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from __future__ import annotations
from unittest import mock
import pytest
import re_assert
import pre_commit.constants as C
from pre_commit import lang_base
from pre_commit.envcontext import envcontext
from pre_commit.languages import golang
from pre_commit.store import _make_local_repo
from testing.language_helpers import run_language
ACTUAL_GET_DEFAULT_VERSION = golang.get_default_version.__wrapped__
@pytest.fixture
def exe_exists_mck():
with mock.patch.object(lang_base, 'exe_exists') as mck:
yield mck
def test_golang_default_version_system_available(exe_exists_mck):
exe_exists_mck.return_value = True
assert ACTUAL_GET_DEFAULT_VERSION() == 'system'
def test_golang_default_version_system_not_available(exe_exists_mck):
exe_exists_mck.return_value = False
assert ACTUAL_GET_DEFAULT_VERSION() == C.DEFAULT
ACTUAL_INFER_GO_VERSION = golang._infer_go_version.__wrapped__
def test_golang_infer_go_version_not_default():
assert ACTUAL_INFER_GO_VERSION('1.19.4') == '1.19.4'
def test_golang_infer_go_version_default():
version = ACTUAL_INFER_GO_VERSION(C.DEFAULT)
assert version != C.DEFAULT
re_assert.Matches(r'^\d+\.\d+(?:\.\d+)?$').assert_matches(version)
def _make_hello_world(tmp_path):
go_mod = '''\
module golang-hello-world
go 1.18
require github.com/BurntSushi/toml v1.1.0
'''
go_sum = '''\
github.com/BurntSushi/toml v1.1.0 h1:ksErzDEI1khOiGPgpwuI7x2ebx/uXQNw7xJpn9Eq1+I=
github.com/BurntSushi/toml v1.1.0/go.mod h1:CxXYINrC8qIiEnFrOxCa7Jy5BFHlXnUU2pbicEuybxQ=
''' # noqa: E501
hello_world_go = '''\
package main
import (
"fmt"
"github.com/BurntSushi/toml"
)
type Config struct {
What string
}
func main() {
var conf Config
toml.Decode("What = 'world'\\n", &conf)
fmt.Printf("hello %v\\n", conf.What)
}
'''
tmp_path.joinpath('go.mod').write_text(go_mod)
tmp_path.joinpath('go.sum').write_text(go_sum)
mod_dir = tmp_path.joinpath('golang-hello-world')
mod_dir.mkdir()
main_file = mod_dir.joinpath('main.go')
main_file.write_text(hello_world_go)
def test_golang_system(tmp_path):
_make_hello_world(tmp_path)
ret = run_language(tmp_path, golang, 'golang-hello-world')
assert ret == (0, b'hello world\n')
def test_golang_default_version(tmp_path):
_make_hello_world(tmp_path)
ret = run_language(
tmp_path,
golang,
'golang-hello-world',
version=C.DEFAULT,
)
assert ret == (0, b'hello world\n')
def test_golang_versioned(tmp_path):
_make_local_repo(str(tmp_path))
ret, out = run_language(
tmp_path,
golang,
'go version',
version='1.18.4',
)
assert ret == 0
assert out.startswith(b'go version go1.18.4')
def test_local_golang_additional_deps(tmp_path):
_make_local_repo(str(tmp_path))
ret = run_language(
tmp_path,
golang,
'hello',
deps=('golang.org/x/example/hello@latest',),
)
assert ret == (0, b'Hello, world!\n')
def test_golang_hook_still_works_when_gobin_is_set(tmp_path):
with envcontext((('GOBIN', str(tmp_path.joinpath('gobin'))),)):
test_golang_system(tmp_path)
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