Added generation of the menu display

1 files changed, 49 insertions, 0 deletions

diff --git a/client/menu_test.go b/client/menu_test.go
new file mode 100644
index 0000000..8570b8d
--- /dev/null
+++ b/client/menu_test.go
@@ -0,0 +1,49 @@
+package client
+
+import (
+	"io/ioutil"
+	"os"
+	"reflect"
+	"shell-game-launcher/config"
+	"testing"
+)
+
+func TestDisplayMenu(t *testing.T) {
+	realStdout := os.Stdout
+	t.Cleanup(func() { os.Stdout = realStdout })
+	r, w, _ := os.Pipe()
+	os.Stdout = w
+
+	// Complete menu
+	state := State{
+		config: &config.Config{
+			Menus: map[string]config.Menu{
+				"test": config.Menu{
+					Banner:  "TEST TEST TEST",
+					XOffset: 5,
+					YOffset: 3,
+					MenuEntries: []config.MenuEntry{
+						config.MenuEntry{
+							Key:    "q",
+							Label:  "quit",
+							Action: "quit",
+						},
+					},
+				},
+			},
+		},
+		currentMenu: "test",
+		login:       "nil",
+	}
+	want := []byte("\033[2J\n" +
+		"TEST TEST TEST\n" +
+		"\n\n\n" +
+		"     q) quit\n")
+	state.displayMenu()
+	// back to normal state
+	w.Close()
+	out, _ := ioutil.ReadAll(r)
+	if !reflect.DeepEqual(out, want) {
+		t.Fatalf("menu displayed incorrectly:\nwant:%+v\ngot: %+v", want, out)
+	}
+}