update windows tests

.github/workflows/BuildTestsWindows.yml

@@ -9,6 +9,18 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+    - name: Downlaod Jom
+      run: |
+        Invoke-WebRequest -Uri "http://download.qt.io/official_releases/jom/jom_1_1_3.zip" -OutFile "jom_1_1_3.zip"
+        New-Item -Name "jom" -ItemType "directory"
+        Expand-Archive -Path jom_1_1_3.zip -DestinationPath .\jom
+        echo "::add-path::$(Get-Location)\jom"
+    - name: Setup env variables
+      id: envs
+      run: |
+        echo '::set-env name=VCINSTALLDIR::C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC'
+    - name: Setup MSVC
+      uses: ilammy/msvc-dev-cmd@v1
     - name: Install Qt
       uses: jurplel/install-qt-action@v2
 #    - name: Install dependencies
@@ -18,4 +30,4 @@ jobs:
     - name: Build Tests
       run: |
         qmake apps/sample/sample.pro
-        make -j4
+        jom -j4