fixes opencv version check + attempt to fix appveyor.yml

Author: justadudewhohacks

appveyor.yml

@@ -50,12 +50,10 @@ environment:
 
 install:
   - cmd: choco install OpenCV -y -version %OPENCV_VERSION%
-  - if not "%BUILD_TASK%" == "ENVS" (
-      SET OPENCV_INCLUDE_DIR="c:\tools\opencv\build\include" &&
-      SET OPENCV_LIB_DIR="c:\tools\opencv\build\x64\vc14\lib" &&
-      SET OPENCV_BIN_DIR="c:\tools\opencv\build\x64\vc14\bin" &&
-      SET PATH="%PATH%;%OPENCV_BIN_DIR%;"
-    )
+  - if not "%BUILD_TASK%" == "ENVS" SET OPENCV_INCLUDE_DIR=c:\tools\opencv\build\include
+  - if not "%BUILD_TASK%" == "ENVS" SET OPENCV_LIB_DIR=c:\tools\opencv\build\x64\vc14\lib
+  - if not "%BUILD_TASK%" == "ENVS" SET OPENCV_BIN_DIR=c:\tools\opencv\build\x64\vc14\bin
+  - if not "%BUILD_TASK%" == "ENVS" SET PATH=%PATH%;%OPENCV_BIN_DIR%;
   - ps: Install-Product node $env:nodejs_version x64
   - node --version
   - npm install -g node-gyp

test/tests/index.test.js

@@ -76,7 +76,7 @@ describe('cv', () => {
   console.log('expected modules to be built:', builtModules)
 
   it('OpenCV version should match', () => {
-    expect(process.env.OPENCV_VERSION).to.equal(opencvVersionString)
+    expect((process.env.OPENCV_VERSION || '').substr(0, 5)).to.equal(opencvVersionString)
   })
 
   it('all modules should be built', () => {