generate report data for reuse

JIRA: DOVETAIL-22

1. report text is string, can not be reused by other module,
2. generate report data first, then this data can be uploaded
   to database or be translated to report text

Change-Id: Ieecd87c827537c825c87a0db4ff170ae490d75ae
Signed-off-by: Leo Wang <grakiss.wanglei@huawei.com>

1 files changed, 48 insertions, 24 deletions

diff --git a/dovetail/report.py b/dovetail/report.py
index db6fd9ea..127c191d 100644
--- a/dovetail/report.py
+++ b/dovetail/report.py
@@ -36,36 +36,60 @@ class Report:
         checker.check(testcase, db_result)
 
     @classmethod
+    def generate_json(cls, scenario_yaml):
+        report_obj = {}
+        report_obj['scenario'] = scenario_yaml['name']
+        report_obj['testcases_list'] = []
+        for testcase_name in scenario_yaml['testcases_list']:
+            testcase = Testcase.get(testcase_name)
+            testcase_in_rpt = {}
+            testcase_in_rpt['name'] = testcase_name
+            if testcase is None:
+                testcase_in_rpt['result'] = 'Undefined'
+                testcase_in_rpt['objective'] = ''
+                testcase_in_rpt['sub_testcase'] = []
+                report_obj['testcases_list'].append(testcase_in_rpt)
+                continue
+
+            testcase_in_rpt['result'] = get_pass_str(testcase.passed())
+            testcase_in_rpt['objective'] = testcase.objective()
+            testcase_in_rpt['sub_testcase'] = []
+            if testcase.sub_testcase() is not None:
+                for sub_test in testcase.sub_testcase():
+                    testcase_in_rpt['sub_testcase'].append({
+                        'name': sub_test,
+                        'result': get_pass_str(
+                            testcase.sub_testcase_passed(sub_test))
+                    })
+            report_obj['testcases_list'].append(testcase_in_rpt)
+        logger.info(json.dumps(report_obj))
+        return report_obj
+
+    @classmethod
     def generate(cls, scenario_yaml):
-        report = ''
+        rpt_data = cls.generate_json(scenario_yaml)
+        rpt_text = ''
         split_line = '+-----------------------------------------------------'
         split_line += '---------------------+\n'
 
-        report += '\n\
+        rpt_text += '\n\
 +==========================================================================+\n\
 |                                   report                                 |\n'
-        report += split_line
-        report += '|scenario: %s\n' % scenario_yaml['name']
-        for testcase_name in scenario_yaml['testcases_list']:
-            testcase = Testcase.get(testcase_name)
-            if testcase is None:
-                report += '|   [testcase]: %s\t\t\t\t[Undefined]\n' % \
-                    (testcase_name)
-                report += split_line
-                continue
-            report += '|   [testcase]: %s\t\t\t\t[%s]\n' % \
-                (testcase_name, get_pass_str(testcase.passed()))
-            report += '|   |-objective: %s\n' % testcase.objective()
-            if testcase.sub_testcase() is not None:
-                for subtest in testcase.sub_testcase():
-                    report += '|       |-%s \t\t [%s]\n' % \
-                        (subtest,
-                         get_pass_str(testcase.sub_testcase_passed(subtest)))
-            report += split_line
-
-        logger.info(report)
-        cls.save(report)
-        return report
+        rpt_text += split_line
+        rpt_text += '|scenario: %s\n' % rpt_data['scenario']
+        for testcase in rpt_data['testcases_list']:
+            rpt_text += '|   [testcase]: %s\t\t\t\t[%s]\n' % \
+                (testcase['name'], testcase['result'])
+            rpt_text += '|   |-objective: %s\n' % testcase['objective']
+            if 'sub_testcase' in testcase:
+                for sub_test in testcase['sub_testcase']:
+                    rpt_text += '|       |-%s \t\t [%s]\n' % \
+                        (sub_test['name'], sub_test['result'])
+            rpt_text += split_line
+
+        logger.info(rpt_text)
+        cls.save(rpt_text)
+        return rpt_text
 
     # save to disk as default
     @classmethod