Squashed commit of the following:

Updated the supported python versions list.
    Fixed regression in displaying xposts. #173.
    Fixing a few style things.
    Added a more robust test for the tornado handler.
    Trying without pytest-cov
    Updated travis for coverage.
    Remove python 3.2 support because no unicode literals, following what praw supports.
    "Side effect is not iterable."
    Added requirements for travis.
    Renamed travis file correctly.
    Adding test configurations, got tox working.
    Adding vcr cassettes to the repo.
    Renamed requirements files.
    Split up tests and cleaned up test names.
    Tests done, still one failure.
    Treat cassettes as binary to prevent bad merging.
    Fixed a few broken tests.
    Added a timeout to notifications.
    Prepping subreddit page.
    Finished submission page tests.
    Working on submission tests.
    Fixed vcr matching on urls with params, started submission tests.
    Log cleanup.
    Still trying to fix a broken test.
    -Fixed a few pytest bugs and tweaked logging.
    Still working on subscription tests.
    Finished page tests, on to subscription page.
    Finished content tests and starting page tests.
    Added the test refresh-token file to gitignore.
    Moved functional test file out of the repository.
    Continuing work on subreddit content tests.
    Tests now match module names, cassettes are split into individual tests for faster loading.
    Linter fixes.
    Cleanup.
    Added support for nested loaders.
    Added pytest options, starting subreddit content tests.
    Back on track with loader, continuing content tests.
    Finishing submission content tests and discovered snag with loader exception handling.
    VCR up and running, continuing to implement content tests.
    Playing around with vcr.py
    Moved helper functions into terminal and new objects.py
    Fixed a few broken tests.
    Working on navigator tests.
    Reorganizing some things.
    Mocked webbrowser._tryorder for terminal test.
    Completed oauth tests.
    Progress on the oauth tests.
    Working on adding fake tornado request.
    Starting on OAuth tool tests.
    Finished curses helpers tests.
    Still working on curses helpers tests.
    Almost finished with tests on curses helpers.
    Adding tests and working on mocking stdscr.
    Starting to add tests for curses functions.
    Merge branch 'future_work' of https://github.com/michael-lazar/rtv into future_work
    Refactoring controller, still in progress.
    Renamed auth handler.
    Rename CursesHelper to CursesBase.
    Added temporary file with a possible template for func testing.
    Mixup between basename and dirname.
    Merge branch 'future_work' of https://github.com/michael-lazar/rtv into future_work
    py3 compatability for mock.
    Beginning to refactor the curses session.
    Started adding tests, improved unicode handling in the config.
    Cleanup, fixed a few typos.
    Major refactor, almost done!.
    Started a config class.
    Merge branch 'master' into future_work
    The editor now handles unicode characters in all situations.
    Fixed a few typos from previous commits.
    __main__.py formatting.
    Cleaned up history logic and moved to the config file.

tests/test_content.py

@@ -0,0 +1,287 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+import time
+from itertools import islice
+
+import six
+import praw
+import pytest
+
+from rtv.content import (
+    Content, SubmissionContent, SubredditContent, SubscriptionContent)
+from rtv import exceptions
+
+try:
+    from unittest import mock
+except ImportError:
+    import mock
+
+
+def test_content_humanize_timestamp():
+
+    timestamp = time.time() - 30
+    assert Content.humanize_timestamp(timestamp) == '0min'
+    assert Content.humanize_timestamp(timestamp, True) == 'moments ago'
+
+    timestamp = time.time() - 60 * 60 * 24 * 30.4 * 12
+    assert Content.humanize_timestamp(timestamp) == '11month'
+    assert Content.humanize_timestamp(timestamp, True) == '11 months ago'
+
+    timestamp = time.time() - 60 * 60 * 24 * 30.4 * 12 * 5
+    assert Content.humanize_timestamp(timestamp) == '5yr'
+    assert Content.humanize_timestamp(timestamp, True) == '5 years ago'
+
+
+def test_content_wrap_text():
+
+    text = 'four score\nand seven\n\n'
+    assert Content.wrap_text(text, 6) == ['four', 'score', 'and', 'seven', '']
+    assert Content.wrap_text(text, 15) == ['four score', 'and seven', '']
+    assert Content.wrap_text('', 70) == []
+    assert Content.wrap_text('\n\n\n\n', 70) == ['', '', '', '']
+
+
+def test_content_submission_initialize(reddit, terminal):
+
+    url = 'https://www.reddit.com/r/Python/comments/2xmo63/'
+    submission = reddit.get_submission(url)
+    content = SubmissionContent(submission, terminal.loader, indent_size=3,
+                                max_indent_level=4, order='top')
+    assert content.indent_size == 3
+    assert content.max_indent_level == 4
+    assert content.order == 'top'
+    assert content.name is not None
+
+
+def test_content_submission(reddit, terminal):
+
+    url = 'https://www.reddit.com/r/Python/comments/2xmo63/'
+    submission = reddit.get_submission(url)
+    content = SubmissionContent(submission, terminal.loader)
+
+    # Everything is loaded upon instantiation
+    assert len(content._comment_data) == 45
+    assert content.get(-1)['type'] == 'Submission'
+    assert content.get(40)['type'] == 'Comment'
+
+    for data in content.iterate(-1, 1):
+        assert all(k in data for k in ('object', 'n_rows', 'offset', 'type'))
+        # All text should be converted to unicode by this point
+        for val in data.values():
+            assert not isinstance(val, six.binary_type)
+
+    # Out of bounds
+    with pytest.raises(IndexError):
+        content.get(-2)
+    with pytest.raises(IndexError):
+        content.get(50)
+
+    # Toggling the submission doesn't do anything
+    content.toggle(-1)
+    assert len(content._comment_data) == 45
+
+    # Toggling a comment hides its 3 children
+    content.toggle(2)
+    data = content.get(2)
+    assert data['type'] == 'HiddenComment'
+    assert data['count'] == 3
+    assert data['level'] >= content.get(3)['level']
+    assert len(content._comment_data) == 43
+
+    # Toggling again expands the children
+    content.toggle(2)
+    assert len(content._comment_data) == 45
+
+
+def test_content_submission_load_more_comments(reddit, terminal):
+
+    url = 'https://www.reddit.com/r/AskReddit/comments/2np694/'
+    submission = reddit.get_submission(url)
+    content = SubmissionContent(submission, terminal.loader)
+    assert len(content._comment_data) == 391
+
+    # More comments load when toggled
+    assert content.get(390)['type'] == 'MoreComments'
+    content.toggle(390)
+    assert len(content._comment_data) > 390
+    assert content.get(390)['type'] == 'Comment'
+
+
+def test_content_submission_from_url(reddit, terminal):
+
+    url = 'https://www.reddit.com/r/AskReddit/comments/2np694/'
+    SubmissionContent.from_url(reddit, url, terminal.loader)
+    SubmissionContent.from_url(reddit, url, terminal.loader, order='new')
+
+    # Invalid sorting order doesn't raise an exception
+    with terminal.loader():
+        SubmissionContent.from_url(reddit, url, terminal.loader, order='fake')
+    assert not terminal.loader.exception
+
+    # Invalid comment URL
+    with terminal.loader():
+        SubmissionContent.from_url(reddit, url[:-2], terminal.loader)
+    assert isinstance(terminal.loader.exception, praw.errors.NotFound)
+
+
+def test_content_subreddit_initialize(reddit, terminal):
+
+    submissions = reddit.get_subreddit('python').get_top(limit=None)
+    content = SubredditContent('python', submissions, terminal.loader, 'top')
+    assert content.name == 'python'
+    assert content.order == 'top'
+    assert len(content._submission_data) == 1
+
+
+def test_content_subreddit_initialize_invalid(reddit, terminal):
+
+    submissions = reddit.get_subreddit('invalidsubreddit7').get_top(limit=None)
+    with terminal.loader():
+        SubredditContent('python', submissions, terminal.loader, 'top')
+    assert isinstance(terminal.loader.exception, praw.errors.InvalidSubreddit)
+
+
+def test_content_subreddit(reddit, terminal):
+
+    submissions = reddit.get_front_page(limit=5)
+    content = SubredditContent('front', submissions, terminal.loader)
+
+    # Submissions are loaded on demand, excluding for the first one
+    assert len(content._submission_data) == 1
+    assert content.get(0)['type'] == 'Submission'
+
+    for data in content.iterate(0, 1):
+        assert all(k in data for k in ('object', 'n_rows', 'offset', 'type',
+                                       'index', 'title', 'split_title'))
+        # All text should be converted to unicode by this point
+        for val in data.values():
+            assert not isinstance(val, six.binary_type)
+
+    # Out of bounds
+    with pytest.raises(IndexError):
+        content.get(-1)
+    with pytest.raises(IndexError):
+        content.get(5)
+
+
+def test_content_subreddit_load_more(reddit, terminal):
+
+    submissions = reddit.get_front_page(limit=None)
+    content = SubredditContent('front', submissions, terminal.loader)
+
+    assert content.get(50)['type'] == 'Submission'
+    assert len(content._submission_data) == 51
+
+    for data in islice(content.iterate(0, 1, 70), 0, 50):
+        assert all(k in data for k in ('object', 'n_rows', 'offset', 'type',
+                                       'index', 'title', 'split_title'))
+        # All text should be converted to unicode by this point
+        for val in data.values():
+            assert not isinstance(val, six.binary_type)
+
+
+def test_content_subreddit_from_name(reddit, terminal):
+
+    name = '/r/python'
+    content = SubredditContent.from_name(reddit, name, terminal.loader)
+    assert content.name == '/r/python'
+    assert content.order is None
+
+    # Can submit without the /r/ and with the order in the name
+    name = 'python/top/'
+    content = SubredditContent.from_name(reddit, name, terminal.loader)
+    assert content.name == '/r/python'
+    assert content.order == 'top'
+
+    # Explicit order trumps implicit
+    name = '/r/python/top'
+    content = SubredditContent.from_name(
+        reddit, name, terminal.loader, order='new')
+    assert content.name == '/r/python'
+    assert content.order == 'new'
+
+    # Invalid order raises an exception
+    name = '/r/python/fake'
+    with terminal.loader():
+        SubredditContent.from_name(reddit, name, terminal.loader)
+    assert isinstance(terminal.loader.exception, exceptions.SubredditError)
+
+    # Front page alias
+    name = '/r/front/rising'
+    content = SubredditContent.from_name(reddit, name, terminal.loader)
+    assert content.name == '/r/front'
+    assert content.order == 'rising'
+
+    # Queries
+    SubredditContent.from_name(reddit, 'front', terminal.loader, query='pea')
+    SubredditContent.from_name(reddit, 'python', terminal.loader, query='pea')
+
+
+def test_content_subreddit_multireddit(reddit, terminal):
+
+    name = '/r/python+linux'
+    content = SubredditContent.from_name(reddit, name, terminal.loader)
+    assert content.name == '/r/python+linux'
+
+    # Invalid multireddit
+    name = '/r/a+b'
+    with terminal.loader():
+        SubredditContent.from_name(reddit, name, terminal.loader)
+    assert isinstance(terminal.loader.exception, praw.errors.NotFound)
+
+
+def test_content_subreddit_me(reddit, oauth, refresh_token, terminal):
+
+    # Not logged in
+    with terminal.loader():
+        SubredditContent.from_name(reddit, '/r/me', terminal.loader)
+    assert isinstance(terminal.loader.exception, exceptions.AccountError)
+
+    # Logged in
+    oauth.config.refresh_token = refresh_token
+    oauth.authorize()
+    with terminal.loader():
+        SubredditContent.from_name(reddit, 'me', terminal.loader)
+
+    # If there is no submitted content, an error should be raised
+    if terminal.loader.exception:
+        assert isinstance(terminal.loader.exception, exceptions.SubredditError)
+
+
+def test_content_subscription(reddit, oauth, refresh_token, terminal):
+
+    # Not logged in
+    with terminal.loader():
+        SubscriptionContent.from_user(reddit, terminal.loader)
+    assert isinstance(
+        terminal.loader.exception, praw.errors.LoginOrScopeRequired)
+
+    # Logged in
+    oauth.config.refresh_token = refresh_token
+    oauth.authorize()
+    with terminal.loader():
+        content = SubscriptionContent.from_user(reddit, terminal.loader)
+    assert terminal.loader.exception is None
+
+    # These are static
+    assert content.name == 'Subscriptions'
+    assert content.order is None
+
+    # Validate content
+    for data in content.iterate(0, 1, 70):
+        assert all(k in data for k in ('object', 'n_rows', 'offset', 'type',
+                                       'title', 'split_title'))
+        # All text should be converted to unicode by this point
+        for val in data.values():
+            assert not isinstance(val, six.binary_type)
+
+
+def test_content_subscription_empty(terminal):
+
+    # Simulate an empty subscription generator
+    subscriptions = iter([])
+
+    with terminal.loader():
+        SubscriptionContent(subscriptions, terminal.loader)
+    assert isinstance(terminal.loader.exception, exceptions.SubscriptionError)