| 1 | # Tests for schoolgrades module. |
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| 2 | import unittest |
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| 3 | from zope.component import getGlobalSiteManager |
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| 4 | from zope.interface.verify import verifyObject, verifyClass |
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| 5 | from zope.schema.interfaces import ConstraintNotSatisfied |
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| 6 | from ikobacustom.pcn.customers.schoolgrades import ( |
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| 7 | IResultEntry, IResultEntryField, |
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| 8 | ResultEntry, ResultEntryField, |
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| 9 | EXAM_SUBJECTS_DICT, EXAM_GRADES) |
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| 10 | |
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| 11 | |
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| 12 | class ResultEntryTests(unittest.TestCase): |
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| 13 | |
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| 14 | def setUp(self): |
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| 15 | self.valid_subj = EXAM_SUBJECTS_DICT.keys()[0] |
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| 16 | self.valid_grade = EXAM_GRADES[0][0] |
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| 17 | return |
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| 18 | |
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| 19 | def tearDown(self): |
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| 20 | return |
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| 21 | |
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| 22 | def test_ifaces(self): |
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| 23 | # make sure we implement the promised interfaces. |
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| 24 | obj = ResultEntry() |
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| 25 | verifyObject(IResultEntry, obj) |
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| 26 | verifyClass(IResultEntry, ResultEntry) |
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| 27 | return |
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| 28 | |
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| 29 | def test_init(self): |
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| 30 | # we can pass initial values |
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| 31 | item1 = ResultEntry() |
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| 32 | item2 = ResultEntry(self.valid_subj, self.valid_grade) |
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| 33 | self.assertTrue(item1.subject is None) |
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| 34 | self.assertTrue(item1.grade is None) |
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| 35 | self.assertEqual(item2.subject, self.valid_subj) |
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| 36 | self.assertEqual(item2.grade, self.valid_grade) |
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| 37 | return |
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| 38 | |
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| 39 | def test_illegal_value(self): |
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| 40 | item = ResultEntry() |
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| 41 | self.assertRaises( |
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| 42 | ConstraintNotSatisfied, ResultEntry, 'invalid', 'invalid') |
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| 43 | self.assertRaises( |
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| 44 | ConstraintNotSatisfied, ResultEntry, 'invalid') |
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| 45 | self.assertRaises( |
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| 46 | ConstraintNotSatisfied, setattr, item, 'subject', 'blah') |
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| 47 | self.assertRaises( |
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| 48 | ConstraintNotSatisfied, setattr, item, 'grade', 'blah') |
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| 49 | return |
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| 50 | |
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| 51 | def test_to_string(self): |
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| 52 | # the string representation is handy for export |
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| 53 | item1 = ResultEntry() |
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| 54 | item2 = ResultEntry(self.valid_subj, self.valid_grade) |
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| 55 | self.assertEqual(item1.to_string(), u"(None, None)") |
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| 56 | self.assertEqual(item2.to_string(), u"('%s', '%s')" % ( |
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| 57 | self.valid_subj, self.valid_grade)) |
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| 58 | return |
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| 59 | |
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| 60 | def test_from_string(self): |
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| 61 | # we can create new result entries based on strings |
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| 62 | myinput = u"(u'%s',u'%s')" % ( |
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| 63 | self.valid_subj, self.valid_grade) |
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| 64 | item1 = ResultEntry.from_string(myinput) |
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| 65 | item2 = ResultEntry.from_string(u"(u'',u'')") |
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| 66 | item3 = ResultEntry.from_string(u"(None, None)") |
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| 67 | self.assertEqual(item1.subject, self.valid_subj) |
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| 68 | self.assertEqual(item1.grade, self.valid_grade) |
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| 69 | self.assertTrue(item2.subject is None) |
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| 70 | self.assertTrue(item2.grade is None) |
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| 71 | self.assertTrue(item3.subject is None) |
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| 72 | self.assertTrue(item3.grade is None) |
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| 73 | return |
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| 74 | |
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| 75 | def test_eq(self): |
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| 76 | # we can compare equality of ResultEntry objects |
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| 77 | item1 = ResultEntry(self.valid_subj, self.valid_grade) |
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| 78 | item2 = ResultEntry(self.valid_subj, self.valid_grade) |
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| 79 | item3 = ResultEntry() |
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| 80 | item4 = ResultEntry() |
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| 81 | assert item1 is not item2 |
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| 82 | assert item1 == item1 |
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| 83 | assert item1 == item2 |
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| 84 | assert item3 is not item4 |
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| 85 | assert item3 == item4 |
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| 86 | assert item1.__eq__(item2) is True |
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| 87 | assert item1.__eq__(item3) is False |
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| 88 | |
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| 89 | def test_ne(self): |
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| 90 | # we can also tell, which ResultEntries are _not_ equal |
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| 91 | item1 = ResultEntry(self.valid_subj, self.valid_grade) |
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| 92 | item2 = ResultEntry() |
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| 93 | assert item1 != item2 |
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| 94 | assert item1.__ne__(item2) is True |
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| 95 | assert item1.__ne__(item1) is False |
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| 96 | |
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| 97 | |
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| 98 | class ResultEntryFieldTests(unittest.TestCase): |
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| 99 | |
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| 100 | def test_ifaces(self): |
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| 101 | # make sure we implement the promised interfaces. |
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| 102 | obj = ResultEntryField() |
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| 103 | verifyObject(IResultEntryField, obj) |
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| 104 | verifyClass(IResultEntryField, ResultEntryField) |
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| 105 | return |
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