Add some api integration tests (#18872)

depends on #18871

Added some api integration tests to help testing of #18798.

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
Co-authored-by: zeripath <art27@cantab.net>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>

routers/web/user/home_test.go

@@ -76,7 +76,7 @@ func TestPulls(t *testing.T) {
 	Pulls(ctx)
 	assert.EqualValues(t, http.StatusOK, ctx.Resp.Status())
 
-	assert.Len(t, ctx.Data["Issues"], 3)
+	assert.Len(t, ctx.Data["Issues"], 4)
 }
 
 func TestMilestones(t *testing.T) {