better CLI interface

pkg/integration/clients/injector/main.go

@@ -0,0 +1,62 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/jesseduffield/lazygit/pkg/app"
+	"github.com/jesseduffield/lazygit/pkg/app/daemon"
+	"github.com/jesseduffield/lazygit/pkg/integration/components"
+	"github.com/jesseduffield/lazygit/pkg/integration/tests"
+	integrationTypes "github.com/jesseduffield/lazygit/pkg/integration/types"
+)
+
+// The purpose of this program is to run lazygit with an integration test passed in.
+// We could have done the check on TEST_NAME in the root main.go but
+// that would mean lazygit would be depending on integration test code which
+// would bloat the binary.
+
+// You should not invoke this program directly. Instead you should go through
+// go run cmd/integration_test/main.go
+
+func main() {
+	dummyBuildInfo := &app.BuildInfo{
+		Commit:      "",
+		Date:        "",
+		Version:     "",
+		BuildSource: "integration test",
+	}
+
+	integrationTest := getIntegrationTest()
+
+	app.Start(dummyBuildInfo, integrationTest)
+}
+
+func getIntegrationTest() integrationTypes.IntegrationTest {
+	if daemon.InDaemonMode() {
+		// if we've invoked lazygit as a daemon from within lazygit,
+		// we don't want to pass a test to the rest of the code.
+		return nil
+	}
+
+	if os.Getenv(components.SANDBOX_ENV_VAR) == "true" {
+		// when in sandbox mode we don't want the test controlling the gui
+		return nil
+	}
+
+	integrationTestName := os.Getenv(components.TEST_NAME_ENV_VAR)
+	if integrationTestName == "" {
+		panic(fmt.Sprintf(
+			"expected %s environment variable to be set, given that we're running an integration test",
+			components.TEST_NAME_ENV_VAR,
+		))
+	}
+
+	for _, candidateTest := range tests.Tests {
+		if candidateTest.Name() == integrationTestName {
+			return candidateTest
+		}
+	}
+
+	panic("Could not find integration test with name: " + integrationTestName)
+}