github.com/BarDweller/libpak@v0.0.0-20230630201634-8dd5cfc15ec9/carton/build_image_dependency_test.go (about)

     1  /*
     2   * Copyright 2018-2020 the original author or authors.
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *      https://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package carton_test
    18  
    19  import (
    20  	"os"
    21  	"testing"
    22  
    23  	"github.com/buildpacks/libcnb/mocks"
    24  	. "github.com/onsi/gomega"
    25  	"github.com/sclevine/spec"
    26  	"github.com/stretchr/testify/mock"
    27  
    28  	"github.com/BarDweller/libpak/carton"
    29  )
    30  
    31  func testBuildImageDependency(t *testing.T, context spec.G, it spec.S) {
    32  	var (
    33  		Expect = NewWithT(t).Expect
    34  
    35  		exitHandler *mocks.ExitHandler
    36  		path        string
    37  	)
    38  
    39  	it.Before(func() {
    40  		var err error
    41  
    42  		exitHandler = &mocks.ExitHandler{}
    43  		exitHandler.On("Error", mock.Anything)
    44  
    45  		f, err := os.CreateTemp("", "carton-image-dependency")
    46  		Expect(err).NotTo(HaveOccurred())
    47  
    48  		_, err = f.WriteString(`test-prologue
    49  build-image = "image-name:test-version-1"
    50  test-epilogue
    51  `)
    52  		Expect(err).To(Succeed())
    53  		Expect(f.Close()).To(Succeed())
    54  		path = f.Name()
    55  	})
    56  
    57  	it.After(func() {
    58  		Expect(os.RemoveAll(path)).To(Succeed())
    59  	})
    60  
    61  	it("updates dependency", func() {
    62  		d := carton.BuildImageDependency{
    63  			BuilderPath: path,
    64  			Version:     "test-version-2",
    65  		}
    66  
    67  		d.Update(carton.WithExitHandler(exitHandler))
    68  
    69  		Expect(os.ReadFile(path)).To(Equal([]byte(`test-prologue
    70  build-image = "image-name:test-version-2"
    71  test-epilogue
    72  `)))
    73  	})
    74  }