Fix check format in both paths

.travis.yml

@@ -11,19 +11,20 @@ mono: none
 dotnet: 2.2.300
 
 before_install:
-  - cd tests/neo-vm.Tests
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then ulimit -n 2048; fi
 install:
   - dotnet tool install -g dotnet-format --version 4.0.40103 --add-source https://dotnet.myget.org/F/format/api/v3/index.json
   - export PATH="$PATH:$HOME/.dotnet/tools"
   - dotnet-format --version
 before_script:
- - echo "Checking format..." 
- - dotnet format --check --dry-run -w . -v diagnostic # check C# formatting for neo.sln
+  - echo "Checking format..." 
+  - dotnet format --check --dry-run -w src/neo-vm -v diagnostic # check C# formatting for neo.sln
+  - dotnet format --check --dry-run -w tests/neo-vm.Tests -v diagnostic # check C# formatting for neo.sln
+  - cd tests/neo-vm.Tests
 script:
- - dotnet restore
- - find * -name *.csproj | xargs -I % dotnet add % package coverlet.msbuild
- - dotnet test /p:CollectCoverage=true /p:CoverletOutputFormat=opencover
+  - dotnet restore
+  - find * -name *.csproj | xargs -I % dotnet add % package coverlet.msbuild
+  - dotnet test /p:CollectCoverage=true /p:CoverletOutputFormat=opencover
 after_success:
   # After all tests OK, Send CodeDov report
   - echo "Test Success - Branch($TRAVIS_BRANCH) Pull Request($TRAVIS_PULL_REQUEST) Tag($TRAVIS_TAG)"