[RECV-94] Separate docker/robot invoking

[validation.git] / bluval / bluval.py

diff --git a/bluval/bluval.py b/bluval/bluval.py
index bf5e0c8..a0f02d2 100644 (file)
--- a/bluval/bluval.py
+++ b/bluval/bluval.py
@@ -15,48 +15,106 @@
 # See the License for the specific language governing permissions and        #
 # limitations under the License.                                             #
 ##############################################################################
-"""This module parses yaml file, reads sections, testcases and executes each
+"""This module parses yaml file, reads layers, testcases and executes each
 testcase
 """
 
 import subprocess
 import sys
+import traceback
+from pathlib import Path
+
+import click
 import yaml
 
+from bluutil import BluvalError
+from bluutil import ShowStopperError
+
+
 def run_testcase(testcase):
     """Runs a single testcase
     """
-    show_stopper = testcase.get('show_stopper', False)
+    name = testcase.get('name')
+    skip = testcase.get('skip', "False")
+    if skip.lower() == "true":
+        # skip is mentioned and true.
+        print('Skipping {}'.format(name))
+        return
+    show_stopper = testcase.get('show_stopper', "False")
+    what = testcase.get('what')
+    mypath = Path(__file__).absolute()
+    results_path = mypath.parents[2].joinpath(
+        "results/"+testcase.get('layer')+"/"+what)
+    test_path = mypath.parents[1].joinpath(
+        "tests/"+testcase.get('layer')+"/"+what)
 
-    print('Executing testcase {}'.format(testcase['name']))
-    print('          show_stopper {}'.format(show_stopper))
-    cmd = 'robot {}'.format(testcase['what'])
-    print('Invoking {}'.format(cmd))
+    # add to the variables file the path to where to sotre the logs
+    variables_file = mypath.parents[1].joinpath("tests/variables.yaml")
+    variables_dict = yaml.safe_load(variables_file.open())
+    variables_dict['log_path'] = str(results_path)
+    variables_file.write_text(str(variables_dict))
+
+    # run the test
+    args = ["robot", "-V", str(variables_file), "-d",
+            str(results_path), str(test_path)]
+
+    print('Executing testcase {}'.format(name))
+    print('show_stopper {}'.format(show_stopper))
+    print('Invoking {}'.format(args))
     try:
-        status = subprocess.call(cmd, shell=True)
-        if status != 0 and testcase['show_stopper']:
-            print('Show stopper testcase failed')
-            return status
+        status = subprocess.call(args, shell=False)
+        if status != 0 and show_stopper.lower() == "true":
+            raise ShowStopperError(name)
     except OSError:
-        print('Error while executing {}'.format(cmd))
-        return -1
-    return status
+        #print('Error while executing {}'.format(args))
+        raise BluvalError(OSError)
+
+
+def validate_layer(blueprint, layer):
+    """validates a layer by validating all testcases under that layer
+    """
+    print('## Layer {}'.format(layer))
+    for testcase in blueprint[layer]:
+        testcase['layer'] = layer
+        run_testcase(testcase)
+
+
+def validate_blueprint(yaml_loc, layer):
+    """Parse yaml file and validates given layer. If no layer given all layers
+    validated
+    """
+    with open(str(yaml_loc)) as yaml_file:
+        yamldoc = yaml.safe_load(yaml_file)
+    blueprint = yamldoc['blueprint']
+    validate_layer(blueprint, layer)
 
 
-def parse_yaml(testcase_loc):
-    """Parse yaml file and do tasks on each testcase
+@click.command()
+@click.argument('blueprint')
+@click.option('--layer', '-l')
+def main(blueprint, layer):
+    """Takes blueprint name and optional layer. Validates inputs and derives
+    yaml location from blueprint name. Invokes validate on blue print.
     """
-    with open(testcase_loc) as testcase_file:
-        testcases = yaml.safe_load(testcase_file)
-    blueprint = testcases['blueprint']
-    for section in blueprint['sections']:
-        print('## Section {}'.format(section))
-        for testcase in blueprint[section]:
-            run_testcase(testcase)
+    mypath = Path(__file__).absolute()
+    yaml_loc = mypath.parents[0].joinpath('bluval-{}.yaml'.format(blueprint))
+    if layer is not None:
+        layer = layer.lower()
+    try:
+        validate_blueprint(yaml_loc, layer)
+    except ShowStopperError as err:
+        print('ShowStopperError:', err)
+    except BluvalError as err:
+        print('Unexpected BluvalError', err)
+        raise
+    except:
+        print("Exception in user code:")
+        print("-"*60)
+        traceback.print_exc(file=sys.stdout)
+        print("-"*60)
+        raise
 
 
 if __name__ == "__main__":
-    if len(sys.argv) != 2:
-        print('usage: bluval.py <testcase.yaml>')
-        sys.exit(1)
-    parse_yaml(sys.argv[1])
+    # pylint: disable=no-value-for-parameter
+    main()