go.mway.dev/x@v0.0.0-20240520034138-950aede9a3fb/env/path_test.go (about)

     1  // Copyright (c) 2023 Matt Way
     2  //
     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to
     5  // deal in the Software without restriction, including without limitation the
     6  // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
     7  // sell copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
    18  // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
    19  // IN THE THE SOFTWARE.
    20  
    21  package env
    22  
    23  import (
    24  	"errors"
    25  	"testing"
    26  
    27  	"github.com/stretchr/testify/require"
    28  )
    29  
    30  func TestPath(t *testing.T) {
    31  	withDummyPath(t.Name(), func() {
    32  		path := NewPath()
    33  		require.Equal(t, t.Name(), path.Value())
    34  
    35  		path, err := path.Prepend("a", "b", "c")
    36  		require.NoError(t, err)
    37  		require.Equal(t, "a:b:c:"+t.Name(), path.String())
    38  
    39  		path, err = path.Append("d", "e", "f")
    40  		require.NoError(t, err)
    41  		require.Equal(t, "a:b:c:"+t.Name()+":d:e:f", path.String())
    42  	})
    43  }
    44  
    45  func TestPath_Append_Empty(t *testing.T) {
    46  	withDummyPath(t.Name(), func() {
    47  		path := NewPath().MustAppend().MustAppend("", "foo")
    48  		require.Equal(t, t.Name()+":foo", path.String())
    49  	})
    50  }
    51  
    52  func TestPath_Prepend_Error(t *testing.T) {
    53  	withDummyPath(t.Name(), func() {
    54  		wantErr := errors.New("setenv error")
    55  		withStub(&_osSetenv, osSetenvReturning(wantErr), func() {
    56  			path := NewPath()
    57  			_, err := path.Prepend("foo")
    58  			require.ErrorIs(t, err, wantErr)
    59  			require.Panics(t, func() {
    60  				path.MustPrepend("foo")
    61  			})
    62  		})
    63  	})
    64  }
    65  
    66  func TestPath_Append_Error(t *testing.T) {
    67  	withDummyPath(t.Name(), func() {
    68  		wantErr := errors.New("setenv error")
    69  		withStub(&_osSetenv, osSetenvReturning(wantErr), func() {
    70  			path := NewPath()
    71  			_, err := path.Append("foo")
    72  			require.ErrorIs(t, err, wantErr)
    73  			require.Panics(t, func() {
    74  				path.MustAppend("foo")
    75  			})
    76  		})
    77  	})
    78  }
    79  
    80  func TestPath_Prepend_Empty(t *testing.T) {
    81  	withDummyPath(t.Name(), func() {
    82  		path := NewPath().MustPrepend().MustPrepend("", "foo")
    83  		require.Equal(t, "foo:"+t.Name(), path.String())
    84  	})
    85  }
    86  
    87  func TestPath_Restore_Error(t *testing.T) {
    88  	withDummyPath(t.Name(), func() {
    89  		wantErr := errors.New("setenv error")
    90  		withStub(&_osSetenv, osSetenvReturning(wantErr), func() {
    91  			path := NewPath()
    92  			require.ErrorIs(t, path.Restore(), wantErr)
    93  			require.Panics(t, path.MustRestore)
    94  		})
    95  	})
    96  }