clair/license_header_test.go

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2019-03-05 16:42:54 +00:00
// Copyright 2019 clair authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package clair_test
import (
"errors"
"io/ioutil"
"os"
"path/filepath"
"regexp"
"testing"
)
var headerReg = regexp.MustCompile(`^(// Copyright \d\d\d\d clair authors
//
// Licensed under the Apache License, Version 2\.0 \(the "License"\);
// you may not use this file except in compliance with the License\.
// You may obtain a copy of the License at
//
// http://www\.apache\.org/licenses/LICENSE-2\.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied\.
// See the License for the specific language governing permissions and
// limitations under the License\.)`)
var extensions = []string{".go", ".proto"}
// even if a file's extension matches, it's skipped.
var skips = []*regexp.Regexp{
regexp.MustCompile(`^vendor/.*`),
regexp.MustCompile(`clair.pb.go$`),
regexp.MustCompile(`clair.pb.gw.go$`),
}
// TestLicenseHeader ensures all Clair files have proper header.
func TestLicenseHeader(t *testing.T) {
err := filepath.Walk(".", func(path string, fi os.FileInfo, err error) error {
toScan := false
for _, ext := range extensions {
if filepath.Ext(path) == ext {
toScan = true
break
}
}
if !toScan {
return err
}
for _, skip := range skips {
if skip.MatchString(path) {
return err
}
}
src, ioError := ioutil.ReadFile(path)
if ioError != nil {
panic(ioError)
}
if !headerReg.Match(src) {
t.Logf("%v: license header not present", path)
err = errors.New("missing license header")
return err
}
return err
})
if err != nil {
t.Fatal(err)
}
}