runtests.py
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#!/usr/bin/env python
import json
import os
import signal
import subprocess
import unittest
TEST_ROOT = os.path.abspath(os.path.dirname(__file__))
CASPERJS_ROOT = os.path.abspath(os.path.join(TEST_ROOT, '..', '..'))
CASPER_EXEC = os.path.join(CASPERJS_ROOT, 'bin', 'casperjs')
PHANTOMJS_EXEC = os.environ['PHANTOMJS_EXECUTABLE']
# make it to an absolute path, because some test change the working directory
# and relative path to phantomjs would be invalid
if not os.path.isabs(PHANTOMJS_EXEC):
os.environ['PHANTOMJS_EXECUTABLE'] = os.path.join(CASPERJS_ROOT,
PHANTOMJS_EXEC)
class TimeoutException(Exception):
pass
def timeout(timeout_time):
def timeout_function(f):
def f2(*args):
def timeout_handler(signum, frame):
raise TimeoutException()
old_handler = signal.signal(signal.SIGALRM, timeout_handler)
signal.alarm(timeout_time) # triger alarm in timeout_time seconds
try:
retval = f(*args)
except TimeoutException:
raise AssertionError('timeout of %ds. exhausted' % timeout_time)
finally:
signal.signal(signal.SIGALRM, old_handler)
signal.alarm(0)
return retval
return f2
return timeout_function
class CasperExecTestBase(unittest.TestCase):
def setUp(self):
with open(os.path.join(CASPERJS_ROOT, 'package.json')) as f:
self.pkg_version = json.load(f).get('version')
def runCommand(self, cmd, **kwargs):
failing = kwargs.get('failing', False)
cmd_args = [CASPER_EXEC, '--no-colors'] + cmd.split(' ')
try:
return subprocess.check_output(cmd_args).strip().decode('utf-8')
if failing:
raise AssertionError('Command %s has not failed' % cmd)
except subprocess.CalledProcessError as err:
if failing:
return err.output.decode('utf-8')
raise IOError('Command %s exited: %s \n %s'
% (cmd, err, err.output.decode('utf-8')))
def assertCommandOutputEquals(self, cmd, result, **kwargs):
self.assertEqual(self.runCommand(cmd), result)
def assertCommandOutputContains(self, cmd, what, **kwargs):
if not what:
raise AssertionError('Empty lookup')
if isinstance(what, (list, tuple)):
output = self.runCommand(cmd, **kwargs)
for entry in what:
self.assertIn(entry, output)
else:
self.assertIn(what, self.runCommand(cmd))
class BasicCommandsTest(CasperExecTestBase):
@timeout(20)
def test_version(self):
self.assertCommandOutputEquals('--version', self.pkg_version)
@timeout(20)
def test_help(self):
self.assertCommandOutputContains('--help', self.pkg_version)
class RequireScriptFullPathTest(CasperExecTestBase):
@timeout(20)
def test_simple_require(self):
script_path = os.path.join(TEST_ROOT, 'modules', 'test.js')
self.assertCommandOutputEquals(script_path, 'hello, world')
@timeout(20)
def test_require_coffee(self):
script_path = os.path.join(TEST_ROOT, 'modules', 'test_coffee.js')
self.assertCommandOutputEquals(script_path, '42')
@timeout(20)
def test_node_module_require(self):
script_path = os.path.join(TEST_ROOT, 'modules', 'test_node_mod.js')
self.assertCommandOutputEquals(script_path, '42')
@timeout(20)
def test_node_module_require_index(self):
script_path = os.path.join(
TEST_ROOT, 'modules', 'test_node_mod_index.js')
self.assertCommandOutputEquals(script_path, '42')
@timeout(20)
def test_node_module_require_json_package(self):
script_path = os.path.join(
TEST_ROOT, 'modules', 'test_node_mod_json_package.js')
self.assertCommandOutputEquals(script_path, '42')
@timeout(20)
def test_node_module_require_json(self):
script_path = os.path.join(TEST_ROOT, 'modules', 'test_node_json.js')
self.assertCommandOutputEquals(script_path, '42')
class RequireWithOnlyScriptNameTest(CasperExecTestBase):
def setUp(self):
self.currentPath = os.getcwd()
os.chdir(os.path.join(TEST_ROOT, 'modules'))
super(RequireWithOnlyScriptNameTest, self).setUp()
def tearDown(self):
os.chdir(self.currentPath)
super(RequireWithOnlyScriptNameTest, self).tearDown()
@timeout(20)
def test_simple_require(self):
self.assertCommandOutputEquals('test.js', 'hello, world')
@timeout(20)
def test_simple_patched_require(self):
self.assertCommandOutputEquals(
'test_patched_require.js', 'hello, world')
@timeout(20)
def test_require_coffee(self):
self.assertCommandOutputEquals('test_coffee.js', '42')
@timeout(20)
def test_node_module_require(self):
self.assertCommandOutputEquals('test_node_mod.js', '42')
@timeout(20)
def test_node_module_require_index(self):
self.assertCommandOutputEquals('test_node_mod_index.js', '42')
@timeout(20)
def test_node_module_require_json_package(self):
self.assertCommandOutputEquals('test_node_mod_json_package.js', '42')
@timeout(20)
def test_node_module_require_json(self):
self.assertCommandOutputEquals('test_node_json.js', '42')
class RequireWithRelativeScriptPathTest(CasperExecTestBase):
def setUp(self):
self.currentPath = os.getcwd()
os.chdir(os.path.join(TEST_ROOT, 'modules'))
super(RequireWithRelativeScriptPathTest, self).setUp()
def tearDown(self):
os.chdir(self.currentPath)
super(RequireWithRelativeScriptPathTest, self).tearDown()
@timeout(20)
def test_simple_require(self):
self.assertCommandOutputEquals('./test.js', 'hello, world')
@timeout(20)
def test_simple_patched_require(self):
self.assertCommandOutputEquals(
'test_patched_require.js', 'hello, world')
@timeout(20)
def test_require_coffee(self):
self.assertCommandOutputEquals('./test_coffee.js', '42')
@timeout(20)
def test_node_module_require(self):
self.assertCommandOutputEquals('./test_node_mod.js', '42')
@timeout(20)
def test_node_module_require_index(self):
self.assertCommandOutputEquals('./test_node_mod_index.js', '42')
@timeout(20)
def test_node_module_require_json_package(self):
self.assertCommandOutputEquals('./test_node_mod_json_package.js', '42')
@timeout(20)
def test_node_module_require_json(self):
self.assertCommandOutputEquals('./test_node_json.js', '42')
class ScriptOutputTest(CasperExecTestBase):
@timeout(20)
def test_simple_script(self):
script_path = os.path.join(TEST_ROOT, 'scripts', 'script.js')
self.assertCommandOutputEquals(script_path, 'it works')
class ScriptErrorTest(CasperExecTestBase):
@timeout(20)
def test_syntax_error(self):
script_path = os.path.join(TEST_ROOT, 'error', 'syntax.js')
self.assertCommandOutputContains(script_path, [
'SyntaxError: Parse error',
], failing=True)
@timeout(20)
def test_syntax_error_in_test(self):
script_path = os.path.join(TEST_ROOT, 'error', 'syntax.js')
self.assertCommandOutputContains('test %s' % script_path, [
'SyntaxError: Parse error',
], failing=True)
class TestCommandOutputTest(CasperExecTestBase):
@timeout(20)
def test_simple_test_script(self):
script_path = os.path.join(TEST_ROOT, 'tester', 'mytest.js')
self.assertCommandOutputContains('test ' + script_path, [
script_path,
'PASS ok1',
'PASS ok2',
'PASS ok3',
'3 tests executed',
'3 passed',
'0 failed',
'0 dubious',
'0 skipped',
])
@timeout(20)
def test_new_style_test(self):
# using begin()
script_path = os.path.join(TEST_ROOT, 'tester', 'passing.js')
self.assertCommandOutputContains('test ' + script_path, [
script_path,
'# true',
'PASS Subject is strictly true',
'PASS 1 test executed',
'1 passed',
'0 failed',
'0 dubious',
'0 skipped',
])
@timeout(20)
def test_new_failing_test(self):
# using begin()
script_path = os.path.join(TEST_ROOT, 'tester', 'failing.js')
self.assertCommandOutputContains('test ' + script_path, [
script_path,
'# true',
'FAIL Subject is strictly true',
'# type: assert',
'# file: %s:3' % script_path,
'# code: test.assert(false);',
'# subject: false',
'FAIL 1 test executed',
'0 passed',
'1 failed',
'0 dubious',
'0 skipped',
], failing=True)
@timeout(20)
def test_step_throwing_test(self):
# using begin()
script_path = os.path.join(TEST_ROOT, 'tester', 'step_throws.js')
self.assertCommandOutputContains('test ' + script_path, [
script_path,
'# step throws',
'FAIL Error: oops!',
'# type: uncaughtError',
'# file: %s:5' % script_path,
'# error: oops!',
'FAIL 1 test executed',
'0 passed',
'1 failed',
'0 dubious',
'0 skipped',
], failing=True)
@timeout(20)
def test_waitFor_timeout(self):
# using begin()
script_path = os.path.join(TEST_ROOT, 'tester', 'waitFor_timeout.js')
self.assertCommandOutputContains('test ' + script_path, [
'"p.nonexistent" still did not exist in',
'"#encoded" did not have a text change in',
'"p[style]" never appeared in',
'/github\.com/ did not load in',
'/foobar/ did not pop up in',
'"Lorem ipsum" did not appear in the page in',
'return false',
'did not evaluate to something truthy in'
], failing=True)
@timeout(20)
def test_dubious_test(self):
script_path = os.path.join(TEST_ROOT, 'tester', 'dubious.js')
self.assertCommandOutputContains('test ' + script_path, [
script_path,
'dubious test: 2 tests planned, 1 tests executed',
'FAIL 1 test executed',
'1 passed',
'1 failed',
'1 dubious',
'0 skipped',
], failing=True)
@timeout(20)
def test_skipped_test(self):
script_path = os.path.join(TEST_ROOT, 'tester', 'skipped.js')
self.assertCommandOutputContains('test ' + script_path, [
script_path,
'SKIP 1 test skipped',
'PASS 1 test executed',
'1 passed',
'0 failed',
'0 dubious',
'1 skipped',
])
@timeout(60)
def test_full_suite(self):
folder_path = os.path.join(TEST_ROOT, 'tester')
failing_script = os.path.join(folder_path, 'failing.js')
passing_script = os.path.join(folder_path, 'passing.js')
mytest_script = os.path.join(folder_path, 'mytest.js')
self.assertCommandOutputContains(' '.join([
'test', failing_script, passing_script, mytest_script
]), [
'Test file: %s' % failing_script,
'# true',
'FAIL Subject is strictly true',
'# type: assert',
'# file: %s:3' % failing_script,
'# code: test.assert(false);',
'# subject: false',
'Test file: %s' % mytest_script,
'PASS ok1',
'PASS ok2',
'PASS ok3',
'Test file: %s' % passing_script,
'# true',
'PASS Subject is strictly true',
'FAIL 5 tests executed',
'4 passed',
'1 failed',
'0 dubious',
'0 skipped',
'Details for the 1 failed test:',
'assert: Subject is strictly true',
], failing=True)
@timeout(60)
def test_fail_fast(self):
folder_path = os.path.join(TEST_ROOT, 'fail-fast', 'standard')
self.assertCommandOutputContains('test %s --fail-fast' % folder_path, [
'# test 1',
'# test 2',
'--fail-fast: aborted all remaining tests',
'FAIL 2 tests executed',
'1 passed',
'1 failed',
'0 dubious',
'0 skipped',
], failing=True)
@timeout(60)
def test_manual_abort(self):
folder_path = os.path.join(TEST_ROOT, 'fail-fast', 'manual-abort')
self.assertCommandOutputContains('test %s --fail-fast' % folder_path, [
'# test abort()',
'PASS test 1',
'PASS test 5',
'this is my abort message',
], failing=True)
if __name__ == '__main__':
unittest.main()