Update test workflow

.github/workflows/test.yml

@@ -4,22 +4,40 @@ on: [push]
 
 jobs:
   build:
+    env:
+      NIM_VERSION: 1.0.2
 
     runs-on: ubuntu-latest
 
     steps:
+    - name: Setup environment
+      run: echo "::set-env name=NIM_VERSION::$NIM_VERSION"
+
     - uses: actions/checkout@master
+
     - name: Cache choosenim
       id: cache-choosenim
       uses: actions/cache@v1
       with:
         path: ~/.choosenim
-        key: ${{ runner.os }}-choosenim-stable
+        key: ${{ runner.os }}-choosenim-${{ env.NIM_VERSION }}
+
     - name: Cache nimble
       id: cache-nimble
       uses: actions/cache@v1
       with:
         path: ~/.nimble
-        key: ${{ runner.os }}-nimble-stable
-    - uses: jiro4989/setup-nim-action@v1.0.1
-    - run: nimble test -Y
+        key: ${{ runner.os }}-nimble-${{ env.NIM_VERSION }}
+    
+    - name: Install Nim
+      if: steps.cache-choosenim.outputs.cache-hit != 'true' || steps.cache-nimble.outputs.cache-hit != 'true'
+      run: |
+        export CHOOSENIM_CHOOSE_VERSION="$NIM_VERSION"
+        curl https://nim-lang.org/choosenim/init.sh -sSf > init.sh
+        sh init.sh -y
+
+    - name: Run Tests
+      run: |
+        export PATH=$HOME/.nimble/bin:$PATH
+        echo $PATH
+        nimble test