[CircleCI] improve execution time (#12253)

* add cache folder, remove mvn install

* debug

* update test

* fix cache

Author: wing328

.circleci/config.yml

@@ -59,6 +59,8 @@ commands: # a reusable command with parameters
             # This is a broad list of cache paths to include many possible development environments
             # You can probably delete some of these entries
             - vendor/bundle
+            - ~/.nvm
+            - ~/.pyenv
             - ~/virtualenvs
             - ~/.m2
             - ~/.ivy2
@@ -78,6 +80,8 @@ commands: # a reusable command with parameters
             # This is a broad list of cache paths to include many possible development environments
             # You can probably delete some of these entries
             - vendor/bundle
+            - ~/.nvm
+            - ~/.pyenv
             - ~/virtualenvs
             - ~/.m2
             - ~/.ivy2

CI/circle_parallel.sh

@@ -75,22 +75,14 @@ elif [ "$NODE_INDEX" = "3" ]; then
   mvn --no-snapshot-updates --quiet verify -Psamples.circleci.node3 -Dorg.slf4j.simpleLogger.defaultLogLevel=error
 
 elif [ "$NODE_INDEX" = "4" ]; then
-
   echo "Running node $NODE_INDEX to test 'samples.circleci.node4' defined in pom.xml ..."
 
-  # install maven and java so we can use them to run our tests
-  apt-get update && apt-get install -y default-jdk maven sudo
-  java -version
-  export JAVA_HOME=$(readlink -f /usr/bin/java | sed "s:bin/java::")
-  echo $JAVA_HOME
-  # show os version
-  uname -a
-
-  mvn --no-snapshot-updates --quiet verify -Psamples.circleci.node4 -Dorg.slf4j.simpleLogger.defaultLogLevel=error
+  #mvn --no-snapshot-updates --quiet verify -Psamples.circleci.node4 -Dorg.slf4j.simpleLogger.defaultLogLevel=error
+  (cd samples/openapi3/client/petstore/python && make test)
+  (cd samples/openapi3/client/petstore/python-experimental && make test)
 
 else
   echo "Running node $NODE_INDEX to test 'samples.circleci.others' defined in pom.xml ..."
-  #sudo update-java-alternatives -s java-1.7.0-openjdk-amd64
   java -version
 
   mvn --no-snapshot-updates --quiet verify -Psamples.circleci.others -Dorg.slf4j.simpleLogger.defaultLogLevel=error