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test.py
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test.py
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from snippetysnip import *
import unittest
class Test_get_snippet(unittest.TestCase):
def test_gets_snippet(self):
self.assertEqual(
"void bar() {\n foo();\n}\n",
get_snippet("example.cpp", "bar"))
def test_missing_snippet_returns_errormessage(self):
self.assertEqual(
"ERROR: Didn't find snippetysnip_begin:platypus\n",
get_snippet("example.cpp", "platypus"))
def test_missing_snippet_end_returns_errormessage(self):
self.assertEqual(
"ERROR: Didn't find snippetysnip_end after snippetysnip_begin:error\n",
get_snippet("example.cpp", "error"))
def test_missing_file_returns_errormessage(self):
self.assertEqual(
"ERROR: Couldn't open file: [Errno 2] No such file or directory: 'missing_file.cpp'\n",
get_snippet("missing_file.cpp", "tag"))
class Test_find_end_line(unittest.TestCase):
def test_returns_correct_line_when_found(self):
self.assertEqual(1, find_end_line(['a','snippetysnip_end:foo:bar', 'b'], 'foo', 'bar'))
def test_returns_minus_one_when_not_found(self):
self.assertEqual(-1, find_end_line([], 'foo', 'bar'))
def mock_get_snippet(file_name, snippet_name):
mock_get_snippet.last_file_name = file_name
return "line1\nline2\n"
class Test_insert_snippets(unittest.TestCase):
def test_inserts_simple_snippet(self):
buffer = [
"foo",
"<!-- snippetysnip:snippy.cpp:snippet -->",
"bar"
]
expected = [
"foo",
"<!-- snippetysnip:snippy.cpp:snippet -->",
"",
"line1",
"line2",
"",
"<!-- snippetysnip_end:snippy.cpp:snippet -->",
"bar"
]
self.assertEqual(expected, insert_snippets(buffer, mock_get_snippet))
self.assertEqual("snippy.cpp", mock_get_snippet.last_file_name)
def test_replaces_simple_snippet(self):
buffer = [
"foo",
"<!-- snippetysnip:snippy.cpp:snippet -->",
"line1",
"<!-- snippetysnip_end:snippy.cpp:snippet -->",
"bar"
]
expected = [
"foo",
"<!-- snippetysnip:snippy.cpp:snippet -->",
"",
"line1",
"line2",
"",
"<!-- snippetysnip_end:snippy.cpp:snippet -->",
"bar"
]
self.assertEqual(expected, insert_snippets(buffer, mock_get_snippet))
self.assertEqual("snippy.cpp", mock_get_snippet.last_file_name)
def test_inserts_before(self):
buffer = [
"foo",
"<!-- snippetysnip:snippy.cpp:snippet:(before=\"[sourcecode language='cpp']\") -->",
"bar"
]
expected = [
"foo",
"<!-- snippetysnip:snippy.cpp:snippet:(before=\"[sourcecode language='cpp']\") -->",
"",
"[sourcecode language='cpp']",
"line1",
"line2",
"",
"<!-- snippetysnip_end:snippy.cpp:snippet -->",
"bar"
]
actual = insert_snippets(buffer, mock_get_snippet)
self.assertEqual(expected, actual)
self.assertEqual("snippy.cpp", mock_get_snippet.last_file_name)
def test_inserts_before_and_after(self):
return
buffer = [
"foo",
"<!-- snippetysnip:snippy.cpp:snippet:(before=\"[sourcecode language='cpp']\", after=\"[/sourcecode]\") -->",
"bar"
]
expected = [
"foo",
"<!-- snippetysnip:snippy.cpp:snippet:(before=\"[sourcecode language='cpp']\", after=\"[/sourcecode]\") -->",
"[sourcecode language='cpp']",
"line1",
"line2",
"[/sourcecode]",
"<!-- snippetysnip_end:snippy.cpp:snippet -->",
"bar"
]
actual = insert_snippets(buffer, mock_get_snippet)
self.assertEqual(expected, actual)
self.assertEqual("snippy.cpp", mock_get_snippet.last_file_name)
class Test_get_arguments(unittest.TestCase):
def test_if_no_arguments_returns_empty(self):
self.assertEqual({}, get_arguments("snippetysnip:file:snippet"))
def test_if_one_argument_returns_that(self):
self.assertEqual({'before':'foo'}, get_arguments("snippetysnip:file:snippet:(before=\"foo\")"))
def test_if_two_arguments_returns_both(self):
self.assertEqual({'before':'foo', 'after':'bar'}, get_arguments('snippetysnip:file:snippet:(before="foo",after="bar")'))
def test_spaces_are_allowed_but_optional(self):
self.assertEqual({'before':'foo', 'after':'bar'}, get_arguments('snippetysnip:file:snippet:(before = "foo", after="bar")'))
def test_single_quotes_also_work(self):
self.assertEqual({'before':'foo', 'after':'bar'}, get_arguments("snippetysnip:file:snippet:(before='foo',after='bar')"))
class Test_remove_arguments(unittest.TestCase):
def test_leaves_string_without_arguments_alone(self):
actual = "<!-- snippetysnip:snippy.cpp:snippet -->"
self.assertEqual(actual, remove_arguments(actual))
def test_removes_arguments(self):
actual = "<!-- snippetysnip:snippy.cpp:snippet:(before=\"[sourcecode]\") -->"
expected = "<!-- snippetysnip:snippy.cpp:snippet -->"
self.assertEqual(expected, remove_arguments(actual))
class Test_get_current_snippet_name(unittest.TestCase):
buf = ['what', 'ever', 'snippetysnip_begin:foo', 'here', 'snippetysnip_end',
'snippetysnip_begin:bar', 'more', 'snippetysnip_end', 'jubajuba']
def test_when_in_foo__returns_foo(self):
self.assertEqual("foo", get_current_snippet_name(self.buf, self.buf.index('snippetysnip_begin:foo')))
def test_when_in_bar__returns_bar(self):
self.assertEqual("bar", get_current_snippet_name(self.buf, self.buf.index('snippetysnip_begin:bar')))
def test_when_not_in_snippet__raises_exception(self):
with self.assertRaises(ValueError) as error:
get_current_snippet_name(self.buf, 0)
self.assertEqual('Not in a snippet', error.exception.message)
def test_when_not_in_snippet__doesnt_accidentally_pick_the_previous_one(self):
with self.assertRaises(ValueError) as error:
get_current_snippet_name(self.buf, self.buf.index('jubajuba'))
self.assertEqual('Not in a snippet', error.exception.message)