Uploaded Test files

venv/Lib/site-packages/ipython_genutils/tests/test_text.py

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+# encoding: utf-8
+"""Tests for IPython.utils.text"""
+from __future__ import print_function
+
+# Copyright (c) IPython Development Team.
+# Distributed under the terms of the Modified BSD License.
+
+import os
+import math
+import random
+import sys
+
+import nose.tools as nt
+
+from .. import text
+
+
+def test_columnize():
+    """Basic columnize tests."""
+    size = 5
+    items = [l*size for l in 'abc']
+    out = text.columnize(items, displaywidth=80)
+    nt.assert_equal(out, 'aaaaa  bbbbb  ccccc\n')
+    out = text.columnize(items, displaywidth=12)
+    nt.assert_equal(out, 'aaaaa  ccccc\nbbbbb\n')
+    out = text.columnize(items, displaywidth=10)
+    nt.assert_equal(out, 'aaaaa\nbbbbb\nccccc\n')
+
+def test_columnize_random():
+    """Test with random input to hopfully catch edge case """
+    for nitems in [random.randint(2,70) for i in range(2,20)]:
+        displaywidth = random.randint(20,200)
+        rand_len = [random.randint(2,displaywidth) for i in range(nitems)]
+        items = ['x'*l for l in rand_len]
+        out = text.columnize(items, displaywidth=displaywidth)
+        longer_line = max([len(x) for x in out.split('\n')])
+        longer_element = max(rand_len)
+        if longer_line > displaywidth:
+            print("Columnize displayed something lager than displaywidth : %s " % longer_line)
+            print("longer element : %s " % longer_element)
+            print("displaywidth : %s " % displaywidth)
+            print("number of element : %s " % nitems)
+            print("size of each element :\n %s" % rand_len)
+            assert False
+
+def test_columnize_medium():
+    """Test with inputs than shouldn't be wider tahn 80 """
+    size = 40
+    items = [l*size for l in 'abc']
+    out = text.columnize(items, displaywidth=80)
+    nt.assert_equal(out, '\n'.join(items+['']))
+
+def test_columnize_long():
+    """Test columnize with inputs longer than the display window"""
+    size = 11
+    items = [l*size for l in 'abc']
+    out = text.columnize(items, displaywidth=size-1)
+    nt.assert_equal(out, '\n'.join(items+['']))
+