From b218cae0853ea1cf9536bab7b6a46a766da14e20 Mon Sep 17 00:00:00 2001
From: Cleber Rosa <crosa@redhat.com>
Date: Tue, 15 Mar 2016 06:34:07 +0100
Subject: [PATCH] selftests/functional/test_streams.py: add functional tests
 for streams
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This gives the streams behaviors that were discussed and defined a
formal set of tests.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Signed-off-by: Lukáš Doktor <ldoktor@redhat.com>
---
 selftests/functional/test_streams.py | 122 +++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 selftests/functional/test_streams.py

diff --git a/selftests/functional/test_streams.py b/selftests/functional/test_streams.py
new file mode 100644
index 00000000..c55e4fe5
--- /dev/null
+++ b/selftests/functional/test_streams.py
@@ -0,0 +1,122 @@
+import os
+import shutil
+import sys
+import tempfile
+
+if sys.version_info[:2] == (2, 6):
+    import unittest2 as unittest
+else:
+    import unittest
+
+from avocado.core import exit_codes
+from avocado.utils import process
+
+
+basedir = os.path.join(os.path.dirname(os.path.abspath(__file__)), '..', '..')
+basedir = os.path.abspath(basedir)
+
+
+class StreamsTest(unittest.TestCase):
+
+    def setUp(self):
+        self.tmpdir = tempfile.mkdtemp(prefix='avocado_' + __name__)
+
+    def test_app_info_stdout(self):
+        """
+        Checks that the application output (<= level info) goes to stdout
+        """
+        result = process.run('./scripts/avocado distro')
+        self.assertEqual(result.exit_status, exit_codes.AVOCADO_ALL_OK)
+        self.assertIn('Detected distribution', result.stdout)
+        self.assertEqual('', result.stderr)
+
+    def test_app_error_stderr(self):
+        """
+        Checks that the application error (> level info) goes to stderr
+        """
+        result = process.run('./scripts/avocado unknown-whacky-command',
+                             ignore_status=True)
+        self.assertEqual(result.exit_status, exit_codes.AVOCADO_FAIL)
+        self.assertIn("invalid choice: 'unknown-whacky-command'",
+                      result.stderr)
+        self.assertNotIn("invalid choice: 'unknown-whacky-command'",
+                         result.stdout)
+        self.assertIn("Avocado Test Runner", result.stdout)
+        self.assertNotIn("Avocado Test Runner", result.stderr)
+
+    def test_other_stream_early_stdout(self):
+        """
+        Checks that other streams (early in this case) goes to stdout
+
+        Also checks the symmetry between `--show early` and the environment
+        variable `AVOCADO_LOG_EARLY` being set.
+        """
+        cmds = (('./scripts/avocado --show early run --sysinfo=off '
+                 '--job-results-dir %s passtest' % self.tmpdir, {}),
+                ('./scripts/avocado run --sysinfo=off --job-results-dir'
+                 ' %s passtest' % self.tmpdir, {'AVOCADO_LOG_EARLY': 'y'}))
+        for cmd, env in cmds:
+            result = process.run(cmd, env=env, shell=True)
+            self.assertEqual(result.exit_status, exit_codes.AVOCADO_ALL_OK)
+            self.assertIn("stevedore.extension: found extension EntryPoint.parse",
+                          result.stdout)
+            self.assertIn("avocado.test: Command line: %s" % cmd,
+                          result.stdout)
+            self.assertEqual('', result.stderr)
+
+    def test_test(self):
+        """
+        Checks that the test stream (early in this case) goes to stdout
+
+        Also checks the symmetry between `--show test` and `--show-job-log`
+        """
+        for cmd in (('./scripts/avocado --show test run --sysinfo=off '
+                     '--job-results-dir %s passtest' % self.tmpdir),
+                    ('./scripts/avocado run --show-job-log --sysinfo=off '
+                     '--job-results-dir %s passtest' % self.tmpdir)):
+            result = process.run(cmd)
+            self.assertEqual(result.exit_status, exit_codes.AVOCADO_ALL_OK)
+            self.assertNotIn("stevedore.extension: found extension EntryPoint.parse",
+                             result.stdout)
+            self.assertNotIn("stevedore.extension: found extension EntryPoint.parse",
+                             result.stderr)
+            self.assertIn("Command line: %s" % cmd,
+                          result.stdout)
+            self.assertIn("START passtest", result.stdout)
+            self.assertIn("PASS passtest", result.stdout)
+            self.assertEqual('', result.stderr)
+
+    def test_none_success(self):
+        """
+        Checks that only errors are output, and that they go to stderr
+
+        Also checks the symmetry between `--show none` and `--silent`
+        """
+        for cmd in (('./scripts/avocado --show none run --sysinfo=off '
+                     '--job-results-dir %s passtest' % self.tmpdir),
+                    ('./scripts/avocado --silent run --sysinfo=off '
+                     '--job-results-dir %s passtest' % self.tmpdir)):
+            result = process.run(cmd)
+            self.assertEqual(result.exit_status, exit_codes.AVOCADO_ALL_OK)
+            self.assertEqual('', result.stdout)
+            self.assertEqual('', result.stderr)
+
+    def test_none_error(self):
+        """
+        Checks that only errors are output, and that they go to stderr
+
+        Also checks the symmetry between `--show none` and `--silent`
+        """
+        for cmd in ('./scripts/avocado --show none unknown-whacky-command',
+                    './scripts/avocado --silent unknown-whacky-command'):
+            result = process.run(cmd, ignore_status=True)
+            self.assertEqual(result.exit_status, exit_codes.AVOCADO_FAIL)
+            self.assertEqual('', result.stdout)
+            self.assertNotEqual('', result.stderr)
+
+    def tearDown(self):
+        shutil.rmtree(self.tmpdir)
+
+
+if __name__ == '__main__':
+    unittest.main()
-- 
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