From a30d6c9dc413d9c60bed2d4daecba4552abd7fe9 Mon Sep 17 00:00:00 2001
From: Pavel Savara <pavel.savara@gmail.com>
Date: Mon, 16 Oct 2023 18:38:00 +0200
Subject: [PATCH] [browser] bench - separate scripts for memory snapshot
 (#93548)

---
 src/mono/sample/mbr/browser/WasmDelta.csproj  |  2 +-
 src/mono/sample/wasm/Directory.Build.targets  |  2 +-
 .../sample/wasm/blazor-frame/wwwroot/frame.js | 12 -----
 .../wasm/blazor-frame/wwwroot/index.html      |  4 +-
 .../wasm/blazor-frame/wwwroot/start.html      | 33 +++++++++++++
 .../sample/wasm/blazor-frame/wwwroot/start.js | 49 +++++++++++++++++++
 .../sample/wasm/browser-bench/AppStart.cs     |  3 +-
 .../sample/wasm/browser-frame/wwwroot/main.js |  4 --
 .../wasm/browser-frame/wwwroot/start.html     | 18 +++++++
 .../wasm/browser-frame/wwwroot/start.js       | 29 +++++++++++
 .../Wasm.Browser.WebPack.Sample.csproj        |  2 +-
 src/mono/sample/wasm/wasm.mk                  |  2 +-
 12 files changed, 137 insertions(+), 23 deletions(-)
 create mode 100644 src/mono/sample/wasm/blazor-frame/wwwroot/start.html
 create mode 100644 src/mono/sample/wasm/blazor-frame/wwwroot/start.js
 create mode 100644 src/mono/sample/wasm/browser-frame/wwwroot/start.html
 create mode 100644 src/mono/sample/wasm/browser-frame/wwwroot/start.js

diff --git a/src/mono/sample/mbr/browser/WasmDelta.csproj b/src/mono/sample/mbr/browser/WasmDelta.csproj
index f040a672401d9..5bc8d24aa5b38 100644
--- a/src/mono/sample/mbr/browser/WasmDelta.csproj
+++ b/src/mono/sample/mbr/browser/WasmDelta.csproj
@@ -54,6 +54,6 @@
   <Import Project="$(MonoProjectRoot)wasm\build\WasmApp.InTree.targets" />
 
   <Target Name="RunSample" DependsOnTargets="Build">
-    <Exec Command="$(_Dotnet) serve -o -d:bin/$(Configuration)/AppBundle -p:8000 --mime .mjs=text/javascript" IgnoreExitCode="true" YieldDuringToolExecution="true" />
+    <Exec Command="$(_Dotnet) serve -S -o -d:bin/$(Configuration)/AppBundle -p:8000 --mime .mjs=text/javascript" IgnoreExitCode="true" YieldDuringToolExecution="true" />
   </Target>
 </Project>
diff --git a/src/mono/sample/wasm/Directory.Build.targets b/src/mono/sample/wasm/Directory.Build.targets
index 7ee7a50412fae..e320d5fd29dbb 100644
--- a/src/mono/sample/wasm/Directory.Build.targets
+++ b/src/mono/sample/wasm/Directory.Build.targets
@@ -64,7 +64,7 @@
     <Exec Command="dotnet tool install -g dotnet-serve" IgnoreExitCode="true" />
   </Target>
   <Target Name="RunSampleWithBrowser" DependsOnTargets="BuildSampleInTree;CheckServe">
-    <Exec Command="$(_Dotnet) serve -o -d:bin/$(Configuration)/AppBundle -p:8000 $(_ServeMimeTypes) $(_ServeHeaders)" IgnoreExitCode="true" YieldDuringToolExecution="true" />
+    <Exec Command="$(_Dotnet) serve -S -o -d:bin/$(Configuration)/AppBundle -p:8000 $(_ServeMimeTypes) $(_ServeHeaders)" IgnoreExitCode="true" YieldDuringToolExecution="true" />
   </Target>
   <Target Name="RunSampleWithBrowserAndSimpleServer" DependsOnTargets="BuildSampleInTree">
     <Exec Command="$(_Dotnet) build -c $(Configuration) ..\simple-server\HttpServer.csproj" />
diff --git a/src/mono/sample/wasm/blazor-frame/wwwroot/frame.js b/src/mono/sample/wasm/blazor-frame/wwwroot/frame.js
index 4e8403bdc7b8e..6fde46d2b32be 100644
--- a/src/mono/sample/wasm/blazor-frame/wwwroot/frame.js
+++ b/src/mono/sample/wasm/blazor-frame/wwwroot/frame.js
@@ -29,18 +29,6 @@ try {
     window.muteErrors = () => {
         mute = true;
     }
-
-    const urlParams = new URLSearchParams(window.location.search);
-    const myParam = urlParams.get('memorySnapshot');
-
-    Blazor.start({
-        configureRuntime: dotnet => {
-            if (myParam === "true") {
-                dotnet.withStartupMemoryCache(true);
-            }
-        }
-    });
-
 }
 catch (err) {
     if (!mute) {
diff --git a/src/mono/sample/wasm/blazor-frame/wwwroot/index.html b/src/mono/sample/wasm/blazor-frame/wwwroot/index.html
index 581f46b23a663..2ee38e5ecc530 100644
--- a/src/mono/sample/wasm/blazor-frame/wwwroot/index.html
+++ b/src/mono/sample/wasm/blazor-frame/wwwroot/index.html
@@ -26,8 +26,8 @@
         <a href="" class="reload">Reload</a>
         <a class="dismiss">🗙</a>
     </div>
-    <script type="module" src="_framework/blazor.webassembly.js" autostart="false"></script>
-    <script type="module" src="frame.js"></script>
+    <script type="module" src="./_framework/blazor.webassembly.js"></script>
+    <script type="module" src="./frame.js"></script>
 </body>
 
 </html>
diff --git a/src/mono/sample/wasm/blazor-frame/wwwroot/start.html b/src/mono/sample/wasm/blazor-frame/wwwroot/start.html
new file mode 100644
index 0000000000000..4e61123976dba
--- /dev/null
+++ b/src/mono/sample/wasm/blazor-frame/wwwroot/start.html
@@ -0,0 +1,33 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
+    <title>blazor</title>
+    <base href="./" />
+    <link rel="stylesheet" href="css/bootstrap/bootstrap.min.css" />
+    <link rel="stylesheet" href="css/bootstrap-icons/bootstrap-icons.min.css" />
+    <link rel="stylesheet" href="css/app.css" />
+    <link rel="icon" type="image/png" href="favicon.png" />
+    <link href="blazor.styles.css" rel="stylesheet" />
+</head>
+
+<body>
+    <div id="app">
+        <svg class="loading-progress">
+            <circle r="40%" cx="50%" cy="50%" />
+            <circle r="40%" cx="50%" cy="50%" />
+        </svg>
+        <div class="loading-progress-text"></div>
+    </div>
+
+    <div id="blazor-error-ui">
+        An unhandled error has occurred.
+        <a href="" class="reload">Reload</a>
+        <a class="dismiss">🗙</a>
+    </div>
+    <script type="module" src="./_framework/blazor.webassembly.js" autostart="false"></script>
+    <script type="module" src="./start.js"></script>
+</body>
+
+</html>
diff --git a/src/mono/sample/wasm/blazor-frame/wwwroot/start.js b/src/mono/sample/wasm/blazor-frame/wwwroot/start.js
new file mode 100644
index 0000000000000..4e8403bdc7b8e
--- /dev/null
+++ b/src/mono/sample/wasm/blazor-frame/wwwroot/start.js
@@ -0,0 +1,49 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+"use strict";
+
+class FrameApp {
+    reachedCallback() {
+        if (window.parent != window) {
+            window.parent.resolveAppStartEvent("reached");
+        }
+    }
+}
+
+let mute = false;
+try {
+    globalThis.frameApp = new FrameApp();
+    globalThis.frameApp.ReachedCallback = globalThis.frameApp.reachedCallback.bind(globalThis.frameApp);
+    if (window.parent != window) {
+        window.addEventListener("pageshow", event => { window.parent.resolveAppStartEvent("pageshow"); })
+    }
+
+    // receive blazor benchmark event and forward it to resolveAppStartEvent
+    window.receiveBenchmarkEvent = function (name) {
+        if (window !== window.parent) {
+            window.parent.resolveAppStartEvent("blazor: " + name);
+        }
+    };
+
+    window.muteErrors = () => {
+        mute = true;
+    }
+
+    const urlParams = new URLSearchParams(window.location.search);
+    const myParam = urlParams.get('memorySnapshot');
+
+    Blazor.start({
+        configureRuntime: dotnet => {
+            if (myParam === "true") {
+                dotnet.withStartupMemoryCache(true);
+            }
+        }
+    });
+
+}
+catch (err) {
+    if (!mute) {
+        console.error(`WASM ERROR ${err}`);
+    }
+}
diff --git a/src/mono/sample/wasm/browser-bench/AppStart.cs b/src/mono/sample/wasm/browser-bench/AppStart.cs
index 045449c2522a6..411c5cc8c925c 100644
--- a/src/mono/sample/wasm/browser-bench/AppStart.cs
+++ b/src/mono/sample/wasm/browser-bench/AppStart.cs
@@ -134,6 +134,7 @@ class BlazorReachManagedSnapshot : BlazorAppStartMeasurement
             public override string Name => "Blazor Reach managed snapshot";
             public override int InitialSamples => 3;
             public override bool HasRunStepAsync => true;
+            protected override string FramePage => "start.html?memorySnapshot=true";
 
             public override async Task RunStepAsync()
             {
@@ -224,7 +225,7 @@ class BrowserReachManagedSnapshot : BrowserAppStartMeasurement
             public override string Name => "Browser Reach managed snapshot";
             public override int InitialSamples => 3;
             public override bool HasRunStepAsync => true;
-            protected override string FramePage => "?memorySnapshot=true";
+            protected override string FramePage => "start.html?memorySnapshot=true";
 
             public override async Task RunStepAsync()
             {
diff --git a/src/mono/sample/wasm/browser-frame/wwwroot/main.js b/src/mono/sample/wasm/browser-frame/wwwroot/main.js
index 25d884bca3620..a073fc9cf7032 100644
--- a/src/mono/sample/wasm/browser-frame/wwwroot/main.js
+++ b/src/mono/sample/wasm/browser-frame/wwwroot/main.js
@@ -3,12 +3,8 @@
 
 import { dotnet } from './_framework/dotnet.js'
 
-const urlParams = new URLSearchParams(window.location.search);
-const myParam = urlParams.get('memorySnapshot');
-
 const { setModuleImports, getAssemblyExports, getConfig } = await dotnet
     .withDiagnosticTracing(false)
-    .withStartupMemoryCache(myParam === "true")
     .withApplicationArgumentsFromQuery()
     .create();
 
diff --git a/src/mono/sample/wasm/browser-frame/wwwroot/start.html b/src/mono/sample/wasm/browser-frame/wwwroot/start.html
new file mode 100644
index 0000000000000..9dad19ec0a1cd
--- /dev/null
+++ b/src/mono/sample/wasm/browser-frame/wwwroot/start.html
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<!--  Licensed to the .NET Foundation under one or more agreements. -->
+<!-- The .NET Foundation licenses this file to you under the MIT license. -->
+<html>
+
+<head>
+  <title>browser-frame</title>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <script type='module' src="./start.js"></script>
+  <script type="module" src="./frame.js"></script>
+</head>
+
+<body>
+  <span id="out"></span>
+</body>
+
+</html>
diff --git a/src/mono/sample/wasm/browser-frame/wwwroot/start.js b/src/mono/sample/wasm/browser-frame/wwwroot/start.js
new file mode 100644
index 0000000000000..25d884bca3620
--- /dev/null
+++ b/src/mono/sample/wasm/browser-frame/wwwroot/start.js
@@ -0,0 +1,29 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+import { dotnet } from './_framework/dotnet.js'
+
+const urlParams = new URLSearchParams(window.location.search);
+const myParam = urlParams.get('memorySnapshot');
+
+const { setModuleImports, getAssemblyExports, getConfig } = await dotnet
+    .withDiagnosticTracing(false)
+    .withStartupMemoryCache(myParam === "true")
+    .withApplicationArgumentsFromQuery()
+    .create();
+
+setModuleImports('main.js', {
+    window: {
+        location: {
+            href: () => globalThis.window.location.href
+        }
+    }
+});
+
+const config = getConfig();
+const exports = await getAssemblyExports(config.mainAssemblyName);
+const text = exports.MyClass.Greeting();
+console.log(text);
+
+document.getElementById('out').innerHTML = text;
+await dotnet.run();
\ No newline at end of file
diff --git a/src/mono/sample/wasm/browser-webpack/Wasm.Browser.WebPack.Sample.csproj b/src/mono/sample/wasm/browser-webpack/Wasm.Browser.WebPack.Sample.csproj
index 10a01beae6eda..8c59adb0a7b9e 100644
--- a/src/mono/sample/wasm/browser-webpack/Wasm.Browser.WebPack.Sample.csproj
+++ b/src/mono/sample/wasm/browser-webpack/Wasm.Browser.WebPack.Sample.csproj
@@ -36,7 +36,7 @@
   </Target>
 
   <Target Name="RunSample" DependsOnTargets="WebPack">
-    <Exec Command="dotnet serve --directory $(WasmAppDir)" WorkingDirectory="$(MSBuildProjectDirectory)"/>
+    <Exec Command="dotnet serve -S --directory $(WasmAppDir)" WorkingDirectory="$(MSBuildProjectDirectory)"/>
   </Target>
 
 </Project>
diff --git a/src/mono/sample/wasm/wasm.mk b/src/mono/sample/wasm/wasm.mk
index 95f3eb8143536..1594d8d58993b 100644
--- a/src/mono/sample/wasm/wasm.mk
+++ b/src/mono/sample/wasm/wasm.mk
@@ -38,7 +38,7 @@ run-browser:
 		echo "The tool dotnet-serve could not be found. Install with: $(DOTNET) tool install --global dotnet-serve"; \
 		exit 1; \
 	else  \
-		$(DOTNET) serve -d:bin/$(CONFIG)/AppBundle $(CORS_HEADERS) $(OPEN_BROWSER) -p:8000; \
+		$(DOTNET) serve -S -d:bin/$(CONFIG)/AppBundle $(CORS_HEADERS) $(OPEN_BROWSER) -p:8000; \
 	fi
 
 run-console: