Fix tests - use specific ID, not TagName that picks the first element of the type.

Author: ilonatommy

src/Components/test/E2ETest/Tests/SectionsWithCascadingParametersTest.cs

@@ -35,7 +35,7 @@ public void RenderSectionContent_CascadingParameterForSectionOutletIsDeterminedB
         Browser.FindElement(By.Id("render-section-outlet")).Click();
         Browser.FindElement(By.Id("render-second-section-content")).Click();
 
-        Browser.Equal("Second Section with additional text for second section", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("Second Section with additional text for second section", () => Browser.Exists(By.Id("text-component")).Text);
     }
 
     [Fact]
@@ -46,7 +46,7 @@ public void ChangeCascadingValueForSectionContent_CascadingValueForSectionOutlet
 
         Browser.FindElement(By.Id("change-cascading-value")).Click();
 
-        Browser.Equal("First Section with additional text for second section", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("First Section with additional text for second section", () => Browser.Exists(By.Id("text-component")).Text);
     }
 
     [Fact]
@@ -56,7 +56,7 @@ public void RenderTwoSectionContentsWithSameId_CascadingParameterForSectionOutle
         Browser.FindElement(By.Id("render-first-section-content")).Click();
         Browser.FindElement(By.Id("render-section-outlet")).Click();
 
-        Browser.Equal("First Section with additional text for first section", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("First Section with additional text for first section", () => Browser.Exists(By.Id("text-component")).Text);
     }
 
     [Fact]
@@ -68,7 +68,7 @@ public void SecondSectionContentIdChanged_CascadingParameterForSectionOutletIsDe
 
         Browser.FindElement(By.Id("change-second-section-content-id")).Click();
 
-        Browser.Equal("First Section with additional text for first section", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("First Section with additional text for first section", () => Browser.Exists(By.Id("text-component")).Text);
     }
 
     [Fact]
@@ -80,7 +80,7 @@ public void SecondSectionContentDisposed_CascadingParameterForSectionOutletIsDet
 
         Browser.FindElement(By.Id("dispose-second-section-content")).Click();
 
-        Browser.Equal("First Section with additional text for first section", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("First Section with additional text for first section", () => Browser.Exists(By.Id("text-component")).Text);
     }
 
     [Fact]
@@ -92,7 +92,7 @@ public void FirstSectionContentDisposedThenRenderSecondSectionContent_CascadingP
         Browser.FindElement(By.Id("dispose-first-section-content")).Click();
         Browser.FindElement(By.Id("render-second-section-content")).Click();
 
-        Browser.Equal("Second Section with additional text for second section", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("Second Section with additional text for second section", () => Browser.Exists(By.Id("text-component")).Text);
     }
 
     [Fact]
@@ -105,6 +105,6 @@ public void SectionOutletIdChanged_CascadingParameterForSectionOutletIsDetermine
 
         Browser.FindElement(By.Id("change-section-outlet-id")).Click();
 
-        Browser.Equal("Second Section with additional text for second section", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("Second Section with additional text for second section", () => Browser.Exists(By.Id("text-component")).Text);
     }
 }

src/Components/test/E2ETest/Tests/SectionsWithErrorBoundaryTest.cs

@@ -37,7 +37,7 @@ public void RenderSectionContent_ErrorBoundaryForSectionOutletContentIsDetermine
 
         Browser.FindElement(By.Id("error-button")).Click();
 
-        Browser.Equal("Sorry!", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("Sorry!", () => Browser.Exists(By.Id("error-content")).Text);
     }
 
     [Fact]
@@ -88,7 +88,7 @@ public void FirstSectionContentDisposedThenRenderSecondSectionContent_ErrorBound
         Browser.FindElement(By.Id("render-second-section-content")).Click();
         Browser.FindElement(By.Id("error-button")).Click();
 
-        Browser.Equal("Sorry!", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("Sorry!", () => Browser.Exists(By.Id("error-content")).Text);
     }
 
     [Fact]
@@ -102,6 +102,6 @@ public void SectionOutletIdChanged_ErrorBoundaryForSectionOutletIsDeterminedByMa
         Browser.FindElement(By.Id("change-section-outlet-id")).Click();
         Browser.FindElement(By.Id("error-button")).Click();
 
-        Browser.Equal("Sorry!", () => Browser.Exists(By.TagName("p")).Text);
+        Browser.Equal("Sorry!", () => Browser.Exists(By.Id("error-content")).Text);
     }
 }

src/Components/test/testassets/BasicTestApp/SectionsTest/SectionsWithErrorBoundary.razor

@@ -40,7 +40,7 @@
             </SectionContent>
         </ChildContent>
         <ErrorContent>
-            <p>Sorry!</p>
+            <p id="error-content">Sorry!</p>
         </ErrorContent>
     </ErrorBoundary>
 }

src/Components/test/testassets/BasicTestApp/SectionsTest/TextComponentWithCascadingParameter.razor

@@ -1,4 +1,4 @@
-<p>@Text @AdditionalText</p>
+<p id="text-component">@Text @AdditionalText</p>
 
 @code {
     [Parameter]