Fix globally interactive tests.

Author: ilonatommy

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

@@ -41,11 +41,13 @@ public void CanRenderNotFoundInteractive(string renderingMode, bool useCustomNot
         }
         else
         {
-            var bodyText = Browser.FindElement(By.TagName("body")).Text;
-            Assert.Contains("There's nothing here", bodyText);
+            AssertNotFoundContentNotRendered();
         }
     }
 
+    private void AssertNotFoundContentNotRendered() =>
+        Browser.Equal("Any content", () => Browser.FindElement(By.Id("test-info")).Text);
+
     [Fact]
     public async Task CanSetNotFoundStatus()
     {
@@ -170,23 +172,16 @@ public void CanRenderNotFoundIfNotFoundPageTypeNotProvided_SSR(bool streamingSta
     {
         string streamingPath = streamingStarted ? "-streaming" : "";
         Navigate($"{ServerPathBase}/reexecution/set-not-found-ssr{streamingPath}");
-        if (streamingStarted)
-        {
-            AssertReExecutedPageRendered();
-        }
-        else
-        {
-            AssertNotFoundFragmentRendered();
-        }
+        AssertReExecutedPageRendered();
     }
 
     [Theory]
     [InlineData("ServerNonPrerendered")]
     [InlineData("WebAssemblyNonPrerendered")]
     public void DoesNotReExecuteIf404WasHandled_Interactive(string renderMode)
     {
-        Navigate($"{ServerPathBase}/reexecution/set-not-found?renderMode={renderMode}");
-        AssertNotFoundFragmentRendered();
+        Navigate($"{ServerPathBase}/reexecution/set-not-found?useCustomNotFoundPage=true&renderMode={renderMode}");
+        AssertNotFoundPageRendered();
     }
 
     private void AssertNotFoundFragmentRendered() =>