c74c402d74
Create a mock podman executable script and add it at the top of PATH. Use it to generate output for the container tag validation.
113 lines
3.5 KiB
Go
113 lines
3.5 KiB
Go
package setup_test
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import (
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"bytes"
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"fmt"
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"os"
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"path/filepath"
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"runtime"
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"testing"
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"github.com/sirupsen/logrus"
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"github.com/stretchr/testify/assert"
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"github.com/osbuild/bootc-image-builder/bib/internal/setup"
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)
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func TestValidateCanRunTargetArchTrivial(t *testing.T) {
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for _, arch := range []string{runtime.GOARCH, ""} {
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err := setup.ValidateCanRunTargetArch(arch)
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assert.NoError(t, err)
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}
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}
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func TestValidateCanRunTargetArchUnsupportedCanary(t *testing.T) {
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var logbuf bytes.Buffer
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logrus.SetOutput(&logbuf)
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err := setup.ValidateCanRunTargetArch("unsupported-arch")
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assert.NoError(t, err)
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assert.Contains(t, logbuf.String(), `level=warning msg="cannot check architecture support for unsupported-arch: no canary binary found"`)
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}
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func makeFakeBinary(t *testing.T, binary, content string) {
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tmpdir := t.TempDir()
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t.Setenv("PATH", tmpdir+":"+os.Getenv("PATH"))
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err := os.WriteFile(filepath.Join(tmpdir, binary), []byte(content), 0o755)
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assert.NoError(t, err)
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}
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func makeFakeCanary(t *testing.T, content string) {
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makeFakeBinary(t, "bib-canary-fakearch", content)
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}
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func TestValidateCanRunTargetArchHappy(t *testing.T) {
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var logbuf bytes.Buffer
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logrus.SetOutput(&logbuf)
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makeFakeCanary(t, "#!/bin/sh\necho ok")
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err := setup.ValidateCanRunTargetArch("fakearch")
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assert.NoError(t, err)
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assert.Equal(t, "", logbuf.String())
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}
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func TestValidateCanRunTargetArchExecFormatError(t *testing.T) {
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makeFakeCanary(t, "")
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err := setup.ValidateCanRunTargetArch("fakearch")
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assert.ErrorContains(t, err, `cannot run canary binary for "fakearch", do you have 'qemu-user-static' installed?`)
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assert.ErrorContains(t, err, `: exec format error`)
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}
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func TestValidateCanRunTargetArchUnexpectedOutput(t *testing.T) {
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makeFakeCanary(t, "#!/bin/sh\necho xxx")
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err := setup.ValidateCanRunTargetArch("fakearch")
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assert.ErrorContains(t, err, `internal error: unexpected output`)
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}
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var (
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fakePodmanOutputCentosBootc = `map[containers.bootc:1 io.buildah.version:1.29.1 org.opencontainers.image.version:stream9.20240319.0 ostree.bootable:true ostree.commit:97d619eae2a5474a9c363c78e3ad6caec14acba54a0b077c7cb69d00a4f800a5 ostree.final-diffid:sha256:12787d84fa137cd5649a9005efe98ec9d05ea46245fdc50aecb7dd007f2035b1 ostree.linux:5.14.0-430.el9.x86_64 redhat.compose-id:CentOS-Stream-9-20240304.d.0 redhat.id:centos redhat.version-id:9 rpmostree.inputhash:a5c67fd4e9465e47e01922171c6ab8edf261d2d381e590b5cd7fed81ea8d4dbe]`
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fakePodmanOutputCentos = `map[io.buildah.version:1.33.7 org.label-schema.build-date:20240618 org.label-schema.license:GPLv2 org.label-schema.name:CentOS Stream 9 Base Image org.label-schema.schema-version:1.0 org.label-schema.vendor:CentOS]`
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emptyPodmanOutput = `map[]`
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)
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func TestValidateTags(t *testing.T) {
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for _, tc := range []struct {
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imageref string
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fakeOutput string
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expectedErr string
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}{
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{
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"quay.io/centos-bootc/centos-bootc:stream9",
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fakePodmanOutputCentosBootc,
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"",
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},
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{
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"quay.io/centos/centos:stream9",
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fakePodmanOutputCentos,
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"image quay.io/centos/centos:stream9 is not a bootc image",
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},
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{
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"fake/image",
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emptyPodmanOutput,
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"image fake/image is not a bootc image",
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},
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} {
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podmanArgsFile := filepath.Join(t.TempDir(), "args.txt")
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fakePodman := fmt.Sprintf(`#!/bin/sh -e
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echo "$@" > '%s'
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echo '%s'
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`, podmanArgsFile, tc.fakeOutput)
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makeFakeBinary(t, "podman", fakePodman)
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err := setup.ValidateHasContainerTags(tc.imageref)
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if tc.expectedErr == "" {
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assert.NoError(t, err)
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} else {
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assert.EqualError(t, err, tc.expectedErr)
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}
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}
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}
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