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test_toree.py
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test_toree.py
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#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License
#
import unittest
import jupyter_kernel_test
class ToreeScalaKernelTests(jupyter_kernel_test.KernelTests):
# Required --------------------------------------
# The name identifying an installed kernel to run the tests against
kernel_name = "apache_toree_scala"
# language_info.name in a kernel_info_reply should match this
language_name = "scala"
# Optional --------------------------------------
# Code in the kernel's language to write "hello, world" to stdout
code_hello_world = "println(\"hello, world\")"
test_statements_execute_result = [
{'code': '6*7', 'result': '42'},
{'code': 'sc.parallelize(List(1, 2, 3, 4)).map(_*2).reduce(_+_)', 'result': '20'},
{'code': '%showtypes on\n1', 'result': 'Int = 1'},
{'code': '%showtypes off\n1', 'result': '1'}
]
complete_samples = [
"6 * 7",
"case class Foo(bar: Int)",
"""def f(x: Int) = {
x + 8
}""",
]
incomplete_samples = [
"case class Foo(bar: ",
"6 * ",
]
invalid_code_samples = [
"case class Foo(bar)",
"* 6",
]
test_statements_stdout = [
{'code': '%AddJar http://0.0.0.0:8000/TestJar.jar\nimport com.ibm.testjar.TestClass\nprintln(new TestClass().sayHello("Person"))', 'result': 'Hello, Person\n'}
]
completion_samples = [
# completion for some scala code
{
'text': 'object O { def x_y_z = 1 }; import O._; x_y',
'matches': {'x_y_z'},
},
# completion for bound variable
{
'text': 'spar',
'matches': {'spark'}
},
]
def test_scala_stdout(self):
'''Asserts test_statements execute correctly meaning the last message is the expected result'''
for sample in self.test_statements_stdout:
with self.subTest(code=sample['code']):
self.flush_channels()
reply, output_msgs = self.execute_helper(sample['code'])
self.assertEqual(reply['content']['status'], 'ok')
self.assertGreaterEqual(len(output_msgs), 1)
self.assertEqual(output_msgs[-1]['msg_type'], 'stream')
self.assertEqual(output_msgs[-1]['content']['name'], 'stdout')
self.assertIn(sample['result'], output_msgs[-1]['content']['text'])
def test_scala_execute_result(self):
'''Asserts test_statements execute correctly meaning the last message is the expected result'''
for sample in self.test_statements_execute_result:
with self.subTest(code=sample['code']):
self.flush_channels()
reply, output_msgs = self.execute_helper(sample['code'])
self.assertEqual(reply['content']['status'], 'ok')
#Use last message as code may be multiple lines/stream
self.assertIn('text/plain', output_msgs[-1]['content']['data'])
self.assertEqual(output_msgs[-1]['content']['data']['text/plain'], sample['result'])
def execute_helper(self, code, timeout=15,
silent=False, store_history=True):
'''Overrides the jupyter kernel test execute_helper'''
self.kc.execute(code=code, silent=silent, store_history=store_history)
reply = self.kc.get_shell_msg(timeout=timeout)
output_msgs = []
while True:
msg = self.kc.iopub_channel.get_msg(timeout=0.1)
if msg['msg_type'] == 'status':
if msg['content']['execution_state'] == 'busy':
continue
elif msg['content']['execution_state'] == 'idle':
break
elif msg['msg_type'] == 'execute_input':
self.assertEqual(msg['content']['code'], code)
continue
output_msgs.append(msg)
return reply, output_msgs
class ToreePythonKernelTests(jupyter_kernel_test.KernelTests):
# Required --------------------------------------
# The name identifying an installed kernel to run the tests against
kernel_name = "apache_toree_pyspark"
# language_info.name in a kernel_info_reply should match this
language_name = "scala"
# Optional --------------------------------------
# Code in the kernel's language to write "hello, world" to stdout
# These tests fail randomly on travis.....
# code_hello_world = "print(\"hello, world\")"
# Samples of code which generate a result value (ie, some text
# displayed as Out[n])
code_execute_result = [
{'code': '6*7', 'result': '42'}
]
class ToreeSparkRKernelTests(jupyter_kernel_test.KernelTests):
# Required --------------------------------------
# The name identifying an installed kernel to run the tests against
kernel_name = "apache_toree_sparkr"
# language_info.name in a kernel_info_reply should match this
language_name = "scala"
# Optional --------------------------------------
# Code in the kernel's language to write "hello, world" to stdout
# Something weird goes on with R.
# code_hello_world = r'write("hello, world", stdout())'
# Samples of code which generate a result value (ie, some text
# displayed as Out[n])
code_execute_result = [
{'code': '6*7', 'result': '[1] 42'}
]
if __name__ == '__main__':
unittest.main()