Ensure Page.setBypassCSP works with iFrames (#1056)

* Ensure Page.setBypassCSP works with iFrames

* Silence exception

* ops

* Codefactor

Author: kblok

lib/PuppeteerSharp.Tests/PageTests/SetBypassCSPTests.cs

@@ -65,12 +65,38 @@ await Page.AddScriptTagAsync(new AddTagOptions
             });
             Assert.Equal(42, await Page.EvaluateExpressionAsync<int>("window.__injected"));
 
-            await Page.GoToAsync(TestConstants.CrossProcessUrl+ "/csp.html");
+            await Page.GoToAsync(TestConstants.CrossProcessUrl + "/csp.html");
             await Page.AddScriptTagAsync(new AddTagOptions
             {
                 Content = "window.__injected = 42;"
             });
             Assert.Equal(42, await Page.EvaluateExpressionAsync<int>("window.__injected"));
         }
+
+        [Fact]
+        public async Task ShouldBypassCSPInIframesAsWell()
+        {
+            await Page.GoToAsync(TestConstants.EmptyPage);
+
+            // Make sure CSP prohibits addScriptTag in an iframe.
+            var frame = await FrameUtils.AttachFrameAsync(Page, "frame1", TestConstants.ServerUrl + "/csp.html");
+            await frame.AddScriptTagAsync(new AddTagOptions
+            {
+                Content = "window.__injected = 42;"
+            }).ContinueWith(_ => Task.CompletedTask);
+            Assert.Null(await frame.EvaluateFunctionAsync<int?>("() => window.__injected"));
+
+            // By-pass CSP and try one more time.
+            await Page.SetBypassCSPAsync(true);
+            await Page.ReloadAsync();
+
+            // Make sure CSP prohibits addScriptTag in an iframe.
+            frame = await FrameUtils.AttachFrameAsync(Page, "frame1", TestConstants.ServerUrl + "/csp.html");
+            await frame.AddScriptTagAsync(new AddTagOptions
+            {
+                Content = "window.__injected = 42;"
+            }).ContinueWith(_ => Task.CompletedTask);
+            Assert.Equal(42, await frame.EvaluateFunctionAsync<int?>("() => window.__injected"));
+        }
     }
 }

lib/PuppeteerSharp/DOMWorld.cs

@@ -150,7 +150,7 @@ await EvaluateFunctionAsync(@"html => {
             await watcherTask.ConfigureAwait(false);
         }
 
-        internal async Task<ElementHandle> AddScriptTag(AddTagOptions options)
+        internal async Task<ElementHandle> AddScriptTagAsync(AddTagOptions options)
         {
             const string addScriptUrl = @"async function addScriptUrl(url, type) {
               const script = document.createElement('script');
@@ -213,7 +213,7 @@ async Task<ElementHandle> AddScriptTagPrivate(string script, string urlOrContent
             throw new ArgumentException("Provide options with a `Url`, `Path` or `Content` property");
         }
 
-        internal async Task<ElementHandle> AddStyleTag(AddTagOptions options)
+        internal async Task<ElementHandle> AddStyleTagAsync(AddTagOptions options)
         {
             const string addStyleUrl = @"async function addStyleUrl(url) {
               const link = document.createElement('link');

lib/PuppeteerSharp/Frame.cs

@@ -374,17 +374,37 @@ public Task<JSHandle> WaitForExpressionAsync(string script, WaitForFunctionOptio
         /// <param name="options">add style tag options</param>
         /// <returns>Task which resolves to the added tag when the stylesheet's onload fires or when the CSS content was injected into frame</returns>
         /// <seealso cref="Page.AddStyleTagAsync(AddTagOptions)"/>
-        /// <seealso cref="Page.AddStyleTagAsync(string)"/>
-        public Task<ElementHandle> AddStyleTag(AddTagOptions options) => MainWorld.AddStyleTag(options);
+        /// <seealso cref="Page.AddStyleTagAsync(string)"/>
+        [Obsolete("Use AddStyleTagAsync instead")]
+        public Task<ElementHandle> AddStyleTag(AddTagOptions options) => MainWorld.AddStyleTagAsync(options);
 
         /// <summary>
         /// Adds a <c><![CDATA[<script>]]></c> tag into the page with the desired url or content
         /// </summary>
         /// <param name="options">add script tag options</param>
         /// <returns>Task which resolves to the added tag when the script's onload fires or when the script content was injected into frame</returns>
         /// <seealso cref="Page.AddScriptTagAsync(AddTagOptions)"/>
-        /// <seealso cref="Page.AddScriptTagAsync(string)"/>
-        public Task<ElementHandle> AddScriptTag(AddTagOptions options) => MainWorld.AddScriptTag(options);
+        /// <seealso cref="Page.AddScriptTagAsync(string)"/>
+        [Obsolete("Use AddScriptTagAsync instead")]
+        public Task<ElementHandle> AddScriptTag(AddTagOptions options) => MainWorld.AddScriptTagAsync(options);
+
+        /// <summary>
+        /// Adds a <c><![CDATA[<link rel="stylesheet">]]></c> tag into the page with the desired url or a <c><![CDATA[<link rel="stylesheet">]]></c> tag with the content
+        /// </summary>
+        /// <param name="options">add style tag options</param>
+        /// <returns>Task which resolves to the added tag when the stylesheet's onload fires or when the CSS content was injected into frame</returns>
+        /// <seealso cref="Page.AddStyleTagAsync(AddTagOptions)"/>
+        /// <seealso cref="Page.AddStyleTagAsync(string)"/>
+        public Task<ElementHandle> AddStyleTagAsync(AddTagOptions options) => MainWorld.AddStyleTagAsync(options);
+
+        /// <summary>
+        /// Adds a <c><![CDATA[<script>]]></c> tag into the page with the desired url or content
+        /// </summary>
+        /// <param name="options">add script tag options</param>
+        /// <returns>Task which resolves to the added tag when the script's onload fires or when the script content was injected into frame</returns>
+        /// <seealso cref="Page.AddScriptTagAsync(AddTagOptions)"/>
+        /// <seealso cref="Page.AddScriptTagAsync(string)"/>
+        public Task<ElementHandle> AddScriptTagAsync(AddTagOptions options) => MainWorld.AddScriptTagAsync(options);
 
         /// <summary>
         /// Gets the full HTML contents of the page, including the doctype.

lib/PuppeteerSharp/Page.cs

@@ -601,8 +601,8 @@ public async Task DeleteCookieAsync(params CookieParam[] cookies)
         /// Shortcut for <c>page.MainFrame.AddScriptTagAsync(options)</c>
         /// </remarks>
         /// <returns>Task which resolves to the added tag when the script's onload fires or when the script content was injected into frame</returns>
-        /// <seealso cref="Frame.AddScriptTag(AddTagOptions)"/>
-        public Task<ElementHandle> AddScriptTagAsync(AddTagOptions options) => MainFrame.AddScriptTag(options);
+        /// <seealso cref="Frame.AddScriptTagAsync(AddTagOptions)"/>
+        public Task<ElementHandle> AddScriptTagAsync(AddTagOptions options) => MainFrame.AddScriptTagAsync(options);
 
         /// <summary>
         /// Adds a <c><![CDATA[<script>]]></c> tag into the page with the desired url or content
@@ -623,7 +623,7 @@ public async Task DeleteCookieAsync(params CookieParam[] cookies)
         /// </remarks>
         /// <returns>Task which resolves to the added tag when the stylesheet's onload fires or when the CSS content was injected into frame</returns>
         /// <seealso cref="Frame.AddStyleTag(AddTagOptions)"/>
-        public Task<ElementHandle> AddStyleTagAsync(AddTagOptions options) => MainFrame.AddStyleTag(options);
+        public Task<ElementHandle> AddStyleTagAsync(AddTagOptions options) => MainFrame.AddStyleTagAsync(options);
 
         /// <summary>
         /// Adds a <c><![CDATA[<link rel="stylesheet">]]></c> tag into the page with the desired url or a <c><![CDATA[<link rel="stylesheet">]]></c> tag with the content