Add ability to read raw field from secret

command/read_test.go

@@ -51,3 +51,86 @@ func TestRead_notFound(t *testing.T) {
 		t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
 	}
 }
+
+func TestRead_field(t *testing.T) {
+	core, _, token := vault.TestCoreUnsealed(t)
+	ln, addr := http.TestServer(t, core)
+	defer ln.Close()
+
+	ui := new(cli.MockUi)
+	c := &ReadCommand{
+		Meta: Meta{
+			ClientToken: token,
+			Ui:          ui,
+		},
+	}
+
+	args := []string{
+		"-address", addr,
+		"-field", "value",
+		"secret/foo",
+	}
+
+	// Run once so the client is setup, ignore errors
+	c.Run(args)
+
+	// Get the client so we can write data
+	client, err := c.Client()
+	if err != nil {
+		t.Fatalf("err: %s", err)
+	}
+
+	data := map[string]interface{}{"value": "bar"}
+	if _, err := client.Logical().Write("secret/foo", data); err != nil {
+		t.Fatalf("err: %s", err)
+	}
+
+	// Run the read
+	if code := c.Run(args); code != 0 {
+		t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
+	}
+
+	output := ui.OutputWriter.String()
+	if output != "bar\n" {
+		t.Fatalf("unexpectd output:\n%s", output)
+	}
+}
+
+func TestRead_field_notFound(t *testing.T) {
+	core, _, token := vault.TestCoreUnsealed(t)
+	ln, addr := http.TestServer(t, core)
+	defer ln.Close()
+
+	ui := new(cli.MockUi)
+	c := &ReadCommand{
+		Meta: Meta{
+			ClientToken: token,
+			Ui:          ui,
+		},
+	}
+
+	args := []string{
+		"-address", addr,
+		"-field", "nope",
+		"secret/foo",
+	}
+
+	// Run once so the client is setup, ignore errors
+	c.Run(args)
+
+	// Get the client so we can write data
+	client, err := c.Client()
+	if err != nil {
+		t.Fatalf("err: %s", err)
+	}
+
+	data := map[string]interface{}{"value": "bar"}
+	if _, err := client.Logical().Write("secret/foo", data); err != nil {
+		t.Fatalf("err: %s", err)
+	}
+
+	// Run the read
+	if code := c.Run(args); code != 1 {
+		t.Fatalf("bad: %d\n\n%s", code, ui.ErrorWriter.String())
+	}
+}