add pnpm integration tests

snapshots/input/pnpm-workspaces/package.json

@@ -0,0 +1,13 @@
+{
+  "name": "multi-project",
+  "version": "1.0.0",
+  "description": "Example TS/JS project",
+  "main": "src/main.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "private": true,
+  "packageManager": "[email protected]"
+}

snapshots/input/pnpm-workspaces/packages/a/package.json

@@ -0,0 +1,11 @@
+{
+  "name": "@example/a",
+  "version": "1.0.0",
+  "description": "Example TS/JS project",
+  "main": "src/a.ts",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC"
+}

snapshots/input/pnpm-workspaces/packages/a/src/a.ts

@@ -0,0 +1,3 @@
+export function a(): string {
+  return ''
+}

snapshots/input/pnpm-workspaces/packages/a/tsconfig.json

@@ -0,0 +1,9 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "rootDir": ".",
+    "baseUrl": ".",
+    "outDir": "dist"
+  },
+  "include": ["src/*"]
+}

snapshots/input/pnpm-workspaces/packages/b/package.json

@@ -0,0 +1,14 @@
+{
+  "name": "@example/b",
+  "version": "1.0.0",
+  "description": "Example TS/JS project",
+  "main": "src/b.ts",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "@example/a": "1.0.0"
+  }
+}

snapshots/input/pnpm-workspaces/packages/b/src/b.ts

@@ -0,0 +1,5 @@
+import { a } from '@example/a'
+
+export function b() {
+  return a()
+}

snapshots/input/pnpm-workspaces/packages/b/tsconfig.json

@@ -0,0 +1,11 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {
+    "rootDir": ".",
+    "baseUrl": "./src",
+    "sourceRoot": "src",
+    "outDir": "dist"
+  },
+  "include": ["src/*"],
+  "references": [{ "path": "../a" }]
+}

snapshots/input/pnpm-workspaces/pnpm-workspace.yaml

@@ -0,0 +1,2 @@
+packages:
+  - 'packages/*'

snapshots/input/pnpm-workspaces/tsconfig.json

@@ -0,0 +1,24 @@
+{
+  "extends": "@sourcegraph/tsconfig",
+  "compilerOptions": {
+    "target": "es2020",
+    "module": "commonjs",
+    "allowJs": false,
+    "moduleResolution": "node",
+    "esModuleInterop": true,
+    "lib": ["esnext", "dom", "dom.iterable"],
+    "sourceMap": true,
+    "declaration": true,
+    "declarationMap": true,
+    "skipLibCheck": true,
+    "skipDefaultLibCheck": true,
+    "noErrorTruncation": true,
+    "importHelpers": true,
+    "resolveJsonModule": true,
+    "composite": true,
+    "outDir": "out",
+    "rootDir": "."
+  },
+  "include": [],
+  "exclude": ["out", "node_modules", "dist"]
+}

snapshots/output/pnpm-workspaces/packages/a/src/a.ts

@@ -0,0 +1,8 @@
+  export function a(): string {
+// definition @example/a 1.0.0 src/`a.ts`/
+//documentation ```ts\nmodule "a.ts"\n```
+//                ^ definition @example/a 1.0.0 src/`a.ts`/a().
+//                documentation ```ts\nfunction a(): string\n```
+    return ''
+  }
+

snapshots/output/pnpm-workspaces/packages/b/src/b.ts

@@ -0,0 +1,13 @@
+  import { a } from '@example/a'
+// definition @example/b 1.0.0 src/`b.ts`/
+//documentation ```ts\nmodule "b.ts"\n```
+//         ^ reference @example/a 1.0.0 src/`a.ts`/a().
+//                  ^^^^^^^^^^^^ reference @example/a 1.0.0 src/`a.ts`/
+
+  export function b() {
+//                ^ definition @example/b 1.0.0 src/`b.ts`/b().
+//                documentation ```ts\nfunction b(): string\n```
+    return a()
+//         ^ reference @example/a 1.0.0 src/`a.ts`/a().
+  }
+

src/main.test.ts

@@ -31,6 +31,7 @@ if (isUpdate && fs.existsSync(outputDirectory)) {
 }
 interface PackageJson {
   workspaces: string[]
+  packageManager?: string
 }
 for (const snapshotDirectory of snapshotDirectories) {
   // Uncomment below if you want to skip certain tests for local development.
@@ -56,7 +57,7 @@ for (const snapshotDirectory of snapshotDirectories) {
       output,
       yarnWorkspaces: Boolean(packageJson.workspaces),
       yarnBerryWorkspaces: false,
-      pnpmWorkspaces: false,
+      pnpmWorkspaces: Boolean(packageJson.packageManager?.includes('pnpm')),
       progressBar: false,
       indexedProjects: new Set(),
       globalCaches: true,