summaryrefslogtreecommitdiffstats
path: root/tests/test_size_to_str.py
diff options
context:
space:
mode:
Diffstat (limited to 'tests/test_size_to_str.py')
-rw-r--r--tests/test_size_to_str.py104
1 files changed, 104 insertions, 0 deletions
diff --git a/tests/test_size_to_str.py b/tests/test_size_to_str.py
new file mode 100644
index 0000000..6320e39
--- /dev/null
+++ b/tests/test_size_to_str.py
@@ -0,0 +1,104 @@
+#!/usr/bin/python3
+
+__author__ = "Barry Warsaw <barry@ubuntu.com>, James Hunt, Michael Vogt"
+
+import unittest
+
+import apt_pkg
+import testcommon
+
+
+class SizeToStrTestCase(testcommon.TestCase):
+ """Test apt_pkg.size_to_str"""
+
+ DATA = {
+ # XXX: note the trailing spaces for some of these entries!
+ 10**1: "10 ",
+ 10**2: "100 ",
+ 10**3: "1000 ",
+ 10**4: "10.0 k",
+ 10**5: "100 k",
+ 10**6: "1000 k",
+ 10**7: "10.0 M",
+ 10**8: "100 M",
+ 10**9: "1000 M",
+ 10**10: "10.0 G",
+ 10**11: "100 G",
+ 10**12: "1000 G",
+ 10**13: "10.0 T",
+ 10**14: "100 T",
+ 10**15: "1000 T",
+ 10**16: "10.0 P",
+ 10**17: "100 P",
+ 10**18: "1000 P",
+ 10**19: "10.0 E",
+ 10**20: "100 E",
+ 10**21: "1000 E",
+ 10**22: "10.0 Z",
+ 10**23: "100.0 Z",
+ 10**24: "1000 Z",
+ # 10 ** 25: "10.0 Y",
+ 10**26: "100 Y",
+ 10**27: "1000 Y",
+ # That's our limit :)
+ 10**28: "10000 Y",
+ 0: "0 ",
+ 1: "1 ",
+ 1024: "1024 ",
+ 10240: "10.2 k",
+ 102400: "102 k",
+ 1024000: "1024 k",
+ 10240000: "10.2 M",
+ 102400000: "102 M",
+ 2147483647: "2147 M",
+ 2147483648: "2147 M",
+ 1024000000: "1024 M",
+ 10240000000: "10.2 G",
+ 9: "9 ",
+ 99: "99 ",
+ 999: "999 ",
+ 9999: "9999 ",
+ 99999: "100.0 k",
+ 999999: "1000 k",
+ 9999999: "10000 k",
+ 99999999: "100.0 M",
+ 999999999: "1000 M",
+ 9999999999: "10000 M",
+ 99999999999: "100.0 G",
+ 999999999999: "1000 G",
+ 9999999999999: "10000 G",
+ 99999999999999: "100.0 T",
+ 999999999999999: "1000 T",
+ 9999999999999999: "10.0 P",
+ 99999999999999999: "100 P",
+ 999999999999999999: "1000 P",
+ 9999999999999999999: "10.0 E",
+ 99999999999999999999: "100 E",
+ 999999999999999999999: "1000 E",
+ 9999999999999999999999: "10.0 Z",
+ 999999999999999999999999: "1000 Z",
+ }
+
+ def test_from_data(self):
+ for k, v in self.DATA.items():
+ size = apt_pkg.size_to_str(k)
+ msg = f"size_to_str({k}) returned '{size}', expected '{v}'"
+ self.assertEqual(size, v, msg)
+
+ def test_raise_on_unsupported(self):
+ for v in ["hello", None, {}, [], ()]:
+ with self.assertRaises(TypeError):
+ apt_pkg.size_to_str(v)
+
+
+class RegressionTestCase(testcommon.TestCase):
+ """Regression test for LP: #1030278"""
+
+ def test_no_overflow_error(self):
+ # LP: #1030278 produces an overflow error in size_to_str() with a big
+ # value under Python 3.
+ self.assertEqual(apt_pkg.size_to_str(2147483648000000000000), "2147 E")
+
+
+if __name__ == "__main__":
+ unittest.main()