add tests for dealing with remotes

pkg/gui/custom_commands_test.go

@@ -0,0 +1,63 @@
+package gui
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGuiGenerateMenuCandidates(t *testing.T) {
+	type scenario struct {
+		testName    string
+		cmdOut      string
+		filter      string
+		valueFormat string
+		labelFormat string
+		test        func([]commandMenuEntry, error)
+	}
+
+	scenarios := []scenario{
+		{
+			"Extract remote branch name",
+			"upstream/pr-1",
+			"(?P<remote>[a-z_]+)/(?P<branch>.*)",
+			"{{ .branch }}",
+			"Remote: {{ .remote }}",
+			func(actualEntry []commandMenuEntry, err error) {
+				assert.NoError(t, err)
+				assert.EqualValues(t, "pr-1", actualEntry[0].value)
+				assert.EqualValues(t, "Remote: upstream", actualEntry[0].label)
+			},
+		},
+		{
+			"Multiple named groups with empty labelFormat",
+			"upstream/pr-1",
+			"(?P<remote>[a-z]*)/(?P<branch>.*)",
+			"{{ .branch }}|{{ .remote }}",
+			"",
+			func(actualEntry []commandMenuEntry, err error) {
+				assert.NoError(t, err)
+				assert.EqualValues(t, "pr-1|upstream", actualEntry[0].value)
+				assert.EqualValues(t, "pr-1|upstream", actualEntry[0].label)
+			},
+		},
+		{
+			"Multiple named groups with group ids",
+			"upstream/pr-1",
+			"(?P<remote>[a-z]*)/(?P<branch>.*)",
+			"{{ .group_2 }}|{{ .group_1 }}",
+			"Remote: {{ .group_1 }}",
+			func(actualEntry []commandMenuEntry, err error) {
+				assert.NoError(t, err)
+				assert.EqualValues(t, "pr-1|upstream", actualEntry[0].value)
+				assert.EqualValues(t, "Remote: upstream", actualEntry[0].label)
+			},
+		},
+	}
+
+	for _, s := range scenarios {
+		t.Run(s.testName, func(t *testing.T) {
+			s.test(NewDummyGui().GenerateMenuCandidates(s.cmdOut, s.filter, s.valueFormat, s.labelFormat))
+		})
+	}
+}