from rope.base import exceptions
import unittest
from rope.contrib.findit import (find_occurrences,find_implementations
find_definition)
from ropetest import testutils
class FindItTest(unittest.TestCase):
def setUp(self):
super(FindItTest, self).setUp()
self.project = testutils.sample_project()
def tearDown(self):
testutils.remove_project(self.project)
super(FindItTest, self).tearDown()
def test_finding_occurrences(self):
mod = testutils.create_module(self.project, 'mod')
mod.write('a_var = 1\n')
result = find_occurrences(self.project, mod, 1)
self.assertEquals(mod, result[0].resource)
self.assertEquals(0, result[0].offset)
self.assertEquals(False, result[0].unsure)
def test_finding_occurrences_in_more_than_one_module(self):
mod1 = testutils.create_module(self.project, 'mod1')
mod2 = testutils.create_module(self.project, 'mod2')
mod1.write('a_var = 1\n')
mod2.write('import mod1\nmy_var = mod1.a_var')
result = find_occurrences(self.project, mod1, 1)
self.assertEquals(2, len(result))
modules = (result[0].resource, result[1].resource)
self.assertTrue(mod1 in modules and mod2 in modules)
def test_finding_occurrences_matching_when_unsure(self):
mod1 = testutils.create_module(self.project, 'mod1')
mod1.write('class C(object):\n def a_func(self):\n pass\n'
'def f(arg):\n arg.a_func()\n')
result = find_occurrences(
self.project, mod1, mod1.read().index('a_func'), unsure=True)
self.assertEquals(2, len(result))
def test_find_occurrences_resources_parameter(self):
mod1 = testutils.create_module(self.project, 'mod1')
mod2 = testutils.create_module(self.project, 'mod2')
mod1.write('a_var = 1\n')
mod2.write('import mod1\nmy_var = mod1.a_var')
result = find_occurrences(self.project, mod1, 1, resources=[mod1])
self.assertEquals(1, len(result))
self.assertEquals((mod1, 0), (result[0].resource, result[0].offset))
def test_find_occurrences_and_class_hierarchies(self):
mod1 = testutils.create_module(self.project, 'mod1')
mod1.write('class A(object):\n def f():\n pass\n'
'class B(A):\n def f():\n pass\n')
offset = mod1.read().rindex('f')
result1 = find_occurrences(self.project, mod1, offset)
result2 = find_occurrences(self.project, mod1,
offset, in_hierarchy=True)
self.assertEquals(1, len(result1))
self.assertEquals(2, len(result2))
def test_trivial_find_implementations(self):
mod1 = testutils.create_module(self.project, 'mod1')
mod1.write('class A(object):\n def f(self):\n pass\n')
offset = mod1.read().rindex('f(')
result = find_implementations(self.project, mod1, offset)
self.assertEquals([], result)
def test_find_implementations_and_not_returning_parents(self):
mod1 = testutils.create_module(self.project, 'mod1')
mod1.write('class A(object):\n def f(self):\n pass\n'
'class B(A):\n def f(self):\n pass\n')
offset = mod1.read().rindex('f(')
result = find_implementations(self.project, mod1, offset)
self.assertEquals([], result)
def test_find_implementations_real_implementation(self):
mod1 = testutils.create_module(self.project, 'mod1')
mod1.write('class A(object):\n def f(self):\n pass\n'
'class B(A):\n def f(self):\n pass\n')
offset = mod1.read().index('f(')
result = find_implementations(self.project, mod1, offset)
self.assertEquals(1, len(result))
self.assertEquals(mod1.read().rindex('f('), result[0].offset)
@testutils.assert_raises(exceptions.BadIdentifierError)
def test_find_implementations_real_implementation(self):
mod1 = testutils.create_module(self.project, 'mod1')
mod1.write('class A(object):\n pass\n')
offset = mod1.read().index('A')
result = find_implementations(self.project, mod1, offset)
def test_trivial_find_definition(self):
code = 'def a_func():\n pass\na_func()'
result = find_definition(self.project, code, code.rindex('a_func'))
start = code.index('a_func')
self.assertEquals(start, result.offset)
self.assertEquals(None, result.resource)
self.assertEquals(1, result.lineno)
self.assertEquals((start, start + len('a_func')), result.region)
def test_find_definition_in_other_modules(self):
mod1 = testutils.create_module(self.project, 'mod1')
mod1.write('var = 1\n')
code = 'import mod1\nprint(mod1.var)\n'
result = find_definition(self.project, code, code.index('var'))
self.assertEquals(mod1, result.resource)
self.assertEquals(0, result.offset)
def suite():
result = unittest.TestSuite()
result.addTests(unittest.makeSuite(FindItTest))
return result
if __name__ == '__main__':
unittest.main()
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