Add integration tests using maven failsafe plugin

[fxp]

Add tests on a running GeoNetwork node. Tests could be called on any Jeeves services. A utility class is defined to:

• easily run request and retrieve response as String or XML
• login
• load samples
• clean catalogue

3 phases:

• Pre-integration-test : start Jetty
• Integration-test : run tests
• Post-integration-test : stop Jetty

Integration tests are in: src/test/java/itest/**

Run test using:

mvn verify

Generate report using (include unit tests and integration tests):

mvn surefire-report:report

Links:

•  http://docs.codehaus.org/display/MAVENUSER/Maven+and+Integration+Testing
•  http://maven.apache.org/plugins/maven-failsafe-plugin
•  http://maven.apache.org/plugins/maven-surefire-report-plugin/usage.html

[fxp]

Pom patch and test example on add samples and xml search service.

[fxp]

r7076

[fxp]

Use mvn clean install -DskipTests? to skip integration tests.