mirror of
https://github.com/k3s-io/kubernetes.git
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146 lines
4.0 KiB
Go
146 lines
4.0 KiB
Go
/*
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Copyright 2022 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"encoding/xml"
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"flag"
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"io"
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"os"
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)
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// JUnitTestSuites is a collection of JUnit test suites.
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type JUnitTestSuites struct {
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XMLName xml.Name `xml:"testsuites"`
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Suites []JUnitTestSuite `xml:"testsuite"`
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}
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// JUnitTestSuite is a single JUnit test suite which may contain many
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// testcases.
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type JUnitTestSuite struct {
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XMLName xml.Name `xml:"testsuite"`
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Tests int `xml:"tests,attr"`
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Failures int `xml:"failures,attr"`
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Time string `xml:"time,attr"`
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Name string `xml:"name,attr"`
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Properties []JUnitProperty `xml:"properties>property,omitempty"`
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TestCases []JUnitTestCase `xml:"testcase"`
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Timestamp string `xml:"timestamp,attr"`
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}
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// JUnitTestCase is a single test case with its result.
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type JUnitTestCase struct {
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XMLName xml.Name `xml:"testcase"`
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Classname string `xml:"classname,attr"`
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Name string `xml:"name,attr"`
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Time string `xml:"time,attr"`
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SkipMessage *JUnitSkipMessage `xml:"skipped,omitempty"`
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Failure *JUnitFailure `xml:"failure,omitempty"`
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}
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// JUnitSkipMessage contains the reason why a testcase was skipped.
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type JUnitSkipMessage struct {
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Message string `xml:"message,attr"`
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}
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// JUnitProperty represents a key/value pair used to define properties.
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type JUnitProperty struct {
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Name string `xml:"name,attr"`
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Value string `xml:"value,attr"`
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}
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// JUnitFailure contains data related to a failed test.
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type JUnitFailure struct {
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Message string `xml:"message,attr"`
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Type string `xml:"type,attr"`
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Contents string `xml:",chardata"`
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}
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func main() {
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maxTextSize := flag.Int("max-text-size", 1, "maximum size of attribute or text (in MB)")
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flag.Parse()
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if flag.NArg() > 0 {
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for _, path := range flag.Args() {
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xmlReader, err := os.Open(path)
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if err != nil {
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panic(err)
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}
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defer xmlReader.Close()
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suites, err := fetchXML(xmlReader) // convert MB into bytes (roughly!)
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if err != nil {
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panic(err)
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}
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pruneXML(suites, *maxTextSize*1e6) // convert MB into bytes (roughly!)
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xmlWriter, err := os.OpenFile(path, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0666)
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if err != nil {
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panic(err)
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}
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defer xmlWriter.Close()
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err = streamXML(xmlWriter, suites)
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if err != nil {
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panic(err)
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}
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}
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}
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}
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func pruneXML(suites *JUnitTestSuites, maxBytes int) {
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for _, suite := range suites.Suites {
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for _, testcase := range suite.TestCases {
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if testcase.SkipMessage != nil {
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if len(testcase.SkipMessage.Message) > maxBytes {
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testcase.SkipMessage.Message = "[... clipped...]" +
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testcase.SkipMessage.Message[len(testcase.SkipMessage.Message)-maxBytes:]
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}
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}
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if testcase.Failure != nil {
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if len(testcase.Failure.Contents) > maxBytes {
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testcase.Failure.Contents = "[... clipped...]" +
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testcase.Failure.Contents[len(testcase.Failure.Contents)-maxBytes:]
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}
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}
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}
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}
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}
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func fetchXML(xmlReader io.Reader) (*JUnitTestSuites, error) {
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decoder := xml.NewDecoder(xmlReader)
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var suites JUnitTestSuites
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err := decoder.Decode(&suites)
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if err != nil {
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return nil, err
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}
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return &suites, nil
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}
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func streamXML(writer io.Writer, in *JUnitTestSuites) error {
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_, err := writer.Write([]byte("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"))
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if err != nil {
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return err
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}
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encoder := xml.NewEncoder(writer)
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encoder.Indent("", "\t")
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err = encoder.Encode(in)
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if err != nil {
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return err
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}
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return encoder.Flush()
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}
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