Initial version of test script

Initial version copied from Heat, need to verify if there are cases we
don't need to cover.

run_tests.sh

@@ -0,0 +1,126 @@
+#!/bin/bash
+
+BASE_DIR=`dirname $0`
+
+function usage {
+    echo "Usage: $0 [OPTION]..."
+    echo "Run Senlin's test suite(s)"
+    echo ""
+    echo "  -V, --virtual-env        Use virtualenv.  Install automatically if not present."
+    echo "                           (Default is to run tests in local environment)"
+    echo "  -F, --force              Force a clean re-build of the virtual environment. Useful when dependencies have been added."
+    echo "  -f, --func               Functional tests have been removed."
+    echo "  -u, --unit               Run unit tests (default when nothing specified)"
+    echo "  -p, --pep8               Run flake8 and HACKING compliance check (default when nothing specified)"
+    echo "  -P, --no-pep8            Don't run flake8 and HACKING compliance check"
+    echo "  --all                    Run pep8 and unit tests"
+    echo "  -c, --coverage           Generate coverage report"
+    echo "  -d, --debug              Run tests with testtools instead of testr. This allows you to use the debugger."
+    echo "  -h, --help               Print this usage message"
+    exit
+}
+
+# must not assign -a as an option, needed for selecting custom attributes
+no_venv=1
+function process_option {
+    case "$1" in
+        -V|--virtual-env) no_venv=0;;
+        -F|--force) force=1;;
+        -f|--func) test_func=1;;
+        -u|--unit) test_unit=1;;
+        -p|--pep8) test_pep8=1;;
+        -P|--no-pep8) test_pep8=0;;
+        --all) test_unit=1; test_pep8=1;;
+        -c|--coverage) coverage=1;;
+        -d|--debug) debug=1;;
+        -h|--help) usage;;
+        *) args="$args $1"; test_unit=1;;
+    esac
+}
+
+venv=.venv
+with_venv=tools/with_venv.sh
+wrapper=""
+debug=0
+flake8args="senlin bin/senlin-api bin/senlin-engine bin/senlin-manage"
+
+function run_tests {
+    echo 'Running tests'
+    # Remove any extraneous DB migrations
+    find senlin/db/sqlalchemy/migrate_repo/versions/ -name '*.pyc' -delete
+
+    if [ $debug -eq 1 ]; then
+      echo "Debugging..."
+      if [ "$args" = "" ]; then
+        # Default to running all tests if specific test is not
+        # provided.
+        testrargs="discover ./senlin/tests"
+      fi
+      ${wrapper} python -m testtools.run $args $testrargs
+
+      # Short circuit because all of the testr and coverage stuff
+      # below does not make sense when running testtools.run for
+      # debugging purposes.
+      return $?
+    fi
+
+    # Just run the test suites in current environment
+    if [ -n "$args" ] ; then
+        args="-t $args"
+    fi
+    ${wrapper} python setup.py testr --slowest $args
+}
+
+function run_pep8 {
+    echo "Running flake8..."
+    bash -c "${wrapper} flake8 ${flake8args}"
+}
+
+# run unit tests with pep8 when no arguments are specified
+# otherwise process CLI options
+if [[ $# == 0 ]]; then
+    test_pep8=1
+    test_unit=1
+else
+    for arg in "$@"; do
+        process_option $arg
+    done
+fi
+
+if [ "$no_venv" == 0 ]
+then
+    # Remove the virtual environment if --force used
+    if [ "$force" == 1 ]; then
+        echo "Cleaning virtualenv..."
+        rm -rf ${venv}
+    fi
+    if [ -e ${venv} ]; then
+        wrapper="${with_venv}"
+    else
+        # Automatically install the virtualenv
+        python tools/install_venv.py
+        wrapper="${with_venv}"
+    fi
+fi
+
+result=0
+
+# If functional or unit tests have been selected, run them
+if [ "$test_unit" == 1 ] || [ "$debug" == 1 ] ; then
+    run_tests
+    result=$?
+fi
+
+# Run pep8 if it was selected
+if [ "$test_pep8" == 1 ]; then
+    run_pep8
+fi
+
+# Generate coverage report
+if [ "$coverage" == 1 ]; then
+    echo "Generating coverage report in ./cover"
+    ${wrapper} python setup.py testr --coverage --slowest
+    ${wrapper} python -m coverage report --show-missing
+fi
+
+exit $result