Golang Page.HTML方法代码示例

//.........这里部分代码省略.........
						Expect(page.RunScript("return document.getElementById('file_picker').value;", nil, &result)).To(Succeed())
						Expect(result).To(HaveSuffix("test_page.html"))
					})
				}

				By("checking and unchecking a checkbox", func() {
					checkbox := page.Find("#some_checkbox")
					Expect(checkbox.Uncheck()).To(Succeed())
					Expect(checkbox).NotTo(BeSelected())
					Expect(checkbox.Check()).To(Succeed())
					Expect(checkbox).To(BeSelected())
					Expect(checkbox.Uncheck()).To(Succeed())
					Expect(checkbox).NotTo(BeSelected())
				})

				By("selecting an option by text", func() {
					selection := page.Find("#some_select")
					Expect(selection.All("option").At(1)).NotTo(BeSelected())
					Expect(selection.Select("second option")).To(Succeed())
					Expect(selection.All("option").At(1)).To(BeSelected())
				})

				By("submitting a form", func() {
					Expect(page.Find("#some_form").Submit()).To(Succeed())
					Eventually(func() bool { return submitted }).Should(BeTrue())
				})
			})
		})

		Describe("Page interactions", func() {
			It("should support retrieving page properties", func() {
				Expect(page).To(HaveTitle("Page Title"))
				Expect(page).To(HaveURL(server.URL + "/"))
				Expect(page.HTML()).To(ContainSubstring("<h1>Title</h1>"))
			})

			It("should support JavaScript", func() {
				By("waiting for page JavaScript to take effect", func() {
					Expect(page.Find("#some_element")).NotTo(HaveText("some text"))
					Eventually(page.Find("#some_element"), "4s").Should(HaveText("some text"))
					Consistently(page.Find("#some_element")).Should(HaveText("some text"))
				})

				// NOTE: disabled due to recent Firefox regression with passing args
				if name != "Firefox" {
					By("executing provided JavaScript", func() {
						arguments := map[string]interface{}{"elementID": "some_element"}
						var result string
						Expect(page.RunScript("return document.getElementById(elementID).innerHTML;", arguments, &result)).To(Succeed())
						Expect(result).To(Equal("some text"))
					})
				}
			})

			It("should support taking screenshots", func() {
				Expect(page.Screenshot(".test.screenshot.png")).To(Succeed())
				defer os.Remove(".test.screenshot.png")
				file, _ := os.Open(".test.screenshot.png")
				_, err := png.Decode(file)
				Expect(err).NotTo(HaveOccurred())
			})

			It("should support links and navigation", func() {
				By("clicking on a link", func() {
					Expect(page.FindByLink("Click Me").Click()).To(Succeed())
					Expect(page.URL()).To(ContainSubstring("#new_page"))

func testPage(browserName string, newPage pageFunc) {
	Describe("page test for "+browserName, func() {
		var (
			page   *agouti.Page
			server *httptest.Server
		)

		BeforeEach(func() {
			server = httptest.NewServer(http.HandlerFunc(func(response http.ResponseWriter, request *http.Request) {
				html, _ := ioutil.ReadFile("test_page.html")
				response.Write(html)
			}))

			var err error
			page, err = newPage()
			Expect(err).NotTo(HaveOccurred())

			Expect(page.Size(640, 480)).To(Succeed())
			Expect(page.Navigate(server.URL)).To(Succeed())
		})

		AfterEach(func() {
			Expect(page.Destroy()).To(Succeed())
			server.Close()
		})

		It("should support retrieving page properties", func() {
			Expect(page).To(HaveTitle("Page Title"))
			Expect(page).To(HaveURL(server.URL + "/"))
			Expect(page.HTML()).To(ContainSubstring("<h1>Title</h1>"))
		})

		It("should support JavaScript", func() {
			By("waiting for page JavaScript to take effect", func() {
				Expect(page.Find("#some_element")).NotTo(HaveText("some text"))
				Eventually(page.Find("#some_element"), "4s").Should(HaveText("some text"))
				Consistently(page.Find("#some_element")).Should(HaveText("some text"))
			})

			// NOTE: disabled due to recent Firefox regression with passing args
			if browserName != "Firefox" {
				By("executing provided JavaScript", func() {
					arguments := map[string]interface{}{"elementID": "some_element"}
					var result string
					Expect(page.RunScript("return document.getElementById(elementID).innerHTML;", arguments, &result)).To(Succeed())
					Expect(result).To(Equal("some text"))
				})
			}
		})

		It("should support taking screenshots", func() {
			Expect(page.Screenshot(".test.screenshot.png")).To(Succeed())
			defer os.Remove(".test.screenshot.png")
			file, _ := os.Open(".test.screenshot.png")
			_, err := png.Decode(file)
			Expect(err).NotTo(HaveOccurred())
		})

		It("should support links and navigation", func() {
			By("clicking on a link", func() {
				Expect(page.FindByLink("Click Me").Click()).To(Succeed())
				Expect(page.URL()).To(ContainSubstring("#new_page"))
			})

			By("navigating through browser history", func() {
				Expect(page.Back()).To(Succeed())
				Expect(page.URL()).NotTo(ContainSubstring("#new_page"))
				Expect(page.Forward()).To(Succeed())
				Expect(page.URL()).To(ContainSubstring("#new_page"))
			})

			By("refreshing the page", func() {
				checkbox := page.Find("#some_checkbox")
				Expect(checkbox.Check()).To(Succeed())
				Expect(page.Refresh()).To(Succeed())
				Expect(checkbox).NotTo(BeSelected())
			})
		})

		// NOTE: browsers besides PhantomJS do not support JavaScript logs
		if browserName == "PhantomJS" {
			It("should support retrieving logs", func() {
				Eventually(page).Should(HaveLoggedInfo("some log"))
				Expect(page).NotTo(HaveLoggedError())
				Eventually(page, "4s").Should(HaveLoggedError("ReferenceError: Can't find variable: doesNotExist\n  (anonymous function)"))
			})
		}

		It("should support switching frames", func() {
			By("switching to an iframe", func() {
				Expect(page.Find("#frame").SwitchToFrame()).To(Succeed())
				Expect(page.Find("body")).To(MatchText("Example Domain"))
			})

			// NOTE: PhantomJS does not support Page.SwitchToParentFrame
			if browserName != "PhantomJS" {
				By("switching back to the default frame by referring to the parent frame", func() {
					Expect(page.SwitchToParentFrame()).To(Succeed())
					Expect(page.Find("body")).NotTo(MatchText("Example Domain"))
				})
//.........这里部分代码省略.........