tests: Test that spoofing on the web is good enough

ruffle-rs · Oct 13, 2024 · 0038ba4 · 0038ba4
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diff --git a/web/packages/selfhosted/test/polyfill/spoofing/expected.html b/web/packages/selfhosted/test/polyfill/spoofing/expected.html
@@ -0,0 +1,5 @@
+<ruffle-object
+                data="/test_assets/example.swf"
+                width="500"
+                height="500"
+></ruffle-object>
diff --git a/web/packages/selfhosted/test/polyfill/spoofing/index.html b/web/packages/selfhosted/test/polyfill/spoofing/index.html
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html>
+    <head>
+        <meta charset="utf-8" />
+        <title>Spoofing Test</title>
+    </head>
+
+    <body>
+        <div id="test-container">
+            <object
+                data="/test_assets/example.swf"
+                width="500"
+                height="500"
+            ></object>
+        </div>
+    </body>
+</html>
diff --git a/web/packages/selfhosted/test/polyfill/spoofing/test.ts b/web/packages/selfhosted/test/polyfill/spoofing/test.ts
@@ -0,0 +1,62 @@
+import { openTest, injectRuffleAndWait } from "../../utils.js";
+import { expect, use } from "chai";
+import chaiHtml from "chai-html";
+import fs from "fs";
+
+use(chaiHtml);
+
+describe("Spoofing is not easily detectable", () => {
+    it("loads the test", async () => {
+        await openTest(browser, `polyfill/spoofing`);
+    });
+
+    it("Polyfills", async () => {
+        await injectRuffleAndWait(browser);
+        await browser.$("<ruffle-object />").waitForExist();
+
+        const actual = await browser.$("#test-container").getHTML(false);
+        const expected = fs.readFileSync(
+            `${import.meta.dirname}/expected.html`,
+            "utf8",
+        );
+        expect(actual).html.to.equal(expected);
+    });
+
+    it("Spoofs navigator.plugins", async () => {
+        let names = await browser.execute(() => {
+            let names = [];
+            for (let i = 0; i < navigator.plugins.length; i++) {
+                names.push(navigator.plugins[i]!.name);
+            }
+            return names;
+        });
+        expect(names).to.include("Shockwave Flash");
+
+        let instance = await browser.execute(() => {
+            return navigator.plugins instanceof PluginArray
+        })
+        expect(instance).be.true;
+    });
+
+    it("Spoofs navigator.mimeTypes", async () => {
+        let types = await browser.execute(() => {
+            let types = [];
+            for (let i = 0; i < navigator.mimeTypes.length; i++) {
+                types.push(navigator.mimeTypes[i]!.type);
+            }
+            return types;
+        });
+        expect(types).to.include("application/x-shockwave-flash");
+
+        let instance = await browser.execute(() => {
+            for (let i = 0; i < navigator.mimeTypes.length; i++) {
+                if (!(navigator.mimeTypes[i] instanceof MimeType)) {
+                    return false;
+                }
+            }
+            return navigator.mimeTypes instanceof MimeTypeArray;
+        })
+        expect(instance).be.true;
+    });
+
+});