move code from main into app package to allow test to be injected

pkg/integration/tests/commit/commit.go

@@ -0,0 +1,32 @@
+package commit
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	"github.com/jesseduffield/lazygit/pkg/integration/helpers"
+)
+
+var Commit = helpers.NewTest(helpers.NewTestArgs{
+	Description:  "Staging a couple files and committing",
+	ExtraCmdArgs: "",
+	Skip:         false,
+	SetupConfig:  func(config *config.AppConfig) {},
+	SetupRepo: func(shell *helpers.Shell) {
+		shell.CreateFile("myfile", "myfile content")
+		shell.CreateFile("myfile2", "myfile2 content")
+	},
+	Run: func(shell *helpers.Shell, input *helpers.Impl, assert *helpers.Assert, keys config.KeybindingConfig) {
+		assert.CommitCount(0)
+
+		input.Select()
+		input.NextItem()
+		input.Select()
+		input.PressKeys(keys.Files.CommitChanges)
+
+		commitMessage := "my commit message"
+		input.Type(commitMessage)
+		input.Confirm()
+
+		assert.CommitCount(1)
+		assert.HeadCommitMessage(commitMessage)
+	},
+})