test(e2e): Add cloudflare workers e2e test

.github/workflows/build.yml

@@ -1046,6 +1046,8 @@ jobs:
         exclude:
           - is_dependabot: true
             test-application: 'cloudflare-astro'
+          - is_dependabot: true
+            test-application: 'cloudflare-workers'
 
     steps:
       - name: Check out current commit (${{ needs.job_get_metadata.outputs.commit_label }})
@@ -1125,6 +1127,7 @@ jobs:
         test-application:
           [
             'cloudflare-astro',
+            'cloudflare-workers',
             'react-send-to-sentry',
             'node-express-send-to-sentry',
             'debug-id-sourcemaps',
@@ -1201,6 +1204,17 @@ jobs:
           directory: dist
           workingDirectory: dev-packages/e2e-tests/test-applications/${{ matrix.test-application }}
 
+      - name: Deploy Cloudflare Worker to Cloudflare
+        uses: cloudflare/wrangler-action@v3
+        if: matrix.test-application == 'cloudflare-workers'
+        with:
+          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+          accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
+          projectName: ${{ secrets.CLOUDFLARE_PROJECT_NAME }}
+          secrets: |
+            E2E_TEST_DSN=${{ secrets.E2E_TEST_DSN }}
+          workingDirectory: dev-packages/e2e-tests/test-applications/${{ matrix.test-application }}
+
   job_profiling_e2e_tests:
     name: E2E ${{ matrix.label || matrix.test-application }} Test
     # We only run E2E tests for non-fork PRs because the E2E tests require secrets to work and they can't be accessed from forks

dev-packages/e2e-tests/README.md

@@ -43,7 +43,7 @@ Test applications are completely standalone applications that can be used to ver
 these commands:
 
 ```sh
-cd packages/e2e-tests
+cd dev-packages/e2e-tests
 
 # Create a new test application folder
 mkdir test-applications/my-new-test-application # Name of the new folder doesn't technically matter but choose something meaningful

dev-packages/e2e-tests/test-applications/cloudflare-workers/.npmrc

@@ -0,0 +1,2 @@
+@sentry:registry=http://127.0.0.1:4873
+@sentry-internal:registry=http://127.0.0.1:4873

dev-packages/e2e-tests/test-applications/cloudflare-workers/.prettierrc

@@ -0,0 +1,6 @@
+{
+	"printWidth": 140,
+	"singleQuote": true,
+	"semi": true,
+	"useTabs": true
+}

dev-packages/e2e-tests/test-applications/cloudflare-workers/package.json

@@ -0,0 +1,27 @@
+{
+  "name": "cloudflare-workers",
+  "version": "0.0.0",
+  "private": true,
+  "scripts": {
+    "deploy": "wrangler deploy",
+    "dev": "wrangler dev --env E2E_TEST_DSN=$E2E_TEST_DSN",
+    "build": "wrangler dev --dry-run --env E2E_TEST_DSN=$E2E_TEST_DSN",
+    "test": "vitest",
+    "cf-typegen": "wrangler types",
+    "test:build": "pnpm install && pnpm build",
+    "test:assert": "pnpm test"
+  },
+  "dependencies": {
+    "@sentry/cloudflare": "latest || *"
+  },
+  "devDependencies": {
+    "@cloudflare/vitest-pool-workers": "^0.4.5",
+    "@cloudflare/workers-types": "^4.20240725.0",
+    "typescript": "^5.5.2",
+    "vitest": "1.5.0",
+    "wrangler": "^3.60.3"
+  },
+  "volta": {
+    "extends": "../../package.json"
+  }
+}

dev-packages/e2e-tests/test-applications/cloudflare-workers/src/index.ts

@@ -0,0 +1,26 @@
+/**
+ * Welcome to Cloudflare Workers! This is your first worker.
+ *
+ * - Run `npm run dev` in your terminal to start a development server
+ * - Open a browser tab at http://localhost:8787/ to see your worker in action
+ * - Run `npm run deploy` to publish your worker
+ *
+ * Bind resources to your worker in `wrangler.toml`. After adding bindings, a type definition for the
+ * `Env` object can be regenerated with `npm run cf-typegen`.
+ *
+ * Learn more at https://developers.cloudflare.com/workers/
+ */
+import * as Sentry from '@sentry/cloudflare';
+
+export default Sentry.withSentry(
+  (env: Env) => ({
+    dsn: env.E2E_TEST_DSN,
+    // Set tracesSampleRate to 1.0 to capture 100% of spans for tracing.
+    tracesSampleRate: 1.0,
+  }),
+  {
+    async fetch(request, env, ctx) {
+      return new Response('Hello World!');
+    },
+  } satisfies ExportedHandler<Env>,
+);

dev-packages/e2e-tests/test-applications/cloudflare-workers/test/index.spec.ts

@@ -0,0 +1,25 @@
+import { describe, expect, it } from 'vitest';
+import worker from '../src/index';
+// test/index.spec.ts
+import { SELF, createExecutionContext, env, waitOnExecutionContext } from 'cloudflare:test';
+
+// For now, you'll need to do something like this to get a correctly-typed
+// `Request` to pass to `worker.fetch()`.
+const IncomingRequest = Request<unknown, IncomingRequestCfProperties>;
+
+describe('Hello World worker', () => {
+  it('responds with Hello World! (unit style)', async () => {
+    const request = new IncomingRequest('http://example.com');
+    // Create an empty context to pass to `worker.fetch()`.
+    const ctx = createExecutionContext();
+    const response = await worker.fetch(request, env, ctx);
+    // Wait for all `Promise`s passed to `ctx.waitUntil()` to settle before running test assertions
+    await waitOnExecutionContext(ctx);
+    expect(await response.text()).toMatchInlineSnapshot(`"Hello World!"`);
+  });
+
+  it('responds with Hello World! (integration style)', async () => {
+    const response = await SELF.fetch('https://example.com');
+    expect(await response.text()).toMatchInlineSnapshot(`"Hello World!"`);
+  });
+});

dev-packages/e2e-tests/test-applications/cloudflare-workers/test/tsconfig.json

@@ -0,0 +1,8 @@
+{
+	"extends": "../tsconfig.json",
+	"compilerOptions": {
+		"types": ["@cloudflare/workers-types/experimental", "@cloudflare/vitest-pool-workers"]
+	},
+	"include": ["./**/*.ts", "../src/env.d.ts"],
+	"exclude": []
+}

dev-packages/e2e-tests/test-applications/cloudflare-workers/tsconfig.json

@@ -0,0 +1,105 @@
+{
+	"compilerOptions": {
+		/* Visit https://aka.ms/tsconfig.json to read more about this file */
+
+		/* Projects */
+		// "incremental": true,                              /* Enable incremental compilation */
+		// "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
+		// "tsBuildInfoFile": "./",                          /* Specify the folder for .tsbuildinfo incremental compilation files. */
+		// "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects */
+		// "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
+		// "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
+
+		/* Language and Environment */
+		"target": "es2021" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,
+		"lib": ["es2021"] /* Specify a set of bundled library declaration files that describe the target runtime environment. */,
+		"jsx": "react-jsx" /* Specify what JSX code is generated. */,
+		// "experimentalDecorators": true,                   /* Enable experimental support for TC39 stage 2 draft decorators. */
+		// "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
+		// "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h' */
+		// "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
+		// "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using `jsx: react-jsx*`.` */
+		// "reactNamespace": "",                             /* Specify the object invoked for `createElement`. This only applies when targeting `react` JSX emit. */
+		// "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
+		// "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
+
+		/* Modules */
+		"module": "es2022" /* Specify what module code is generated. */,
+		// "rootDir": "./",                                  /* Specify the root folder within your source files. */
+		"moduleResolution": "Bundler" /* Specify how TypeScript looks up a file from a given module specifier. */,
+		// "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
+		// "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
+		// "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
+		// "typeRoots": [],                                  /* Specify multiple folders that act like `./node_modules/@types`. */
+		"types": [
+			"@cloudflare/workers-types/2023-07-01"
+		] /* Specify type package names to be included without being referenced in a source file. */,
+		// "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
+		"resolveJsonModule": true /* Enable importing .json files */,
+		// "noResolve": true,                                /* Disallow `import`s, `require`s or `<reference>`s from expanding the number of files TypeScript should add to a project. */
+
+		/* JavaScript Support */
+		"allowJs": true /* Allow JavaScript files to be a part of your program. Use the `checkJS` option to get errors from these files. */,
+		"checkJs": false /* Enable error reporting in type-checked JavaScript files. */,
+		// "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from `node_modules`. Only applicable with `allowJs`. */
+
+		/* Emit */
+		// "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+		// "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
+		// "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
+		// "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
+		// "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If `declaration` is true, also designates a file that bundles all .d.ts output. */
+		// "outDir": "./",                                   /* Specify an output folder for all emitted files. */
+		// "removeComments": true,                           /* Disable emitting comments. */
+		"noEmit": true /* Disable emitting files from a compilation. */,
+		// "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
+		// "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types */
+		// "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
+		// "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */
+		// "mapRoot": "",                                    /* Specify the location where debugger should locate map files instead of generated locations. */
+		// "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
+		// "inlineSources": true,                            /* Include source code in the sourcemaps inside the emitted JavaScript. */
+		// "emitBOM": true,                                  /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
+		// "newLine": "crlf",                                /* Set the newline character for emitting files. */
+		// "stripInternal": true,                            /* Disable emitting declarations that have `@internal` in their JSDoc comments. */
+		// "noEmitHelpers": true,                            /* Disable generating custom helper functions like `__extends` in compiled output. */
+		// "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
+		// "preserveConstEnums": true,                       /* Disable erasing `const enum` declarations in generated code. */
+		// "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
+		// "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
+
+		/* Interop Constraints */
+		"isolatedModules": true /* Ensure that each file can be safely transpiled without relying on other imports. */,
+		"allowSyntheticDefaultImports": true /* Allow 'import x from y' when a module doesn't have a default export. */,
+		// "esModuleInterop": true /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables `allowSyntheticDefaultImports` for type compatibility. */,
+		// "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
+		"forceConsistentCasingInFileNames": true /* Ensure that casing is correct in imports. */,
+
+		/* Type Checking */
+		"strict": true /* Enable all strict type-checking options. */,
+		// "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied `any` type.. */
+		// "strictNullChecks": true,                         /* When type checking, take into account `null` and `undefined`. */
+		// "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
+		// "strictBindCallApply": true,                      /* Check that the arguments for `bind`, `call`, and `apply` methods match the original function. */
+		// "strictPropertyInitialization": true,             /* Check for class properties that are declared but not set in the constructor. */
+		// "noImplicitThis": true,                           /* Enable error reporting when `this` is given the type `any`. */
+		// "useUnknownInCatchVariables": true,               /* Type catch clause variables as 'unknown' instead of 'any'. */
+		// "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */
+		// "noUnusedLocals": true,                           /* Enable error reporting when a local variables aren't read. */
+		// "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read */
+		// "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */
+		// "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */
+		// "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */
+		// "noUncheckedIndexedAccess": true,                 /* Include 'undefined' in index signature results */
+		// "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */
+		// "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type */
+		// "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
+		// "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
+
+		/* Completeness */
+		// "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
+		"skipLibCheck": true /* Skip type checking all .d.ts files. */
+	},
+	"exclude": ["test"],
+	"include": ["worker-configuration.d.ts", "src/**/*.ts"]
+}

dev-packages/e2e-tests/test-applications/cloudflare-workers/vitest.config.mts

@@ -0,0 +1,11 @@
+import { defineWorkersConfig } from '@cloudflare/vitest-pool-workers/config';
+
+export default defineWorkersConfig({
+  test: {
+    poolOptions: {
+      workers: {
+        wrangler: { configPath: './wrangler.toml' },
+      },
+    },
+  },
+});

dev-packages/e2e-tests/test-applications/cloudflare-workers/worker-configuration.d.ts

@@ -0,0 +1,6 @@
+// Generated by Wrangler on Mon Jul 29 2024 21:44:31 GMT-0400 (Eastern Daylight Time)
+// by running `wrangler types`
+
+interface Env {
+  E2E_TEST_DSN: '';
+}