path: root/test/Java/JAVAH.py

#!/usr/bin/env python
#
# MIT License
#
# Copyright The SCons Foundation
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

import os
import pathlib

import TestSCons

_python_ = TestSCons._python_

test = TestSCons.TestSCons()

where_javac, java_version = test.java_where_javac()
where_javah = test.java_where_javah()
if java_version:
    java_version = repr(java_version)

# Skip this test as SCons doesn't (currently) predict the generated
# inner/anonymous class generated .class files generated by gcj
# and so will always fail 
if test.javac_is_gcj:
    test.skip_test('Test not valid for gcj (gnu java); skipping test(s).\n')

# TODO rework for 'javac -h', for now skip
# The logical test would be:  if java_version > 9:
# but java_where_javah() roots around and will find from an older version
if not test.Environment().WhereIs('javah'):
    test.skip_test("No Java javah for version > 9, skipping test.\n")

# On some systems, the alternatives system does not remove javah even if the
# preferred Java doesn't have it, so try another check
javacdir = pathlib.Path(where_javac).parent
javahdir = pathlib.Path(where_javah).parent
if javacdir != javahdir:
    test.skip_test("Cannot find Java javah matching javac, skipping test.\n")

test.file_fixture('wrapper_with_args.py')

test.write('SConstruct', """
DefaultEnvironment(tools=[])
foo = Environment(tools=['javac', 'javah', 'install'])
jv = %(java_version)s
if jv:
    foo['JAVAVERSION'] = jv
javah = foo.Dictionary('JAVAH')
bar = foo.Clone(JAVAH=r'%(_python_)s wrapper_with_args.py ' + javah)
foo.Java(target='class1', source='com/sub/foo')
bar_classes = bar.Java(target='class2', source='com/sub/bar')
foo_classes = foo.Java(target='class3', source='src')
foo.JavaH(
    target='outdir1',
    source=[
        'class1/com/sub/foo/Example1.class',
        'class1/com/other/Example2',
        'class1/com/sub/foo/Example3',
    ],
    JAVACLASSDIR='class1',
)
bar.JavaH(target='outdir2', source=bar_classes)
foo.JavaH(target=File('output.h'), source=foo_classes)
foo.Install('class4/com/sub/foo', 'class1/com/sub/foo/Example1.class')
foo.JavaH(
    target='outdir4',
    source=['class4/com/sub/foo/Example1.class'],
    JAVACLASSDIR='class4',
)
""" % locals())

test.subdir(
    'com',
    ['com', 'sub'],
    ['com', 'sub', 'foo'],
    ['com', 'sub', 'bar'],
    'src',
)

test.write(['com', 'sub', 'foo', 'Example1.java'], """\
package com.sub.foo;

public class Example1
{

     public static void main(String[] args)
     {

     }

}
""")

test.write(['com', 'sub', 'foo', 'Example2.java'], """\
package com.other;

public class Example2
{

     public static void main(String[] args)
     {

     }

}
""")

test.write(['com', 'sub', 'foo', 'Example3.java'], """\
package com.sub.foo;

public class Example3
{

     public static void main(String[] args)
     {

     }

}
""")

test.write(['com', 'sub', 'bar', 'Example4.java'], """\
package com.sub.bar;

public class Example4
{

     public static void main(String[] args)
     {

     }

}
""")

test.write(['com', 'sub', 'bar', 'Example5.java'], """\
package com.other;

public class Example5
{

     public static void main(String[] args)
     {

     }

}
""")

test.write(['com', 'sub', 'bar', 'Example6.java'], """\
package com.sub.bar;

public class Example6
{

     public static void main(String[] args)
     {

     }

}
""")

test.write(['src', 'Test.java'], """\
class Empty {
}

interface Listener {
  public void execute();
}

public
class
Test {
  class Inner {
    void go() {
      use(new Listener() {
        public void execute() {
          System.out.println("In Inner");
        }
      });
    }
    String s1 = "class A";
    String s2 = "new Listener() { }";
    /* class B */
    /* new Listener() { } */
  }

  public static void main(String[] args) {
    new Test().run();
  }

  void run() {
    use(new Listener() {
      public void execute() {
        use(new Listener( ) {
          public void execute() {
            System.out.println("Inside execute()");
          }
        });
      }
    });

    new Inner().go();
  }

  void use(Listener l) {
    l.execute();
  }
}

class Private {
  void run() {
    new Listener() {
      public void execute() {
      }
    };
  }
}
""")

test.run(arguments = '.')

test.must_match(
    'wrapper.out',
    "wrapper_with_args.py javah -d outdir2 -classpath class2 com.sub.bar.Example4 com.other.Example5 com.sub.bar.Example6\n"
    % locals(),
    mode='r',
)

test.must_exist(['outdir1', 'com_sub_foo_Example1.h'])
test.must_exist(['outdir1', 'com_other_Example2.h'])
test.must_exist(['outdir1', 'com_sub_foo_Example3.h'])

test.must_exist(['outdir2', 'com_sub_bar_Example4.h'])
test.must_exist(['outdir2', 'com_other_Example5.h'])
test.must_exist(['outdir2', 'com_sub_bar_Example6.h'])

test.up_to_date(arguments = '.')

test.pass_test()

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