#
# It has been a long time since <cks> wrote Python tests. Oops.
#
# In a real version of this <cks> would probably write a bunch of
# table driven tests with descriptions, but it's midnight so you
# get basic functionality being confirmed. <cks> isn't narrowly
# adhering to each test tests exactly one new behavior, either.
import unittest
import testresults

class TestResultsType(unittest.TestCase):

    def test_single(self):
        "Test that a single case with two tests returns the right results"
        tr = testresults.TestResults()
        r = list(tr.appendTestRun([("ghi", "passed"), ("abc", "failed")]))
        # Our API contract is that within a single run, new test
        # names are sorted alphabetically.
        self.assertEqual(r, [("abc", "failed"), ("ghi", "passed")])

    def test_repeat(self):
        "Test that repeatedly doing something works."
        tr = testresults.TestResults()
        r = list(tr.appendTestRun([("ghi", "passed"), ("abc", "failed")]))
        self.assertEqual(r, [("abc", "failed"), ("ghi", "passed")])
        # If we repeat exactly the same tests we should get the same
        # results.
        r = list(tr.appendTestRun([("ghi", "passed"), ("abc", "failed")]))
        self.assertEqual(r, [("abc", "failed"), ("ghi", "passed")])

    def test_state_change(self):
        "Test that a re-run test changes state in the second occurrence."
        tr = testresults.TestResults()
        r = list(tr.appendTestRun([("abc", "failed")]))
        self.assertEqual(r, [("abc", "failed")])
        r = list(tr.appendTestRun([("abc", "passed")]))
        self.assertEqual(r, [("abc", "passed")])
        
    def test_test_differents(self):
        "Test that adding a new test and omitting an old test works."
        tr = testresults.TestResults()
        _ = list(tr.appendTestRun([("ghi", "passed")]))
        r = list(tr.appendTestRun([("abc", "failed")]))
        # Across multiple runs, new test cases are not sorted alphabetically
        # against old ones, so "ghi" is first.
        self.assertEqual(r, [("ghi", None), ("abc", "failed")])