packager: upgrade jest-haste-map version

Summary: This allows us to get the new fix for recovery on duplicate modules.

Reviewed By: cpojer

Differential Revision: D5128975

fbshipit-source-id: 5a2b60430bbca1806a97798c482af8522366e071

packages/metro-bundler/package.json

@@ -24,7 +24,7 @@
     "fbjs": "0.8.12",
     "graceful-fs": "^4.1.3",
     "image-size": "^0.3.5",
-    "jest-haste-map": "19.0.0",
+    "jest-haste-map": "^20.0.4",
     "json-stable-stringify": "^1.0.1",
     "json5": "^0.4.0",
     "left-pad": "^1.1.3",

packages/metro-bundler/src/node-haste/DependencyGraph.js

@@ -111,7 +111,7 @@ class DependencyGraph extends EventEmitter {
     return new JestHasteMap({
       extensions: opts.sourceExts.concat(opts.assetExts),
       forceNodeFilesystemAPI: opts.forceNodeFilesystemAPI,
-      ignorePattern: {test: opts.ignoreFilePath},
+      ignorePattern: opts.ignoreFilePath,
       maxWorkers: opts.maxWorkerCount,
       mocksPattern: '',
       name: 'react-native-packager-' + JEST_HASTE_MAP_CACHE_BREAKER,

packages/metro-bundler/src/node-haste/__tests__/DependencyGraph-test.js

@@ -5398,7 +5398,7 @@ describe('DependencyGraph', function() {
         });
     });
 
-    it('should recover from multiple modules with the same name (but this is broken right now)', async () => {
+    it('should recover from multiple modules with the same name', async () => {
       const root = '/root';
       console.warn = jest.fn();
       const filesystem = setMockFileSystem({
@@ -5435,17 +5435,11 @@ describe('DependencyGraph', function() {
         await triggerAndProcessWatchEvent(dgraph, 'change', root + '/b.js');
       }
 
-      // This verifies that it is broken right now. Instead of throwing it should
-      // return correct results. Once this is fixed in `jest-haste`, remove
-      // the whole try catch and verify results are matching a snapshot.
-      try {
-        await getOrderedDependenciesAsJSON(dgraph, root + '/index.js');
-        throw new Error('expected `getOrderedDependenciesAsJSON` to fail');
-      } catch (error) {
-        if (error.type !== 'UnableToResolveError') {
-          throw error;
-        }
-      }
+      const deps = await getOrderedDependenciesAsJSON(
+        dgraph,
+        root + '/index.js',
+      );
+      expect(deps).toMatchSnapshot();
     });
   });
 

packages/metro-bundler/src/node-haste/__tests__/__snapshots__/DependencyGraph-test.js.snap

@@ -0,0 +1,36 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`DependencyGraph file watch updating should recover from multiple modules with the same name 1`] = `
+Array [
+  Object {
+    "dependencies": Array [
+      "a",
+      "b",
+    ],
+    "id": "index",
+    "isAsset": false,
+    "isJSON": false,
+    "isPolyfill": false,
+    "path": "/root/index.js",
+    "resolution": undefined,
+  },
+  Object {
+    "dependencies": Array [],
+    "id": "a",
+    "isAsset": false,
+    "isJSON": false,
+    "isPolyfill": false,
+    "path": "/root/a.js",
+    "resolution": undefined,
+  },
+  Object {
+    "dependencies": Array [],
+    "id": "b",
+    "isAsset": false,
+    "isJSON": false,
+    "isPolyfill": false,
+    "path": "/root/b.js",
+    "resolution": undefined,
+  },
+]
+`;