start writing test

pkg/integration/tests/custom_commands/custom_shell.go

@@ -0,0 +1,28 @@
+package custom_commands
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+var CustomShell = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Confirms a popup appears on first opening Lazygit",
+	ExtraCmdArgs: []string{},
+	Skip:         false,
+	SetupConfig: func(config *config.AppConfig) {
+		config.UserConfig.OS.Shell = "sh"
+		config.UserConfig.OS.ShellArg = "-c"
+	},
+	SetupRepo: func(shell *Shell) {},
+	Run: func(t *TestDriver, keys config.KeybindingConfig) {
+		t.Views().Files().
+			IsEmpty().
+			IsFocused().
+			Press(keys.Universal.ExecuteCustomCommand)
+
+		t.ExpectPopup().Prompt().
+			Title(Equals("Custom command:")).
+			Type("echo hello world").
+			Confirm()
+	},
+})

pkg/integration/tests/test_list.go

@@ -97,6 +97,7 @@ var tests = []*components.IntegrationTest{
 	custom_commands.BasicCmdFromConfig,
 	custom_commands.CheckForConflicts,
 	custom_commands.ComplexCmdAtRuntime,
+	custom_commands.CustomShell,
 	custom_commands.FormPrompts,
 	custom_commands.MenuFromCommand,
 	custom_commands.MenuFromCommandsOutput,