158 lines
3.4 KiB
Go
158 lines
3.4 KiB
Go
package image
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import (
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"fmt"
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"log"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/lxc/distrobuilder/shared"
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)
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var lxdDef = shared.Definition{
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Image: shared.DefinitionImage{
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Description: "{{ image.distribution|capfirst }} {{ image. release }}",
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Distribution: "ubuntu",
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Release: "17.10",
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Architecture: "x86_64",
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Expiry: "30d",
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Name: "{{ image.distribution|lower }}-{{ image.release }}-{{ image.architecture }}-{{ image.serial }}",
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Serial: "testing",
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},
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Source: shared.DefinitionSource{
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Downloader: "debootstrap",
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},
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Packages: shared.DefinitionPackages{
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Manager: "apt",
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},
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}
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func setupLXD(t *testing.T) *LXDImage {
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cacheDir := filepath.Join(os.TempDir(), "distrobuilder-test")
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err := os.MkdirAll(filepath.Join(cacheDir, "rootfs"), 0755)
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require.NoError(t, err)
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err = os.MkdirAll(filepath.Join(cacheDir, "templates"), 0755)
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require.NoError(t, err)
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image := NewLXDImage(cacheDir, "", cacheDir, lxdDef)
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fail := true
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defer func() {
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if fail {
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teardownLXD(t)
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}
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}()
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// Check cache directory
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require.Equal(t, cacheDir, image.cacheDir)
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require.Equal(t, lxdDef, image.definition)
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lxdDef.SetDefaults()
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err = lxdDef.Validate()
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require.NoError(t, err)
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fail = false
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return image
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}
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func teardownLXD(t *testing.T) {
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os.RemoveAll(filepath.Join(os.TempDir(), "distrobuilder-test"))
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}
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func TestLXDBuild(t *testing.T) {
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image := setupLXD(t)
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defer teardownLXD(t)
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testLXDBuildSplitImage(t, image)
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testLXDBuildUnifiedImage(t, image)
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}
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func testLXDBuildSplitImage(t *testing.T, image *LXDImage) {
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// Create split tarball and squashfs.
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err := image.Build(false, "xz")
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require.NoError(t, err)
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defer func() {
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os.Remove("lxd.tar.xz")
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os.Remove("rootfs.squashfs")
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}()
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require.FileExists(t, "lxd.tar.xz")
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require.FileExists(t, "rootfs.squashfs")
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}
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func testLXDBuildUnifiedImage(t *testing.T, image *LXDImage) {
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// Create unified tarball with custom name.
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err := image.Build(true, "xz")
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require.NoError(t, err)
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defer os.Remove("ubuntu-17.10-x86_64-testing.tar.xz")
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require.FileExists(t, "ubuntu-17.10-x86_64-testing.tar.xz")
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// Create unified tarball with default name.
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image.definition.Image.Name = ""
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err = image.Build(true, "xz")
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require.NoError(t, err)
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defer os.Remove("lxd.tar.xz")
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require.FileExists(t, "lxd.tar.xz")
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}
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func TestLXDCreateMetadata(t *testing.T) {
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image := setupLXD(t)
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defer teardownLXD(t)
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err := image.createMetadata()
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require.NoError(t, err)
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tests := []struct {
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name string
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have string
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expected string
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}{
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{
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"Architecture",
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image.Metadata.Architecture,
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"x86_64",
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},
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{
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"Properties[architecture]",
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image.Metadata.Properties["architecture"],
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"x86_64",
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},
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{
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"Properties[os]",
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image.Metadata.Properties["os"],
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lxdDef.Image.Distribution,
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},
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{
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"Properties[release]",
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image.Metadata.Properties["release"],
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lxdDef.Image.Release,
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},
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{
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"Properties[description]",
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image.Metadata.Properties["description"],
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fmt.Sprintf("%s %s", strings.Title(lxdDef.Image.Distribution),
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lxdDef.Image.Release),
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},
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{
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"Properties[name]",
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image.Metadata.Properties["name"],
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fmt.Sprintf("%s-%s-%s-%s", strings.ToLower(lxdDef.Image.Distribution),
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lxdDef.Image.Release, "x86_64", lxdDef.Image.Serial),
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},
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}
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for i, tt := range tests {
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log.Printf("Running test #%d: %s", i, tt.name)
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require.Equal(t, tt.expected, tt.have)
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}
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}
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