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from __future__ import unicode_literals

import cfgv

import pytest

from pre_commit.clientlib import check_type_tag

from pre_commit.clientlib import CONFIG_HOOK_DICT

from pre_commit.clientlib import CONFIG_REPO_DICT

from pre_commit.clientlib import CONFIG_SCHEMA

from pre_commit.clientlib import DEFAULT_LANGUAGE_VERSION

from pre_commit.clientlib import MANIFEST_SCHEMA

from pre_commit.clientlib import MigrateShaToRev

from pre_commit.clientlib import validate_config_main

from pre_commit.clientlib import validate_manifest_main

from testing.fixtures import sample_local_config

def is_valid_according_to_schema(obj, obj_schema):

try:

cfgv.validate(obj, obj_schema)

return True

except cfgv.ValidationError:

return False

@pytest.mark.parametrize('value', ('definitely-not-a-tag', 'fiel'))

def test_check_type_tag_failures(value):

with pytest.raises(cfgv.ValidationError):

check_type_tag(value)

@pytest.mark.parametrize(

('config_obj', 'expected'), (

(

{'repos': [{

'repo': 'git@github.com:pre-commit/pre-commit-hooks',

'rev': 'cd74dc150c142c3be70b24eaf0b02cae9d235f37',

'hooks': [{'id': 'pyflakes', 'files': '\\.py$'}],

}]},

True,

(

{'repos': [{

'repo': 'git@github.com:pre-commit/pre-commit-hooks',

'rev': 'cd74dc150c142c3be70b24eaf0b02cae9d235f37',

'hooks': [

{

'id': 'pyflakes',

'files': '\\.py$',

'args': ['foo', 'bar', 'baz'],

}]},

True,

(

{'repos': [{

'repo': 'git@github.com:pre-commit/pre-commit-hooks',

'rev': 'cd74dc150c142c3be70b24eaf0b02cae9d235f37',

'hooks': [

{

'id': 'pyflakes',

'files': '\\.py$',

# Exclude pattern must be a string

'exclude': 0,

'args': ['foo', 'bar', 'baz'],

}]},

False,

)

def test_config_valid(config_obj, expected):

ret = is_valid_according_to_schema(config_obj, CONFIG_SCHEMA)

assert ret is expected

def test_local_hooks_with_rev_fails():

config_obj = {'repos': [dict(sample_local_config(), rev='foo')]}

with pytest.raises(cfgv.ValidationError):

cfgv.validate(config_obj, CONFIG_SCHEMA)

def test_config_with_local_hooks_definition_passes():

config_obj = {'repos': [sample_local_config()]}

cfgv.validate(config_obj, CONFIG_SCHEMA)

def test_config_schema_does_not_contain_defaults():

"""Due to the way our merging works, if this schema has any defaults they

will clobber potentially useful values in the backing manifest. #227

"""

for item in CONFIG_HOOK_DICT.items:

assert not isinstance(item, cfgv.Optional)

def test_validate_manifest_main_ok():

assert not validate_manifest_main(('.pre-commit-hooks.yaml',))

def test_validate_config_main_ok():

assert not validate_config_main(('.pre-commit-config.yaml',))

def test_validate_config_old_list_format_ok(tmpdir):

f = tmpdir.join('cfg.yaml')

f.write('- {repo: meta, hooks: [{id: identity}]}')

assert not validate_config_main((f.strpath,))

@pytest.mark.parametrize('fn', (validate_config_main, validate_manifest_main))

def test_mains_not_ok(tmpdir, fn):

not_yaml = tmpdir.join('f.notyaml')

not_yaml.write('{')

not_schema = tmpdir.join('notconfig.yaml')

not_schema.write('{}')

assert fn(('does-not-exist',))

assert fn((not_yaml.strpath,))

assert fn((not_schema.strpath,))

@pytest.mark.parametrize(

('manifest_obj', 'expected'),

(

[{

'id': 'a',

'name': 'b',

'entry': 'c',

'language': 'python',

'files': r'\.py$',

}],

True,

(

[{

'id': 'a',

'name': 'b',

'entry': 'c',

'language': 'python',

'language_version': 'python3.4',

'files': r'\.py$',

}],

True,

(

# A regression in 0.13.5: always_run and files are permissible

[{

'id': 'a',

'name': 'b',

'entry': 'c',

'language': 'python',

'files': '',

'always_run': True,

}],

True,

)

def test_valid_manifests(manifest_obj, expected):

ret = is_valid_according_to_schema(manifest_obj, MANIFEST_SCHEMA)

assert ret is expected

@pytest.mark.parametrize(

'dct',

(

{'repo': 'local'}, {'repo': 'meta'},

{'repo': 'wat', 'sha': 'wat'}, {'repo': 'wat', 'rev': 'wat'},

)

def test_migrate_sha_to_rev_ok(dct):

MigrateShaToRev().check(dct)

def test_migrate_sha_to_rev_dont_specify_both():

with pytest.raises(cfgv.ValidationError) as excinfo:

MigrateShaToRev().check({'repo': 'a', 'sha': 'b', 'rev': 'c'})

msg, = excinfo.value.args

assert msg == 'Cannot specify both sha and rev'

@pytest.mark.parametrize(

'dct',

(

{'repo': 'a'},

{'repo': 'meta', 'sha': 'a'}, {'repo': 'meta', 'rev': 'a'},

)

def test_migrate_sha_to_rev_conditional_check_failures(dct):

with pytest.raises(cfgv.ValidationError):

MigrateShaToRev().check(dct)

def test_migrate_to_sha_apply_default():

dct = {'repo': 'a', 'sha': 'b'}

MigrateShaToRev().apply_default(dct)

assert dct == {'repo': 'a', 'rev': 'b'}

def test_migrate_to_sha_ok():

dct = {'repo': 'a', 'rev': 'b'}

MigrateShaToRev().apply_default(dct)

assert dct == {'repo': 'a', 'rev': 'b'}

@pytest.mark.parametrize(

'config_repo',

(

# i-dont-exist isn't a valid hook

{'repo': 'meta', 'hooks': [{'id': 'i-dont-exist'}]},

# invalid to set a language for a meta hook

{'repo': 'meta', 'hooks': [{'id': 'identity', 'language': 'python'}]},

# name override must be string

{'repo': 'meta', 'hooks': [{'id': 'identity', 'name': False}]},

)

def test_meta_hook_invalid(config_repo):

with pytest.raises(cfgv.ValidationError):

cfgv.validate(config_repo, CONFIG_REPO_DICT)

@pytest.mark.parametrize(

'mapping',

(

# invalid language key

{'pony': '1.0'},

# not a string for version

{'python': 3},

)

def test_default_language_version_invalid(mapping):

with pytest.raises(cfgv.ValidationError):

cfgv.validate(mapping, DEFAULT_LANGUAGE_VERSION)

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