fixes broken unit test

pkg/plugins/dashboard_importer_test.go

@@ -18,7 +18,7 @@ func TestDashboardImport(t *testing.T) {
 		setting.Cfg = ini.Empty()
 		sec, _ := setting.Cfg.NewSection("plugin.test-app")
 		sec.NewKey("path", "../../tests/test-app")
-		_, err := Init()
+		err := Init()
 
 		So(err, ShouldBeNil)
 

pkg/plugins/dashboards_test.go

@@ -17,7 +17,7 @@ func TestPluginDashboards(t *testing.T) {
 		setting.Cfg = ini.Empty()
 		sec, _ := setting.Cfg.NewSection("plugin.test-app")
 		sec.NewKey("path", "../../tests/test-app")
-		_, err := Init()
+		err := Init()
 
 		So(err, ShouldBeNil)
 

pkg/plugins/plugins_test.go

@@ -14,7 +14,7 @@ func TestPluginScans(t *testing.T) {
 	Convey("When scaning for plugins", t, func() {
 		setting.StaticRootPath, _ = filepath.Abs("../../public/")
 		setting.Cfg = ini.Empty()
-		_, err := Init()
+		err := Init()
 
 		So(err, ShouldBeNil)
 		So(len(DataSources), ShouldBeGreaterThan, 1)
@@ -29,7 +29,7 @@ func TestPluginScans(t *testing.T) {
 		setting.Cfg = ini.Empty()
 		sec, _ := setting.Cfg.NewSection("plugin.nginx-app")
 		sec.NewKey("path", "../../tests/test-app")
-		_, err := Init()
+		err := Init()
 
 		So(err, ShouldBeNil)
 		So(len(Apps), ShouldBeGreaterThan, 0)