschles/assert"
+	"github.com/deis/controller-sdk-go/api"
+	"github.com/deis/workflow-cli/pkg/testutil"
+)
+
+func TestReleasesList(t *testing.T) {
+	t.Parallel()
+	cf, server, err := testutil.NewTestServerAndClient()
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer server.Close()
+	var b bytes.Buffer
+	cmdr := DeisCmd{WOut: &b, ConfigFile: cf}
+
+	server.Mux.HandleFunc("/v2/apps/numenor/releases/", func(w http.ResponseWriter, r *http.Request) {
+		testutil.SetHeaders(w)
+		fmt.Fprintf(w, `{
+			"count": 2,
+			"next": null,
+			"previous": null,
+			"results": [
+			{
+					"uuid": "c4aed81c-d1ca-4ff1-ab89-d2151264e1a3",
+					"app": "numenor",
+					"owner": "nazgul",
+					"created": "2016-08-22T17:40:16Z",
+					"updated": "2016-08-22T17:40:16Z",
+					"version": 2,
+					"summary": "khamul added ANGMAR",
+					"config": "3bb816b1-4fde-4b06-8afe-acd12f58a266",
+					"build": null
+				},
+				{
+					"app": "numenor",
+					"build": null,
+					"config": "95bd6dea-1685-4f78-a03d-fd7270b058d1",
+					"created": "2014-01-01T00:00:00UTC",
+					"owner": "nazgul",
+					"summary": "nazgul created initial release",
+					"updated": "2014-01-01T00:00:00UTC",
+					"uuid": "de1bf5b5-4a72-4f94-a10c-d2a3741cdf75",
+					"version": 1
+				}
+			]
+		}`)
+	})
+
+	err = cmdr.ReleasesList("numenor", -1)
+	assert.NoErr(t, err)
+	assert.Equal(t, b.String(), `=== numenor Releases
+v2	2016-08-22T17:40:16Z	khamul added ANGMAR
+v1	2014-01-01T00:00:00UTC	nazgul created initial release
+`, "output")
+}
+
+func TestReleasesInfo(t *testing.T) {
+	t.Parallel()
+	cf, server, err := testutil.NewTestServerAndClient()
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer server.Close()
+	var b bytes.Buffer
+	cmdr := DeisCmd{WOut: &b, ConfigFile: cf}
+
+	server.Mux.HandleFunc("/v2/apps/numenor/releases/v2/", func(w http.ResponseWriter, r *http.Request) {
+		testutil.SetHeaders(w)
+		fmt.Fprintf(w, `{
+			"uuid": "c4aed81c-d1ca-4ff1-ab89-d2151264e1a3",
+			"app": "numenor",
+			"owner": "nazgul",
+			"created": "2016-08-22T17:40:16Z",
+			"updated": "2016-08-22T17:40:16Z",
+			"version": 2,
+			"summary": "khamul added ANGMAR",
+			"config": "3bb816b1-4fde-4b06-8afe-acd12f58a266",
+			"build": null
+		}`)
+	})
+
+	err = cmdr.ReleasesInfo("numenor", 2)
+	assert.NoErr(t, err)
+	assert.Equal(t, b.String(), `=== numenor Release v2
+config:   3bb816b1-4fde-4b06-8afe-acd12f58a266
+owner:    nazgul
+created:  2016-08-22T17:40:16Z
+summary:  khamul added ANGMAR
+updated:  2016-08-22T17:40:16Z
+uuid:     c4aed81c-d1ca-4ff1-ab89-d2151264e1a3
+`, "output")
+}
+
+func TestReleasesRollback(t *testing.T) {
+	t.Parallel()
+	cf, server, err := testutil.NewTestServerAndClient()
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer server.Close()
+	var b bytes.Buffer
+	cmdr := DeisCmd{WOut: &b, ConfigFile: cf}
+
+	server.Mux.HandleFunc("/v2/apps/numenor/releases/rollback/", func(w http.ResponseWriter, r *http.Request) {
+		testutil.SetHeaders(w)
+		body, err := ioutil.ReadAll(r.Body)
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		assert.Equal(t, body, []byte{}, "body")
+		w.WriteHeader(http.StatusCreated)
+		fmt.Fprintf(w, `{"version": 5}`)
+	})
+
+	err = cmdr.ReleasesRollback("numenor", -1)
+	assert.NoErr(t, err)
+	assert.Equal(t, testutil.StripProgress(b.String()), "Rolling back one release... done, v5\n", "output")
+
+	server.Mux.HandleFunc("/v2/apps/angmar/releases/rollback/", func(w http.ResponseWriter, r *http.Request) {
+		testutil.SetHeaders(w)
+		testutil.AssertBody(t, api.ReleaseRollback{Version: 3}, r)
+		w.WriteHeader(http.StatusCreated)
+		fmt.Fprintf(w, `{"version": 3}`)
+	})
+
+	b.Reset()
+
+	err = cmdr.ReleasesRollback("angmar", 3)
+	assert.NoErr(t, err)
+	assert.Equal(t, testutil.StripProgress(b.String()), "Rolling back to v3... done, v3\n", "output")
+}