github.com/linchen2chris/hugo@v0.0.0-20230307053224-cec209389705/htesting/testdata_builder.go (about)

     1  // Copyright 2018 The Hugo Authors. All rights reserved.
     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  // http://www.apache.org/licenses/LICENSE-2.0
     7  //
     8  // Unless required by applicable law or agreed to in writing, software
     9  // distributed under the License is distributed on an "AS IS" BASIS,
    10  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package htesting
    15  
    16  import (
    17  	"path/filepath"
    18  	"testing"
    19  
    20  	"github.com/spf13/afero"
    21  )
    22  
    23  type testFile struct {
    24  	name    string
    25  	content string
    26  }
    27  
    28  type testdataBuilder struct {
    29  	t          testing.TB
    30  	fs         afero.Fs
    31  	workingDir string
    32  
    33  	files []testFile
    34  }
    35  
    36  func NewTestdataBuilder(fs afero.Fs, workingDir string, t testing.TB) *testdataBuilder {
    37  	workingDir = filepath.Clean(workingDir)
    38  	return &testdataBuilder{fs: fs, workingDir: workingDir, t: t}
    39  }
    40  
    41  func (b *testdataBuilder) Add(filename, content string) *testdataBuilder {
    42  	b.files = append(b.files, testFile{name: filename, content: content})
    43  	return b
    44  }
    45  
    46  func (b *testdataBuilder) Build() *testdataBuilder {
    47  	for _, f := range b.files {
    48  		if err := afero.WriteFile(b.fs, filepath.Join(b.workingDir, f.name), []byte(f.content), 0666); err != nil {
    49  			b.t.Fatalf("failed to add %q: %s", f.name, err)
    50  		}
    51  	}
    52  	return b
    53  }
    54  
    55  func (b testdataBuilder) WithWorkingDir(dir string) *testdataBuilder {
    56  	b.workingDir = filepath.Clean(dir)
    57  	b.files = make([]testFile, 0)
    58  	return &b
    59  }