add URL method on config

generate_address.go

@@ -23,3 +23,16 @@ func (c *PostgresConfig) GenerateAddress() string {
 	}
 	return addr
 }
+
+// URL returns a 'postgres://user:pass@host:port/database?sslmode=' style address
+func (c PostgresConfig) URL() string {
+	var sslMode string
+	if c.SSLEnabled {
+		sslMode = "require"
+	} else {
+		sslMode = "disable"
+	}
+	return fmt.Sprintf("postgresql://%s:%s@%s:%d/%s?sslmode=%s",
+		c.Username, c.Password, c.Host, c.Port, c.Database, sslMode)
+}
+

tests/unit/generate_address_test.go

@@ -19,8 +19,17 @@ var (
 )
 
 var _ = Describe("Generate Address", func() {
-	It("Can generate a postgres address", func() {
-		result := testConfig.GenerateAddress()
-		Expect(result).To(Equal("host=test port=1 dbname=test user=test password=test sslmode=disable"))
+	Context("GenerateAddress", func() {
+		It("Can generate a postgres address", func() {
+			result := testConfig.GenerateAddress()
+			Expect(result).To(Equal("host=test port=1 dbname=test user=test password=test sslmode=disable"))
+		})
+	})
+
+	Context("URL", func() {
+		It("should generate a postgres url", func() {
+			result := testConfig.URL()
+			Expect(result).To(Equal("postgresql://test:test@test:1/test?sslmode=disable"))
+		})
 	})
 })