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Add Integration Test for reproducible builds
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Signed-off-by: Jorge Solórzano <jorsol@gmail.com>
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jorsol authored and slawekjaranowski committed Jul 7, 2022
1 parent 497f80f commit bacc078
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17 changes: 17 additions & 0 deletions src/it/projects/reproducible/invoker.properties
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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
invoker.goals = compile javadoc:jar
45 changes: 45 additions & 0 deletions src/it/projects/reproducible/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<!--
~ Licensed to the Apache Software Foundation (ASF) under one
~ or more contributor license agreements. See the NOTICE file
~ distributed with this work for additional information
~ regarding copyright ownership. The ASF licenses this file
~ to you 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.
-->
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>

<groupId>foo</groupId>
<artifactId>bar</artifactId>
<version>0.1.0-SNAPSHOT</version>

<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>@maven.compiler.source@</maven.compiler.source>
<maven.compiler.target>@maven.compiler.target@</maven.compiler.target>
<project.build.outputTimestamp>2020-02-29T23:59:58Z</project.build.outputTimestamp>
</properties>

<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>@project.version@</version>
</plugin>
</plugins>
</build>
</project>
35 changes: 35 additions & 0 deletions src/it/projects/reproducible/src/main/java/foo/Bar.java
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package foo;

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/

/**
* Bar.
*/
public class Bar
{
/**
* Print "Bar".
*/
public void run()
{
System.out.println( "Bar" );
}

}
65 changes: 65 additions & 0 deletions src/it/projects/reproducible/verify.groovy
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/

import java.nio.file.attribute.FileTime;
import java.time.Instant;
import java.util.jar.*;

def target = new File( basedir, 'target' )
assert target.isDirectory()

def apidocs = new File( target, 'apidocs' )
assert apidocs.isDirectory()

def options = new File( apidocs, 'options' )
assert options.isFile()
assert options.text.contains( "'Copyright &#169; 2020. All rights reserved.'" )

def artifact = new File( target, 'bar-0.1.0-SNAPSHOT-javadoc.jar' )
assert artifact.isFile()

// notimestamp in html files
apidocs.eachFileRecurse
{
if ( it.name.endsWith( '.html' ) )
{
assert it.text =~ /<!-- Generated by javadoc (\(\d+\) )?-->/
}
}

// Normalize to UTC
long normalizeUTC( String timestamp )
{
long millis = Instant.parse( timestamp ).toEpochMilli()
Calendar cal = Calendar.getInstance()
cal.setTimeInMillis( millis )
return millis - ( cal.get( Calendar.ZONE_OFFSET ) + cal.get( Calendar.DST_OFFSET ) )
}

JarFile jar = new JarFile( artifact )

// All entries should have the same timestamp
FileTime expectedTimestamp = FileTime.fromMillis( normalizeUTC( "2020-02-29T23:59:58Z" ) )
def testTimestamp =
{
JarEntry entry -> assert expectedTimestamp.equals( entry.getLastModifiedTime() )
}

jar.stream().forEach( testTimestamp )
jar.close()

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