mirror of
https://github.com/anchore/syft
synced 2024-11-10 14:24:12 +00:00
135 lines
3.9 KiB
Go
135 lines
3.9 KiB
Go
package integration
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import (
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"bytes"
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"fmt"
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"os"
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"os/exec"
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"path"
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"path/filepath"
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"strings"
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"testing"
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"github.com/anchore/stereoscope/pkg/imagetest"
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"github.com/anchore/syft/syft"
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"github.com/anchore/syft/syft/distro"
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"github.com/anchore/syft/syft/pkg"
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"github.com/anchore/syft/syft/presenter"
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"github.com/anchore/syft/syft/source"
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"github.com/xeipuuv/gojsonschema"
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)
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const jsonSchemaPath = "schema/json"
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const jsonSchemaExamplesPath = jsonSchemaPath + "/examples"
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func repoRoot(t *testing.T) string {
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t.Helper()
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repoRoot, err := exec.Command("git", "rev-parse", "--show-toplevel").Output()
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if err != nil {
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t.Fatalf("unable to find repo root dir: %+v", err)
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}
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absRepoRoot, err := filepath.Abs(strings.TrimSpace(string(repoRoot)))
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if err != nil {
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t.Fatal("unable to get abs path to repo root:", err)
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}
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return absRepoRoot
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}
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func validateAgainstV1Schema(t *testing.T, json string) {
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fullSchemaPath := path.Join(repoRoot(t), jsonSchemaPath, "schema.json")
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schemaLoader := gojsonschema.NewReferenceLoader(fmt.Sprintf("file://%s", fullSchemaPath))
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documentLoader := gojsonschema.NewStringLoader(json)
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result, err := gojsonschema.Validate(schemaLoader, documentLoader)
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if err != nil {
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t.Fatal("unable to validate json schema:", err.Error())
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}
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if !result.Valid() {
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t.Errorf("failed json schema validation:")
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for _, desc := range result.Errors() {
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t.Errorf(" - %s\n", desc)
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}
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}
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}
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func testJsonSchema(t *testing.T, catalog *pkg.Catalog, theScope *source.Source, prefix string) {
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// make the json output example dir if it does not exist
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absJsonSchemaExamplesPath := path.Join(repoRoot(t), jsonSchemaExamplesPath)
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if _, err := os.Stat(absJsonSchemaExamplesPath); os.IsNotExist(err) {
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os.Mkdir(absJsonSchemaExamplesPath, 0755)
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}
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output := bytes.NewBufferString("")
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d, err := distro.NewDistro(distro.CentOS, "5", "rhel fedora")
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if err != nil {
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t.Fatalf("bad distro: %+v", err)
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}
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p := presenter.GetPresenter(presenter.JSONPresenter, theScope.Metadata, catalog, &d)
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if p == nil {
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t.Fatal("unable to get presenter")
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}
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err = p.Present(output)
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if err != nil {
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t.Fatalf("unable to present: %+v", err)
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}
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// we use the examples dir as a way to use integration tests to drive what valid examples are in case we
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// want to update the json schema. We do not want to validate the output of the presentation format as the
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// contents may change regularly, making the integration tests brittle.
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testFileName := prefix + "_" + path.Base(t.Name()) + ".json"
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testFilePath := path.Join(absJsonSchemaExamplesPath, testFileName)
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fh, err := os.OpenFile(testFilePath, os.O_WRONLY|os.O_CREATE, 0644)
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if err != nil {
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t.Fatalf("unable to open json example path: %+v", err)
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}
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_, err = fh.WriteString(output.String())
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if err != nil {
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t.Fatalf("unable to write json example: %+v", err)
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}
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validateAgainstV1Schema(t, output.String())
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}
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func TestJsonSchemaImg(t *testing.T) {
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fixtureImageName := "image-pkg-coverage"
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_, cleanup := imagetest.GetFixtureImage(t, "docker-archive", fixtureImageName)
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tarPath := imagetest.GetFixtureImageTarPath(t, fixtureImageName)
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defer cleanup()
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catalog, theScope, _, err := syft.Catalog("docker-archive:"+tarPath, source.AllLayersScope)
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if err != nil {
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t.Fatalf("failed to catalog image: %+v", err)
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}
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var cases []testCase
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cases = append(cases, commonTestCases...)
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cases = append(cases, imageOnlyTestCases...)
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for _, c := range cases {
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t.Run(c.name, func(t *testing.T) {
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testJsonSchema(t, catalog, theScope, "img")
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})
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}
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}
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func TestJsonSchemaDirs(t *testing.T) {
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catalog, theScope, _, err := syft.Catalog("dir:test-fixtures/image-pkg-coverage", source.AllLayersScope)
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if err != nil {
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t.Errorf("unable to create source from dir: %+v", err)
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}
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var cases []testCase
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cases = append(cases, commonTestCases...)
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cases = append(cases, dirOnlyTestCases...)
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for _, c := range cases {
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t.Run(c.name, func(t *testing.T) {
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testJsonSchema(t, catalog, theScope, "dir")
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})
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}
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}
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