github.com/hasnat/dolt/go@v0.0.0-20210628190320-9eb5d843fbb7/cmd/git-dolt/utils/find_git_config_dir_test.go (about)

     1  // Copyright 2019 Dolthub, 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 utils
    16  
    17  import (
    18  	"io/ioutil"
    19  	"os"
    20  	"path/filepath"
    21  	"testing"
    22  
    23  	"github.com/stretchr/testify/assert"
    24  )
    25  
    26  func TestFindGitConfigDir(t *testing.T) {
    27  	// Setup
    28  	tmpDir, err := ioutil.TempDir("", "git-dolt-test")
    29  	if err != nil {
    30  		t.Errorf("Error creating temp directory: %v", err)
    31  	}
    32  	defer func() {
    33  		if err := os.RemoveAll(tmpDir); err != nil {
    34  			t.Errorf("Error removing test directories: %v", err)
    35  		}
    36  	}()
    37  
    38  	nestedExamplePath := filepath.Join(tmpDir, "deeply", "nested", "example")
    39  	topLevelExamplePath := filepath.Join(tmpDir, "top", "level", "example")
    40  	noGitExamplePath := filepath.Join(tmpDir, "no", "git", "example")
    41  
    42  	nestedGitPath := filepath.Join(nestedExamplePath, ".git")
    43  	topLevelGitPath := filepath.Join(tmpDir, "top", ".git")
    44  
    45  	if err := os.MkdirAll(nestedGitPath, os.ModePerm); err != nil {
    46  		t.Errorf("Error creating test directories: %v", err)
    47  	}
    48  
    49  	if err := os.MkdirAll(topLevelExamplePath, os.ModePerm); err != nil {
    50  		t.Errorf("Error creating test directories: %v", err)
    51  	}
    52  	if err := os.MkdirAll(topLevelGitPath, os.ModePerm); err != nil {
    53  		t.Errorf("Error creating test directories: %v", err)
    54  	}
    55  
    56  	if err := os.MkdirAll(noGitExamplePath, os.ModePerm); err != nil {
    57  		t.Errorf("Error creating test directories: %v", err)
    58  	}
    59  
    60  	// Tests
    61  	type args struct {
    62  		startingPath string
    63  		terminalPath string
    64  	}
    65  	tests := []struct {
    66  		name    string
    67  		args    args
    68  		want    string
    69  		wantErr bool
    70  	}{
    71  		{"finds a deeply-nested git directory", args{nestedExamplePath, tmpDir}, nestedGitPath, false},
    72  		{"finds a top-level git directory", args{topLevelExamplePath, tmpDir}, topLevelGitPath, false},
    73  		{"returns an error when there is no git directory", args{noGitExamplePath, tmpDir}, "", true},
    74  		{"returns an error (and does not hang) when startingPath is not a descendent of terminalPath", args{noGitExamplePath, nestedExamplePath}, "", true},
    75  	}
    76  
    77  	for _, tt := range tests {
    78  		t.Run(tt.name, func(t *testing.T) {
    79  			got, err := FindGitConfigDir(tt.args.startingPath, tt.args.terminalPath)
    80  			if tt.wantErr {
    81  				assert.Error(t, err)
    82  			} else if err != nil {
    83  				t.Errorf("wanted %v, got error %v", tt.want, err)
    84  			}
    85  
    86  			assert.Equal(t, tt.want, got)
    87  		})
    88  	}
    89  }