copy babel.plural doctests as unit tests

diff --git a/tests/test_plural.py b/tests/test_plural.py
index 695d582b0fb24d2fe5ff0d8289310d876e8acb89..d7bebf8de49c8cc74fb91bd731a1a8a803775d66 100644 (file)
--- a/tests/test_plural.py
+++ b/tests/test_plural.py
@@ -17,9 +17,61 @@ import unittest
 from babel import plural
 
 
+class test_plural_rule():
+    rule = plural.PluralRule({'one': 'n is 1'})
+    assert rule(1) == 'one'
+    assert rule(2) == 'other'
+
+    rule = plural.PluralRule({'one': 'n is 1'})
+    assert rule.rules == {'one': 'n is 1'}
+
+
+def test_to_javascript():
+    assert (plural.to_javascript({'one': 'n is 1'})
+            == "(function(n) { return (n == 1) ? 'one' : 'other'; })")
+
+
+def test_to_python():
+    func = plural.to_python({'one': 'n is 1', 'few': 'n in 2..4'})
+    assert func(1) == 'one'
+    assert func(3) == 'few'
+
+    func = plural.to_python({'one': 'n in 1,11', 'few': 'n in 3..10,13..19'})
+    assert func(11) == 'one'
+    assert func(15) == 'few'
+
+
+def test_to_gettext():
+    assert (plural.to_gettext({'one': 'n is 1', 'two': 'n is 2'})
+            == 'nplurals=3; plural=((n == 2) ? 1 : (n == 1) ? 0 : 2)')
+
+
+def test_in_range_list():
+    assert plural.in_range_list(1, [(1, 3)])
+    assert plural.in_range_list(3, [(1, 3)])
+    assert plural.in_range_list(3, [(1, 3), (5, 8)])
+    assert not plural.in_range_list(1.2, [(1, 4)])
+    assert not plural.in_range_list(10, [(1, 4)])
+    assert not plural.in_range_list(10, [(1, 4), (6, 8)])
+
+
+def test_within_range_list():
+    assert plural.within_range_list(1, [(1, 3)])
+    assert plural.within_range_list(1.0, [(1, 3)])
+    assert plural.within_range_list(1.2, [(1, 4)])
+    assert plural.within_range_list(8.8, [(1, 4), (7, 15)])
+    assert not plural.within_range_list(10, [(1, 4)])
+    assert not plural.within_range_list(10.5, [(1, 4), (20, 30)])
+
+
+def test_cldr_modulo():
+    assert plural.cldr_modulo(-3, 5) == -3
+    assert plural.cldr_modulo(-3, -5) == -3
+    assert plural.cldr_modulo(3, 5) == 3
+
+
 def suite():
     suite = unittest.TestSuite()
-    suite.addTest(doctest.DocTestSuite(plural))
     return suite