Restructuring so tests are with application code pytests default impo…

…rt mode going forward isn't certain so avoiding relative imports with pytest seems more extensible pytest docs on this:https://docs.pytest.org/en/stable/goodpractices.html#tests-outside-application-code. Pytest dev branch discussion around this: pytest-dev/pytest#7245 AND pytest-dev/pytest#7870

cli.py

@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+import uuid
+import sys
+
+import click
+
+from jobcoin import jobcoin
+
+
+@click.command()
+def main(args=None):
+    print('Welcome to the Jobcoin mixer!\n')
+    while True:
+        addresses = click.prompt(
+            'Please enter a comma-separated list of new, unused Jobcoin '
+            'addresses where your mixed Jobcoins will be sent.',
+            prompt_suffix='\n[blank to quit] > ',
+            default='',
+            show_default=False)
+        if addresses.strip() == '':
+            sys.exit(0)
+        deposit_address = uuid.uuid4().hex
+        click.echo(
+            '\nYou may now send Jobcoins to address {deposit_address}. They '
+            'will be mixed and sent to your destination addresses.\n'
+              .format(deposit_address=deposit_address))
+
+
+if __name__ == '__main__':
+    sys.exit(main())

jobcoin/config.py

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+# Replace the URL below
+API_BASE_URL = 'http://jobcoin.gemini.com/undaunted-gossip/api'
+API_ADDRESS_URL = '{}/addresses'.format(API_BASE_URL)
+API_TRANSACTIONS_URL = '{}/transactions'.format(API_BASE_URL)

jobcoin/jobcoin.py

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+from . import config
+
+# Write your Jobcoin API client here.

requirements.txt

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+click==7.0
+pytest==6.2.2
+requests==2.20.0

test_jobcoin.py

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+#!/usr/bin/env python
+import pytest
+import re
+from click.testing import CliRunner
+
+
+from jobcoin import config
+import cli
+
+
+@pytest.fixture
+def response():
+    import requests
+    return requests.get('https://jobcoin.gemini.com/')
+
+
+def test_content(response):
+    assert 'Hello!' in response.text
+
+
+def test_cli_basic():
+    runner = CliRunner()
+    result = runner.invoke(cli.main)
+    assert result.exit_code == 0
+    assert 'Welcome to the Jobcoin mixer' in result.output
+
+
+def test_cli_creates_address():
+    runner = CliRunner()
+    address_create_output = runner.invoke(cli.main, input='1234,4321').output
+    output_re = re.compile(
+        r'You may now send Jobcoins to address [0-9a-zA-Z]{32}. '
+        'They will be mixed and sent to your destination addresses.'
+    )
+    assert output_re.search(address_create_output) is not None