github.com/SamarSidharth/kpt@v0.0.0-20231122062228-c7d747ae3ace/internal/errors/resolver/pkg_test.go (about)

     1  // Copyright 2021 The kpt Authors
     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 resolver
    16  
    17  import (
    18  	"fmt"
    19  	"os"
    20  	"strings"
    21  	"testing"
    22  
    23  	"github.com/GoogleContainerTools/kpt/internal/pkg"
    24  	"github.com/stretchr/testify/assert"
    25  )
    26  
    27  func TestPkgErrorResolver(t *testing.T) {
    28  	testCases := map[string]struct {
    29  		err      error
    30  		expected string
    31  	}{
    32  		"kptfileError has nested ErrNotExist": {
    33  			err: &pkg.KptfileError{
    34  				Path: "/foo/bar",
    35  				Err:  os.ErrNotExist,
    36  			},
    37  			expected: "Error: No Kptfile found at \"/foo/bar\".",
    38  		},
    39  		"kptfileError doesn't have a known nested error": {
    40  			err: &pkg.KptfileError{
    41  				Path: "/some/path",
    42  				Err:  fmt.Errorf("this is a test"),
    43  			},
    44  			expected: `
    45  Error: Kptfile at "/some/path" can't be read.
    46  
    47  Details:
    48  this is a test
    49  `,
    50  		},
    51  		"kptfileError without nested error": {
    52  			err: &pkg.KptfileError{
    53  				Path: "/some/path",
    54  			},
    55  			expected: "Error: Kptfile at \"/some/path\" can't be read.",
    56  		},
    57  	}
    58  
    59  	for tn, tc := range testCases {
    60  		t.Run(tn, func(t *testing.T) {
    61  			res, ok := (&pkgErrorResolver{}).Resolve(tc.err)
    62  			if !ok {
    63  				t.Error("expected error to be resolved, but it wasn't")
    64  			}
    65  			assert.Equal(t, strings.TrimSpace(tc.expected), strings.TrimSpace(res.Message))
    66  		})
    67  	}
    68  }