test: remove invalid test and avoid jest pick up tests from emsdk folder.

jest.config.js

@@ -1,8 +1,7 @@
 module.exports = {
-    setupFilesAfterEnv: [
-        './src/__test__/setup_jest.js'
-    ],
+  testPathIgnorePatterns: ['/build/', '/dist/', '/node_modules/'],
+  setupFilesAfterEnv: ['./src/__test__/setup_jest.js'],
   moduleNameMapper: {
-        '@/(.*)': '<rootDir>/src/$1'
-    }
+    '@/(.*)': '<rootDir>/src/$1',
+  },
 };

src/decrypt/__test__/QmcCache.test.ts

@@ -1,20 +0,0 @@
-// import { DecryptBuffer as DecryptQmcCacheBuffer } from '../qmccache';
-// import fs from 'fs';
-//
-// const expectedBuffer = fs.readFileSync(__dirname + '/fixture/qmc_cache_expected.bin');
-//
-// const createInputBuffer = () => {
-//   const buffer = Buffer.alloc(256);
-//   for (let i = buffer.byteLength; i >= 0; i--) {
-//     buffer[i] = i;
-//   }
-//   return buffer;
-// };
-//
-// describe('decrypt/qmccache', () => {
-//   it('should decrypt specified buffer correctly', () => {
-//     const input = createInputBuffer();
-//     DecryptQmcCacheBuffer(input);
-//     expect(input).toEqual(expectedBuffer);
-//   });
-// });