[PATCH 4/4] toaster: Add tests for error message display on the build dashboard

[Ed Bartosh <ed.bartosh@linux.intel.com>]

From: Elliot Smith <elliot.smith@intel.com>

Add tests to ensure that log messages with CRITICAL level and
with EXCEPTION level are shown in the main errors display
on the build dashboard.

[YOCTO #8320]

Signed-off-by: Elliot Smith <elliot.smith@intel.com>
Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
---
 lib/toaster/toastergui/tests.py | 91 ++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 89 insertions(+), 2 deletions(-)

diff --git a/lib/toaster/toastergui/tests.py b/lib/toaster/toastergui/tests.py
index 7c4bd39..29dd7fd 100644
--- a/lib/toaster/toastergui/tests.py
+++ b/lib/toaster/toastergui/tests.py
@@ -26,15 +26,15 @@ from django.test.client import RequestFactory
 from django.core.urlresolvers import reverse
 from django.utils import timezone
 
-from orm.models import Project, Release, BitbakeVersion, Package
+from orm.models import Project, Release, BitbakeVersion, Package, LogMessage
 from orm.models import ReleaseLayerSourcePriority, LayerSource, Layer, Build
 from orm.models import Layer_Version, Recipe, Machine, ProjectLayer, Target
 from orm.models import CustomImageRecipe, ProjectVariable
 from orm.models import Branch
 
 from toastergui.tables import SoftwareRecipesTable
-from bs4 import BeautifulSoup
 import json
+from bs4 import BeautifulSoup
 import re
 
 PROJECT_NAME = "test project"
@@ -832,3 +832,90 @@ class ProjectPageTests(TestCase):
         response = self.client.get(url, follow=True)
 
         self.assertEqual(response.status_code, 200)
+
+class BuildDashboardTests(TestCase):
+    """ Tests for the build dashboard /build/X """
+
+    def setUp(self):
+        bbv = BitbakeVersion.objects.create(name="bbv1", giturl="/tmp/",
+                                            branch="master", dirpath="")
+        release = Release.objects.create(name="release1",
+                                         bitbake_version=bbv)
+        project = Project.objects.create_project(name=PROJECT_NAME,
+                                                 release=release)
+
+        now = timezone.now()
+
+        self.build1 = Build.objects.create(project=project,
+                                           started_on=now,
+                                           completed_on=now)
+
+        # exception
+        msg1 = 'an exception was thrown'
+        self.exception_message = LogMessage.objects.create(
+            build=self.build1,
+            level=LogMessage.EXCEPTION,
+            message=msg1
+        )
+
+        # critical
+        msg2 = 'a critical error occurred'
+        self.critical_message = LogMessage.objects.create(
+            build=self.build1,
+            level=LogMessage.CRITICAL,
+            message=msg2
+        )
+
+    def _get_build_dashboard_errors(self):
+        """
+        Get a list of HTML fragments representing the errors on the
+        build dashboard
+        """
+        url = reverse('builddashboard', args=(self.build1.id,))
+        response = self.client.get(url)
+        soup = BeautifulSoup(response.content)
+        return soup.select('#errors div.alert-error')
+
+    def _check_for_log_message(self, log_message):
+        """
+        Check whether the LogMessage instance <log_message> is
+        represented as an HTML error in the build dashboard page
+        """
+        errors = self._get_build_dashboard_errors()
+        self.assertEqual(len(errors), 2)
+
+        expected_text = log_message.message
+        expected_id = str(log_message.id)
+
+        found = False
+        for error in errors:
+            error_text = error.find('pre').text
+            text_matches = (error_text == expected_text)
+
+            error_id = error['data-error']
+            id_matches = (error_id == expected_id)
+
+            if text_matches and id_matches:
+                found = True
+                break
+
+        template_vars = (expected_text, error_text,
+                         expected_id, error_id)
+        assertion_error_msg = 'exception not found as error: ' \
+            'expected text "%s" and got "%s"; ' \
+            'expected ID %s and got %s' % template_vars
+        self.assertTrue(found, assertion_error_msg)
+
+    def test_exceptions_show_as_errors(self):
+        """
+        LogMessages with level EXCEPTION should display in the errors
+        section of the page
+        """
+        self._check_for_log_message(self.exception_message)
+
+    def test_criticals_show_as_errors(self):
+        """
+        LogMessages with level CRITICAL should display in the errors
+        section of the page
+        """
+        self._check_for_log_message(self.critical_message)
-- 
2.1.4