[report-exporter] Hot fixes

- GetTables() searches by substring, thus can
  produce multiple results. Add one more check
  to choose the right table.

- If build failed without any test results,
  create test data with one test case 'jenkins'
  with status 'failed'.

Change-Id: Ieda81ea9f7fea14d345920a33bf0cce1aa386eab

utils/jenkins/report-exporter/builds.py

@@ -58,13 +58,35 @@ class Build():
             job_info = J.get_job_info(self.name, depth=1)
             self.number = job_info["lastCompletedBuild"]["number"]
         else:
-            self.number = number
+            self.number = int(number)
 
         self.build_data = J.get_build_info(self.name, self.number, depth=1)
         self.url = self.build_data["url"]
 
     def test_data(self):
-        return get_test_data(self.url)
+        try:
+            data = get_test_data(self.url)
+        except Exception as e:
+            logger.warning("No test data for {0}: {1}".format(
+                self.url,
+                e,
+            ))
+            # If we failed to get any tests for the build, return
+            # meta test case 'jenkins' with status 'failed'.
+            data = {
+                "suites": [
+                    {
+                        "cases": [
+                            {
+                                "className": "jenkins",
+                                "status": "failed"
+                            }
+                        ]
+                    }
+                ]
+            }
+
+        return data
 
     def __str__(self):
         string = "\n".join([

utils/jenkins/report-exporter/spreadsheet.py

@@ -31,20 +31,40 @@ class Document():
 
     def get_page(self, name):
         tables = self.gspreadsheet.GetTables(name=name)
-        if len(tables) > 0:
-            logger.debug("Use worksheet {0}".format(name))
-        else:
+
+        # GetTables by name searches by substring in the table name.
+        # GetTables(name="smth") can return ["smth","smth_else"]
+        # Thus we run additional check for table.name
+        tables = [table for table in tables if table.name == name]
+
+        if len(tables) == 0:
             # Create new worksheet
             logger.debug("Create new worksheet {0}".format(name))
-            self.gspreadsheet.client._GetSpreadsheetsClient().AddWorksheet(
+            wrksh = self.gspreadsheet.client._GetSpreadsheetsClient().AddWorksheet(
                 title=name,
                 row_count=1,
                 col_count=50,
                 key=self.gspreadsheet.spreadsheet_key,
             )
-            tables = self.gspreadsheet.GetTables(name=name)
+            table = text_db.Table(
+                name=name,
+                worksheet_entry=wrksh,
+                database_client=self.gspreadsheet.client,
+                spreadsheet_key=self.gspreadsheet.spreadsheet_key
+            )
+        elif len(tables) == 1:
+            table = tables[0]
+            logger.debug("Use worksheet {0}".format(table.name))
+        else:
+            logger.error(
+                "There are {0} tables named {1}".format(
+                    len(tables),
+                    name,
+                )
+            )
+            raise
 
-        return Page(tables.pop())
+        return Page(table)
 
 
 class Page():