Make E2E tests actually prove something

SteveSandersonMS · SteveSandersonMS · commit f8b30c851741 · 2019-12-10T13:46:25.000Z
diff --git a/src/Components/test/E2ETest/Tests/StartupErrorNotificationTest.cs b/src/Components/test/E2ETest/Tests/StartupErrorNotificationTest.cs
@@ -20,6 +20,7 @@ public StartupErrorNotificationTest(
             ITestOutputHelper output)
             : base(browserFixture, serverFixture, output)
         {
+            _serverFixture.PathBase = ServerPathBase;
         }
 
         [Theory]
diff --git a/src/Components/test/testassets/BasicTestApp/wwwroot/index.html b/src/Components/test/testassets/BasicTestApp/wwwroot/index.html
@@ -14,7 +14,8 @@
 <body>
     <root>Loading...</root>
 
-    <div id="blazor-error-ui">
+    <!-- Explicit display:none required so StartupErrorNotificationTest can observe it change -->
+    <div id="blazor-error-ui" style="display: none;">
         An unhandled error has occurred.
         <a href class='reload'>Reload</a>
         <a class='dismiss' style="cursor: pointer;">🗙</a>

Original file line number	Diff line number	Diff line change
`@@ -20,6 +20,7 @@ public StartupErrorNotificationTest(`
`20`	`20`	`ITestOutputHelper output)`
`21`	`21`	`: base(browserFixture, serverFixture, output)`
`22`	`22`	`{`
	`23`	`+ _serverFixture.PathBase = ServerPathBase;`
`23`	`24`	`}`
`24`	`25`
`25`	`26`	`[Theory]`