Added AssertJ examples

Author: wakaleo

src/test/java/com/serenitydojo/playwright/PlaywrightAssertionsTest.java

@@ -6,6 +6,7 @@
 import com.microsoft.playwright.options.AriaRole;
 import com.microsoft.playwright.options.LoadState;
 import com.microsoft.playwright.options.SelectOption;
+import org.assertj.core.api.Assertions;
 import org.junit.jupiter.api.*;
 import org.junit.jupiter.api.parallel.Execution;
 import org.junit.jupiter.api.parallel.ExecutionMode;
@@ -28,6 +29,7 @@ public class PlaywrightAssertionsTest {
     @BeforeAll
     static void setUpBrowser() {
         playwright = Playwright.create();
+        playwright.selectors().setTestIdAttribute("data-test");
         browser = playwright.chromium().launch(
                 new BrowserType.LaunchOptions().setHeadless(true)
                         .setArgs(Arrays.asList("--no-sandbox", "--disable-extensions", "--disable-gpu"))
@@ -93,361 +95,35 @@ void dropdownFieldValues() {
 
             assertThat(subjectField).hasValue("warranty");
         }
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-        @DisplayName("By CSS class")
-        @Test
-        void locateTheSendButtonByCssClass() {
-            page.locator("#first_name").fill("Sarah-Jane");
-            page.locator(".btnSubmit").click();
-            List<String> alertMessages = page.locator(".alert").allTextContents();
-            Assertions.assertTrue(!alertMessages.isEmpty());
-
-        }
-
-        @DisplayName("By attribute")
-        @Test
-        void locateTheSendButtonByAttribute() {
-            page.locator("input[placeholder='Your last name *']").fill("Smith");
-            assertThat(page.locator("#last_name")).hasValue("Smith");
-        }
     }
 
-    @DisplayName("Locating elements by text using CSS")
+    @DisplayName("Making assertions about data values")
     @Nested
-    class LocatingElementsByTextUsingCSS {
-
-        @BeforeEach
-        void openContactPage() {
-            page.navigate("https://practicesoftwaretesting.com/contact");
-        }
-
-        // :has-text matches any element containing specified text somewhere inside.
-        @DisplayName("Using :has-text")
-        @Test
-        void locateTheSendButtonByText() {
-            page.locator("#first_name").fill("Sarah-Jane");
-            page.locator("#last_name").fill("Smith");
-            page.locator("input:has-text('Send')").click();
-        }
-
-        // :text matches the smallest element containing specified text.
-        @DisplayName("Using :text")
-        @Test
-        void locateAProductItemByText() {
-            page.locator(".navbar :text('Home')").click();
-            page.locator(".card :text('Bolt')").click();
-            assertThat(page.locator("[data-test=product-name]")).hasText("Bolt Cutters");
-        }
-
-        // Exact matches
-        @DisplayName("Using :text-is")
-        @Test
-        void locateAProductItemByTextIs() {
-            page.locator(".navbar :text('Home')").click();
-            page.locator(".card :text-is('Bolt Cutters')").click();
-            assertThat(page.locator("[data-test=product-name]")).hasText("Bolt Cutters");
-        }
+    class MakingAssertionsAboutDataValues {
 
-        // matching with regular expressions
-        @DisplayName("Using :text-matches")
-        @Test
-        void locateAProductItemByTextMatches() {
-            page.locator(".navbar :text('Home')").click();
-            page.locator(".card :text-matches('Bolt \\\\w+')").click();
-            assertThat(page.locator("[data-test=product-name]")).hasText("Bolt Cutters");
-        }
-    }
-
-    @DisplayName("Locating visible elements")
-    @Nested
-    class LocatingVisibleElements {
         @BeforeEach
-        void openContactPage() {
-            openPage();
-        }
-
-        @DisplayName("Finding visible and invisible elements")
-        @Test
-        void locateVisibleAndInvisibleItems() {
-            int dropdownItems = page.locator(".dropdown-item").count();
-            Assertions.assertTrue(dropdownItems > 0);
-        }
-
-        @DisplayName("Finding only visible elements")
-        @Test
-        void locateVisibleItems() {
-            int dropdownItems = page.locator(".dropdown-item:visible").count();
-            Assertions.assertTrue(dropdownItems == 0);
-        }
-    }
-
-    @DisplayName("Locating elements by role")
-    @Nested
-    class LocatingElementsByRole {
-
-        @DisplayName("Using the BUTTON role")
-        @Test
-        void byButton() {
-            page.navigate("https://practicesoftwaretesting.com/contact");
-
-
-            page.getByRole(AriaRole.BUTTON,
-                            new Page.GetByRoleOptions().setName("Send"))
-                    .click();
-
-            List<String> errorMessages = page.getByRole(AriaRole.ALERT).allTextContents();
-            Assertions.assertTrue(!errorMessages.isEmpty());
-        }
-
-        @DisplayName("Using the HEADING role")
-        @Test
-        void byHeaderRole() {
-            openPage();
-
-            page.locator("#search-query").fill("Pliers");
-
-            page.getByRole(AriaRole.BUTTON,
-                            new Page.GetByRoleOptions().setName("Search"))
-                    .click();
-
-            Locator searchHeading = page.getByRole(AriaRole.HEADING,
-                    new Page.GetByRoleOptions().setName(Pattern.compile("Searched for:.*")));
-
-            assertThat(searchHeading).isVisible();
-            assertThat(searchHeading).hasText("Searched for: Pliers");
-        }
-
-        @DisplayName("Using the HEADING role and level")
-        @Test
-        void byHeaderRoleLevel() {
-            openPage();
-
-            List<String> level4Headings
-                    = page.getByRole(AriaRole.HEADING,
-                            new Page.GetByRoleOptions()
-                                    .setName("Pliers")
-                                    .setLevel(5))
-                    .allTextContents();
-
-            org.assertj.core.api.Assertions.assertThat(level4Headings).isNotEmpty();
-        }
-
-        @DisplayName("Identifying checkboxes")
-        @Test
-        void byCheckboxes() {
-            playwright.selectors().setTestIdAttribute("data-test");
-
-            openPage();
-            page.getByLabel("Hammer").click();
-            page.getByLabel("Chisels").click();
-            page.getByLabel("Wrench").click();
-
-            int selectedCount =
-                    page.getByTestId("filters").
-                            getByRole(AriaRole.CHECKBOX,
-                                    new Locator.GetByRoleOptions().setChecked(true))
-                            .count();
-
-            org.assertj.core.api.Assertions.assertThat(selectedCount).isEqualTo(3);
-
-            List<String> selectedOptions =
-                    page.getByTestId("filters").
-                            getByRole(AriaRole.CHECKBOX,
-                                    new Locator.GetByRoleOptions().setChecked(true))
-                            .all()
-                            .stream()
-                            .map(Locator::inputValue)
-                            .toList();
-
-            org.assertj.core.api.Assertions.assertThat(selectedOptions).hasSize(3);
-        }
-    }
-
-    @DisplayName("Locating elements by placeholders and labels")
-    @Nested
-    class LocatingElementsByPlaceholdersAndLabels {
-
-        @DisplayName("Using a label")
-        @Test
-        void byLabel() {
-            page.navigate("https://practicesoftwaretesting.com/contact");
-
-            page.getByLabel("First name").fill("Obi-Wan");
-            page.getByLabel("Last name").fill("Kenobi");
-            page.getByLabel("Email address").fill("[email protected]");
-            page.getByLabel("Subject").selectOption(new SelectOption().setLabel("Customer service"));
-            page.getByLabel("Message *").fill("Hello there");
-            page.getByRole(AriaRole.BUTTON, new Page.GetByRoleOptions().setName("Send"));
-        }
-
-        @DisplayName("Using a placeholder text")
-        @Test
-        void byPlaceholder() {
-            page.navigate("https://practicesoftwaretesting.com/contact");
-
-            page.getByPlaceholder("Your first name").fill("Obi-Wan");
-
-            page.getByPlaceholder("Your last name").fill("Kenobi");
-            page.getByPlaceholder("Your email").fill("[email protected]");
-            page.getByLabel("Subject").selectOption(new SelectOption().setLabel("Customer service"));
-            page.getByLabel("Message *").fill("Hello there");
-            page.getByRole(AriaRole.BUTTON, new Page.GetByRoleOptions().setName("Send"));
-        }
-    }
-
-    @DisplayName("Locating elements by text")
-    @Nested
-    class LocatingElementsByText {
-
-        @BeforeEach
-        void openTheCatalogPage() {
-            openPage();
-        }
-
-        @DisplayName("Locating an element by text contents")
-        @Test
-        void byText() {
-            page.getByText("Bolt Cutters").click();
-
-            PlaywrightAssertions.assertThat(page.getByText("MightyCraft Hardware")).isVisible();
-        }
-
-        @DisplayName("Using alt text")
-        @Test
-        void byAltText() {
-            page.getByAltText("Combination Pliers").click();
-
-            PlaywrightAssertions.assertThat(page.getByText("ForgeFlex Tools")).isVisible();
-        }
-
-        @DisplayName("Using title")
-        @Test
-        void byTitle() {
-            page.getByAltText("Combination Pliers").click();
-
-            page.getByTitle("Practice Software Testing - Toolshop").click();
-        }
-    }
-
-    @DisplayName("Locating elements by test Id")
-    @Nested
-    class LocatingElementsByTestID {
-
-        @BeforeAll
-        static void setTestId() {
-            playwright.selectors().setTestIdAttribute("data-test");
-        }
-
-        @DisplayName("Using a custom data-test field")
-        @Test
-        void byTestId() {
-            openPage();
-
-            playwright.selectors().setTestIdAttribute("data-test");
-
-            page.getByTestId("search-query").fill("Pliers");
-            page.getByTestId("search-submit").click();
-        }
-
-    }
-
-    @DisplayName("Nested locators")
-    @Nested
-    class NestedLocators {
-
-        @BeforeAll
-        static void setTestId() {
-            playwright.selectors().setTestIdAttribute("data-test");
-        }
-
-        @DisplayName("Using roles")
-        @Test
-        void locatingAMenuItemUsingRoles() {
-            openPage();
-
-            page.getByRole(AriaRole.MENUBAR, new Page.GetByRoleOptions().setName("Main Menu"))
-                    .getByRole(AriaRole.MENUITEM, new Locator.GetByRoleOptions().setName("Home"))
-                    .click();
-        }
-
-        @DisplayName("Using roles with other strategies")
-        @Test
-        void locatingAMenuItemUsingRolesAndOtherStrategies() {
-            openPage();
-
-            page.getByRole(AriaRole.MENUBAR, new Page.GetByRoleOptions().setName("Main Menu"))
-                    .getByText("Home")
-                    .click();
-        }
-
-        @DisplayName("filtering locators by text")
-        @Test
-        void filteringMenuItems() {
-            openPage();
-
-            page.getByRole(AriaRole.MENUBAR, new Page.GetByRoleOptions().setName("Main Menu"))
-                    .getByText("Categories")
-                    .click();
-
-            page.getByRole(AriaRole.MENUBAR, new Page.GetByRoleOptions().setName("Main Menu"))
-                    .getByText("Power Tools")
-                    .click();
-
+        void openHomePage() {
+            page.navigate("https://practicesoftwaretesting.com");
             page.waitForCondition(() -> page.getByTestId("product-name").count() > 0);
-
-            List<String> allProducts = page.getByTestId("product-name")
-                    .filter(new Locator.FilterOptions().setHasText("Sander"))
-                    .allTextContents();
-
-            org.assertj.core.api.Assertions.assertThat(allProducts).allMatch(name -> name.contains("Sander"));
         }
 
-        @DisplayName("filtering locators by locator")
         @Test
-        void filteringMenuItemsByLocator() {
-            openPage();;
-
-            List<String> allProducts = page.locator(".card")
-                    .filter(new Locator.FilterOptions().setHas(page.getByText("Out of stock")))
-                    .getByTestId("product-name")
-                    .allTextContents();
+        void allProductPricesShouldBeCorrectValues() {
+            List<Double> prices = page.getByTestId("product-price")
+                    .allInnerTexts()
+                    .stream()
+                    .map(price -> Double.parseDouble(price.replace("$","")))
+                    .toList();
 
-            org.assertj.core.api.Assertions.assertThat(allProducts).hasSize(1)
-                    .allMatch(name -> name.contains("Long Nose Pliers"));
+            Assertions.assertThat(prices)
+                    .isNotEmpty()
+                    .allMatch(price -> price > 0)
+                    .doesNotContain(0.0)
+                    .allMatch(price -> price < 1000)
+                    .allSatisfy(price ->
+                            Assertions.assertThat(price)
+                                    .isGreaterThan(0.0)
+                                    .isLessThan(1000.0));
         }
     }
-
-    private void openPage() {
-        page.navigate("https://practicesoftwaretesting.com");
-        page.waitForLoadState(LoadState.NETWORKIDLE);
-    }
 }