github.com/joshdk/godel@v0.0.0-20170529232908-862138a45aee/cmd/githooks/hooks_test.go (about)

     1  // Copyright 2016 Palantir Technologies, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package githooks_test
    16  
    17  import (
    18  	"fmt"
    19  	"io/ioutil"
    20  	"os/exec"
    21  	"path"
    22  	"regexp"
    23  	"testing"
    24  
    25  	"github.com/nmiyake/pkg/dirs"
    26  	"github.com/stretchr/testify/assert"
    27  	"github.com/stretchr/testify/require"
    28  
    29  	"github.com/palantir/godel/cmd/githooks"
    30  )
    31  
    32  func TestInstallGitHooks(t *testing.T) {
    33  	tmpDir, cleanup, err := dirs.TempDir("", "")
    34  	defer cleanup()
    35  	require.NoError(t, err)
    36  
    37  	for i, currCase := range []struct {
    38  		setup    func(projectDir string)
    39  		validate func(projectDir string, caseNum int, err error)
    40  	}{
    41  		{
    42  			setup: func(projectDir string) {
    43  				cmd := exec.Command("git", "init")
    44  				cmd.Dir = projectDir
    45  				err := cmd.Run()
    46  				require.NoError(t, err)
    47  			},
    48  			validate: func(projectDir string, caseNum int, err error) {
    49  				require.NoError(t, err, "Case %d", caseNum)
    50  				bytes, err := ioutil.ReadFile(path.Join(projectDir, ".git/hooks/pre-commit"))
    51  				require.NoError(t, err, "Case %d", caseNum)
    52  				assert.Regexp(t, regexp.MustCompile(`(?s).+\./godelw format -l runAll \$gofiles.+`), string(bytes), "Case %d", caseNum)
    53  			},
    54  		},
    55  		{
    56  			validate: func(projectDir string, caseNum int, err error) {
    57  				expectedErr := fmt.Sprintf(".git directory does not exist at %v", path.Join(projectDir, ".git"))
    58  				assert.EqualError(t, err, expectedErr, "Case %d", caseNum)
    59  			},
    60  		},
    61  	} {
    62  		projectDir, err := ioutil.TempDir(tmpDir, "")
    63  		require.NoError(t, err, "Case %d", i)
    64  
    65  		if currCase.setup != nil {
    66  			currCase.setup(projectDir)
    67  		}
    68  		currCase.validate(projectDir, i, githooks.InstallGitHooks(projectDir))
    69  	}
    70  }