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[tor-commits] [stem/master] Expanding str_tools unit tests
commit e06b76b8ae68446edc3c3123412a514a00e2fba7
Author: Damian Johnson <atagar@xxxxxxxxxxxxxx>
Date: Fri Oct 19 13:33:19 2012 -0700
Expanding str_tools unit tests
Testing the common edge cases that come to mind, and making a few small fixes.
I was also missing examples for a couple functions.
---
stem/util/str_tools.py | 35 +++++++++++++++++++++-
test/unit/util/str_tools.py | 68 +++++++++++++++++++++++++++++++++++++++++++
2 files changed, 102 insertions(+), 1 deletions(-)
diff --git a/stem/util/str_tools.py b/stem/util/str_tools.py
index b874425..e0a6d3e 100644
--- a/stem/util/str_tools.py
+++ b/stem/util/str_tools.py
@@ -51,6 +51,8 @@ def to_camel_case(label, word_divider = " "):
:param str label: input string to be converted
:param str word_divider: string used to replace underscores
+
+ :returns: camel cased string
"""
words = []
@@ -84,6 +86,8 @@ def get_size_label(byte_count, decimal = 0, is_long = False, is_bytes = True):
:param int decimal: number of decimal digits to be included
:param bool is_long: expands units label
:param bool is_bytes: provides units in bytes if true, bits otherwise
+
+ :returns: str with human readable representation of the size
"""
if is_bytes: return _get_label(SIZE_UNITS_BYTES, byte_count, decimal, is_long)
@@ -113,6 +117,8 @@ def get_time_label(seconds, decimal = 0, is_long = False):
:param int seconds: number of seconds to be converted
:param int decimal: number of decimal digits to be included
:param bool is_long: expands units label
+
+ :returns: str with human readable representation of the time
"""
return _get_label(TIME_UNITS, seconds, decimal, is_long)
@@ -133,12 +139,14 @@ def get_time_labels(seconds, is_long = False):
:param int seconds: number of seconds to be converted
:param bool is_long: expands units label
+
+ :returns: list of strings with human readable representations of the time
"""
time_labels = []
for count_per_unit, _, _ in TIME_UNITS:
- if seconds >= count_per_unit:
+ if abs(seconds) >= count_per_unit:
time_labels.append(_get_label(TIME_UNITS, seconds, 0, is_long))
seconds %= count_per_unit
@@ -149,9 +157,24 @@ def get_short_time_label(seconds):
Provides a time in the following format:
[[dd-]hh:]mm:ss
+ ::
+
+ >>> get_short_time_label(111)
+ '01:51'
+
+ >>> get_short_time_label(544100)
+ '6-07:08:20'
+
:param int seconds: number of seconds to be converted
+
+ :returns: str with the short representation for the time
+
+ :raises: ValueError if the input is negative
"""
+ if seconds < 0:
+ raise ValueError("Input needs to be a non-negative integer, got '%i'" % seconds)
+
time_comp = {}
for amount, _, label in TIME_UNITS:
@@ -174,8 +197,18 @@ def parse_short_time_label(label):
cputime and etime fields of ps:
[[dd-]hh:]mm:ss or mm:ss.ss
+ ::
+
+ >>> parse_short_time_label('01:51')
+ 111
+
+ >>> parse_short_time_label('6-07:08:20')
+ 544100
+
:param str label: time entry to be parsed
+ :returns: int with the number of seconds represented by the label
+
:raises: ValueError if input is malformed
"""
diff --git a/test/unit/util/str_tools.py b/test/unit/util/str_tools.py
index ce5539f..3d42154 100644
--- a/test/unit/util/str_tools.py
+++ b/test/unit/util/str_tools.py
@@ -31,6 +31,18 @@ class TestStrTools(unittest.TestCase):
self.assertEquals('1 MB', str_tools.get_size_label(2000000))
self.assertEquals('1.02 KB', str_tools.get_size_label(1050, 2))
self.assertEquals('1.025 Kilobytes', str_tools.get_size_label(1050, 3, True))
+
+ self.assertEquals('0 B', str_tools.get_size_label(0))
+ self.assertEquals('0 Bytes', str_tools.get_size_label(0, is_long = True))
+ self.assertEquals('0.00 B', str_tools.get_size_label(0, 2))
+ self.assertEquals('-10 B', str_tools.get_size_label(-10))
+ self.assertEquals('80 b', str_tools.get_size_label(10, is_bytes = False))
+
+ # checking that we round down
+ self.assertEquals('23.43 Kb', str_tools.get_size_label(3000, 2, is_bytes = False))
+
+ self.assertRaises(TypeError, str_tools.get_size_label, None)
+ self.assertRaises(TypeError, str_tools.get_size_label, 'hello world')
def test_get_time_label(self):
"""
@@ -41,6 +53,14 @@ class TestStrTools(unittest.TestCase):
self.assertEquals('2h', str_tools.get_time_label(10000))
self.assertEquals('1.0 minute', str_tools.get_time_label(61, 1, True))
self.assertEquals('1.01 minutes', str_tools.get_time_label(61, 2, True))
+
+ self.assertEquals('0s', str_tools.get_time_label(0))
+ self.assertEquals('0 seconds', str_tools.get_time_label(0, is_long = True))
+ self.assertEquals('0.00s', str_tools.get_time_label(0, 2))
+ self.assertEquals('-10s', str_tools.get_time_label(-10))
+
+ self.assertRaises(TypeError, str_tools.get_time_label, None)
+ self.assertRaises(TypeError, str_tools.get_time_label, 'hello world')
def test_get_time_labels(self):
"""
@@ -50,4 +70,52 @@ class TestStrTools(unittest.TestCase):
# test the pydoc examples
self.assertEquals(['6m', '40s'], str_tools.get_time_labels(400))
self.assertEquals(['1 hour', '40 seconds'], str_tools.get_time_labels(3640, True))
+
+ self.assertEquals([], str_tools.get_time_labels(0))
+ self.assertEquals(['-10s'], str_tools.get_time_labels(-10))
+
+ self.assertRaises(TypeError, str_tools.get_time_labels, None)
+ self.assertRaises(TypeError, str_tools.get_time_labels, 'hello world')
+
+ def test_get_short_time_label(self):
+ """
+ Checks the get_short_time_label() function.
+ """
+
+ # test the pydoc examples
+ self.assertEquals('01:51', str_tools.get_short_time_label(111))
+ self.assertEquals('6-07:08:20', str_tools.get_short_time_label(544100))
+
+ self.assertEquals('00:00', str_tools.get_short_time_label(0))
+
+ self.assertRaises(TypeError, str_tools.get_short_time_label, None)
+ self.assertRaises(TypeError, str_tools.get_short_time_label, 'hello world')
+ self.assertRaises(ValueError, str_tools.get_short_time_label, -5)
+
+ def test_parse_short_time_label(self):
+ """
+ Checks the parse_short_time_label() function.
+ """
+
+ # test the pydoc examples
+ self.assertEquals(111, str_tools.parse_short_time_label('01:51'))
+ self.assertEquals(544100, str_tools.parse_short_time_label('6-07:08:20'))
+
+ self.assertEquals(110, str_tools.parse_short_time_label('01:50.62'))
+ self.assertEquals(0, str_tools.parse_short_time_label('00:00'))
+
+ # these aren't technically valid, but might as well allow unnecessary
+ # digits to be dropped
+
+ self.assertEquals(300, str_tools.parse_short_time_label('05:0'))
+ self.assertEquals(300, str_tools.parse_short_time_label('5:00'))
+
+ self.assertRaises(TypeError, str_tools.parse_short_time_label, None)
+ self.assertRaises(TypeError, str_tools.parse_short_time_label, 100)
+
+ self.assertRaises(ValueError, str_tools.parse_short_time_label, 'blarg')
+ self.assertRaises(ValueError, str_tools.parse_short_time_label, '00')
+ self.assertRaises(ValueError, str_tools.parse_short_time_label, '05:')
+ self.assertRaises(ValueError, str_tools.parse_short_time_label, '05a:00')
+ self.assertRaises(ValueError, str_tools.parse_short_time_label, '-05:00')
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