refactor to ensure code doesn't depend on integration code

pkg/gui/gui_driver.go

@@ -0,0 +1,73 @@
+package gui
+
+import (
+	"time"
+
+	"github.com/gdamore/tcell/v2"
+	"github.com/jesseduffield/gocui"
+	"github.com/jesseduffield/lazygit/pkg/commands/models"
+	"github.com/jesseduffield/lazygit/pkg/config"
+	"github.com/jesseduffield/lazygit/pkg/gui/keybindings"
+	"github.com/jesseduffield/lazygit/pkg/gui/types"
+	integrationTypes "github.com/jesseduffield/lazygit/pkg/integration/types"
+)
+
+// this gives our integration test a way of interacting with the gui for sending keypresses
+// and reading state.
+type GuiDriver struct {
+	gui *Gui
+}
+
+var _ integrationTypes.GuiDriver = &GuiDriver{}
+
+func (self *GuiDriver) PressKey(keyStr string) {
+	key := keybindings.GetKey(keyStr)
+
+	var r rune
+	var tcellKey tcell.Key
+	switch v := key.(type) {
+	case rune:
+		r = v
+		tcellKey = tcell.KeyRune
+	case gocui.Key:
+		tcellKey = tcell.Key(v)
+	}
+
+	self.gui.g.ReplayedEvents.Keys <- gocui.NewTcellKeyEventWrapper(
+		tcell.NewEventKey(tcellKey, r, tcell.ModNone),
+		0,
+	)
+}
+
+func (self *GuiDriver) Keys() config.KeybindingConfig {
+	return self.gui.Config.GetUserConfig().Keybinding
+}
+
+func (self *GuiDriver) CurrentContext() types.Context {
+	return self.gui.c.CurrentContext()
+}
+
+func (self *GuiDriver) Model() *types.Model {
+	return self.gui.State.Model
+}
+
+func (self *GuiDriver) Fail(message string) {
+	self.gui.g.Close()
+	// need to give the gui time to close
+	time.Sleep(time.Millisecond * 100)
+	panic(message)
+}
+
+// logs to the normal place that you log to i.e. viewable with `lazygit --logs`
+func (self *GuiDriver) Log(message string) {
+	self.gui.c.Log.Warn(message)
+}
+
+// logs in the actual UI (in the commands panel)
+func (self *GuiDriver) LogUI(message string) {
+	self.gui.c.LogAction(message)
+}
+
+func (self *GuiDriver) CheckedOutRef() *models.Branch {
+	return self.gui.helpers.Refs.GetCheckedOutRef()
+}