Function TestSourceTracking

internal/config/config_test.go:120–151

(t *testing.T)

}

func TestSourceTracking(t *testing.T) {
	tmp := t.TempDir()
	t.Setenv("XDG_CONFIG_HOME", tmp)

	// Start with default, then override with env, then flag
	t.Setenv("HEY_BASE_URL", "")
	cfg, err := Load()
	if err != nil {
		t.Fatalf("Load: %v", err)
	}
	if cfg.SourceOf("base_url") != SourceDefault {
		t.Errorf("initial source = %q, want %q", cfg.SourceOf("base_url"), SourceDefault)
	}

	// Env override
	t.Setenv("HEY_BASE_URL", "https://env.hey.com")
	cfg, err = Load()
	if err != nil {
		t.Fatalf("Load: %v", err)
	}
	if cfg.SourceOf("base_url") != SourceEnv {
		t.Errorf("env source = %q, want %q", cfg.SourceOf("base_url"), SourceEnv)
	}

	// Flag override on top
	if err := cfg.SetFromFlag("base_url", "https://flag.hey.com"); err != nil {
		t.Fatalf("SetFromFlag: %v", err)
	}
	if cfg.SourceOf("base_url") != SourceFlag {
		t.Errorf("flag source = %q, want %q", cfg.SourceOf("base_url"), SourceFlag)
	}
}