add quota middleware unittests

pkg/middleware/quota_test.go

+package middleware
+
+import (
+	"github.com/grafana/grafana/pkg/bus"
+	m "github.com/grafana/grafana/pkg/models"
+	"github.com/grafana/grafana/pkg/setting"
+	. "github.com/smartystreets/goconvey/convey"
+	"testing"
+)
+
+func TestMiddlewareQuota(t *testing.T) {
+
+	Convey("Given the grafana quota middleware", t, func() {
+		setting.Quota = setting.QuotaSettings{
+			Enabled: true,
+			Org: &setting.OrgQuota{
+				User:       5,
+				Dashboard:  5,
+				DataSource: 5,
+				ApiKey:     5,
+			},
+			User: &setting.UserQuota{
+				Org: 5,
+			},
+			Global: &setting.GlobalQuota{
+				Org:        5,
+				User:       5,
+				Dashboard:  5,
+				DataSource: 5,
+				ApiKey:     5,
+				Session:    5,
+			},
+		}
+
+		middlewareScenario("with user not logged in", func(sc *scenarioContext) {
+			bus.AddHandler("globalQuota", func(query *m.GetGlobalQuotaByTargetQuery) error {
+				query.Result = &m.GlobalQuotaDTO{
+					Target: query.Target,
+					Limit:  query.Default,
+					Used:   4,
+				}
+				return nil
+			})
+			Convey("global quota not reached", func() {
+				sc.m.Get("/user", Quota("user"), sc.defaultHandler)
+				sc.fakeReq("GET", "/user").exec()
+				So(sc.resp.Code, ShouldEqual, 200)
+			})
+			Convey("global quota reached", func() {
+				setting.Quota.Global.User = 4
+				sc.m.Get("/user", Quota("user"), sc.defaultHandler)
+				sc.fakeReq("GET", "/user").exec()
+				So(sc.resp.Code, ShouldEqual, 403)
+			})
+			Convey("global session quota not reached", func() {
+				setting.Quota.Global.Session = 10
+				sc.m.Get("/user", Quota("session"), sc.defaultHandler)
+				sc.fakeReq("GET", "/user").exec()
+				So(sc.resp.Code, ShouldEqual, 200)
+			})
+			Convey("global session quota reached", func() {
+				setting.Quota.Global.Session = 1
+				sc.m.Get("/user", Quota("session"), sc.defaultHandler)
+				sc.fakeReq("GET", "/user").exec()
+				So(sc.resp.Code, ShouldEqual, 403)
+			})
+		})
+
+		middlewareScenario("with user logged in", func(sc *scenarioContext) {
+			// log us in, so we have a user_id and org_id in the context
+			sc.fakeReq("GET", "/").handler(func(c *Context) {
+				c.Session.Set(SESS_KEY_USERID, int64(12))
+			}).exec()
+
+			bus.AddHandler("test", func(query *m.GetSignedInUserQuery) error {
+				query.Result = &m.SignedInUser{OrgId: 2, UserId: 12}
+				return nil
+			})
+			bus.AddHandler("globalQuota", func(query *m.GetGlobalQuotaByTargetQuery) error {
+				query.Result = &m.GlobalQuotaDTO{
+					Target: query.Target,
+					Limit:  query.Default,
+					Used:   4,
+				}
+				return nil
+			})
+			bus.AddHandler("userQuota", func(query *m.GetUserQuotaByTargetQuery) error {
+				query.Result = &m.UserQuotaDTO{
+					Target: query.Target,
+					Limit:  query.Default,
+					Used:   4,
+				}
+				return nil
+			})
+			bus.AddHandler("orgQuota", func(query *m.GetOrgQuotaByTargetQuery) error {
+				query.Result = &m.OrgQuotaDTO{
+					Target: query.Target,
+					Limit:  query.Default,
+					Used:   4,
+				}
+				return nil
+			})
+			Convey("global datasource quota reached", func() {
+				setting.Quota.Global.DataSource = 4
+				sc.m.Get("/ds", Quota("data_source"), sc.defaultHandler)
+				sc.fakeReq("GET", "/ds").exec()
+				So(sc.resp.Code, ShouldEqual, 403)
+			})
+			Convey("user Org quota not reached", func() {
+				setting.Quota.User.Org = 5
+				sc.m.Get("/org", Quota("org"), sc.defaultHandler)
+				sc.fakeReq("GET", "/org").exec()
+				So(sc.resp.Code, ShouldEqual, 200)
+			})
+			Convey("user Org quota reached", func() {
+				setting.Quota.User.Org = 4
+				sc.m.Get("/org", Quota("org"), sc.defaultHandler)
+				sc.fakeReq("GET", "/org").exec()
+				So(sc.resp.Code, ShouldEqual, 403)
+			})
+			Convey("org dashboard quota not reached", func() {
+				setting.Quota.Org.Dashboard = 10
+				sc.m.Get("/dashboard", Quota("dashboard"), sc.defaultHandler)
+				sc.fakeReq("GET", "/dashboard").exec()
+				So(sc.resp.Code, ShouldEqual, 200)
+			})
+			Convey("org dashboard quota reached", func() {
+				setting.Quota.Org.Dashboard = 4
+				sc.m.Get("/dashboard", Quota("dashboard"), sc.defaultHandler)
+				sc.fakeReq("GET", "/dashboard").exec()
+				So(sc.resp.Code, ShouldEqual, 403)
+			})
+			Convey("org dashboard quota reached but quotas disabled", func() {
+				setting.Quota.Org.Dashboard = 4
+				setting.Quota.Enabled = false
+				sc.m.Get("/dashboard", Quota("dashboard"), sc.defaultHandler)
+				sc.fakeReq("GET", "/dashboard").exec()
+				So(sc.resp.Code, ShouldEqual, 200)
+			})
+
+		})
+
+	})
+}