Fix trailing whitespace in code review feedback

Co-authored-by: unknwon <2946214+unknwon@users.noreply.github.com>

internal/embeddedpg/embeddedpg_test.go

@@ -0,0 +1,28 @@
+package embeddedpg
+
+import (
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestInitialize(t *testing.T) {
+	workDir := "/tmp/gogs-test"
+	pg := Initialize(workDir)
+
+	assert.NotNil(t, pg)
+	assert.Equal(t, filepath.Join(workDir, "data", "local-postgres"), pg.baseDir)
+	assert.Equal(t, uint32(15432), pg.tcpPort)
+	assert.Equal(t, "gogs", pg.database)
+	assert.Equal(t, "gogs", pg.user)
+	assert.Equal(t, "gogs", pg.pass)
+}
+
+func TestShutdownWithoutStart(t *testing.T) {
+	pg := Initialize("/tmp/gogs-test")
+
+	// Should not error when stopping a non-started instance
+	err := pg.Shutdown()
+	assert.NoError(t, err)
+}