[blivet:master 1/2] Add some tests about fractional quantities near whole unit values
mulhern
amulhern at redhat.com
Thu Sep 4 14:34:05 UTC 2014
Signed-off-by: mulhern <amulhern at redhat.com>
---
tests/size_test.py | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/tests/size_test.py b/tests/size_test.py
index e2288e0..1058968 100644
--- a/tests/size_test.py
+++ b/tests/size_test.py
@@ -104,6 +104,30 @@ class SizeTestCase(unittest.TestCase):
s = Size("12.6998 TiB")
self.assertEquals(s.humanReadable(max_places=2), "12.7 TiB")
+ # byte values close to multiples of 2 are shown precisely
+ s = Size(0xfff)
+ self.assertEquals(s.humanReadable(max_places=2), "4095 B")
+ s = Size(8193)
+ self.assertEquals(s.humanReadable(max_places=2), "8193 B")
+
+ # a fractional quantity is shown if the value deviates
+ # from the whole number of units by more than 1%
+ s = Size(16384 - (1024/100 + 1))
+ self.assertEquals(s.humanReadable(max_places=2), "15.99 KiB")
+
+ @unittest.expectedFailure
+ def testHumanReadableFractionalQuantities(self):
+ # If the value deviates from the a whole number of units by
+ # less than 1%, but still deviates, a fractional quantity is not shown
+ s = Size(0xfffffffffffff)
+ self.assertEquals(s.humanReadable(max_places=2), "4096.0 TiB")
+ s = Size(0xfffff)
+ self.assertEquals(s.humanReadable(max_places=2), "1024.0 KiB")
+ s = Size(0xffff)
+ self.assertEquals(s.humanReadable(max_places=2), "64.0 KiB")
+ s = Size(16383)
+ self.assertEquals(s.humanReadable(max_places=2), "16.0 KiB")
+
def testNegative(self):
s = Size("-500MiB")
self.assertEquals(s.humanReadable(), "-500 MiB")
--
1.9.3
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