Beispiel #1
0
	It("passes through calls to the underlying connection", func() {
		countingConn.Ping()

		Expect(underlyingConn.PingCallCount()).To(Equal(1))
	})

	It("returns the return values from the underlying connection", func() {
		underlyingConn.PingReturns(errors.New("disaster"))

		err := countingConn.Ping()
		Expect(err).To(MatchError("disaster"))
	})

	Describe("query counting", func() {
		It("increments the global (;_;) counter", func() {
			_, err := countingConn.Query("SELECT $1::int", 1)
			Expect(err).NotTo(HaveOccurred())

			Expect(metric.DatabaseQueries.Max()).To(Equal(1))

			_, err = countingConn.Exec("SELECT $1::int", 1)
			Expect(err).NotTo(HaveOccurred())

			Expect(metric.DatabaseQueries.Max()).To(Equal(2))

			countingConn.QueryRow("SELECT $1::int", 1)

			Expect(metric.DatabaseQueries.Max()).To(Equal(3))

			By("working in transactions")
			underlyingTx := &fakes.FakeTx{}
Beispiel #2
0
			postgresRunner.CreateTestDB()
			realConn = postgresRunner.Open()
			underlyingConn.QueryStub = func(query string, args ...interface{}) (*sql.Rows, error) {
				return realConn.Query(query, args...)
			}
		})

		AfterEach(func() {
			err := realConn.Close()
			Ω(err).ShouldNot(HaveOccurred())

			postgresRunner.DropTestDB()
		})

		It("does not EXPLAIN the query", func() {
			rows, err := explainConn.Query("SELECT $1::int", 1)
			Ω(err).ShouldNot(HaveOccurred())

			err = rows.Close()
			Ω(err).ShouldNot(HaveOccurred())

			Ω(underlyingConn.QueryCallCount()).Should(Equal(1))

			query, args := underlyingConn.QueryArgsForCall(0)
			Ω(query).Should(Equal("SELECT $1::int"))
			Ω(args).Should(Equal(varargs(1)))
		})
	})

	Context("when the query takes more time than the timeout", func() {
		var realConn *sql.DB