Imported Upstream version 1.2.0.d20091224upstream/1.2.0.d20091224

1 files changed, 580 insertions, 0 deletions

diff --git a/src/engine/SCons/Tool/JavaCommonTests.py b/src/engine/SCons/Tool/JavaCommonTests.py
new file mode 100644
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+++ b/src/engine/SCons/Tool/JavaCommonTests.py
@@ -0,0 +1,580 @@
+#
+# Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 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.
+#
+# 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
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+
+__revision__ = "src/engine/SCons/Tool/JavaCommonTests.py 4577 2009/12/27 19:44:43 scons"
+
+import os.path
+import sys
+import unittest
+
+import SCons.Tool.JavaCommon
+
+
+# Adding trace=trace to any of the parse_jave() calls below will cause
+# the parser to spit out trace messages of the tokens it sees and the
+# attendant transitions.
+
+def trace(token, newstate):
+    from SCons.Debug import Trace
+    statename = newstate.__class__.__name__
+    Trace('token = %s, state = %s\n' % (repr(token), statename))
+
+class parse_javaTestCase(unittest.TestCase):
+
+    def test_bare_bones(self):
+        """Test a bare-bones class"""
+
+        input = """\
+package com.sub.bar;
+
+public class Foo
+{
+
+     public static void main(String[] args)
+     {
+
+        /* This tests a former bug where strings would eat later code. */
+        String hello1 = new String("Hello, world!");
+
+     }
+
+}
+"""
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert pkg_dir == os.path.join('com', 'sub', 'bar'), pkg_dir
+        assert classes == ['Foo'], classes
+
+
+
+    def test_dollar_sign(self):
+        """Test class names with $ in them"""
+
+        input = """\
+public class BadDep { 
+  public void new$rand () {}
+}
+"""
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert pkg_dir is None, pkg_dir
+        assert classes == ['BadDep'], classes
+
+
+
+    def test_inner_classes(self):
+        """Test parsing various forms of inner classes"""
+
+        input = """\
+class Empty {
+}
+
+interface Listener {
+  public void execute();
+}
+
+public
+class
+Test implements Listener {
+  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() { } */
+  }
+
+  class Inner2 {
+     Inner2() { Listener l = new Listener(); }
+  }
+
+  /* Make sure this class doesn't get interpreted as an inner class of the previous one, when "new" is used in the previous class. */
+  class Inner3 {
+
+  }
+
+  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() {
+      }
+    };
+  }
+}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.4')
+        assert pkg_dir is None, pkg_dir
+        expect = [
+                   'Empty',
+                   'Listener',
+                   'Test$1',
+                   'Test$Inner',
+                   'Test$Inner2',
+                   'Test$Inner3',
+                   'Test$2',
+                   'Test$3',
+                   'Test',
+                   'Private$1',
+                   'Private',
+                 ]
+        assert classes == expect, classes
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.5')
+        assert pkg_dir is None, pkg_dir
+        expect = [
+                   'Empty',
+                   'Listener',
+                   'Test$Inner$1',
+                   'Test$Inner',
+                   'Test$Inner2',
+                   'Test$Inner3',
+                   'Test$1',
+                   'Test$1$1',
+                   'Test',
+                   'Private$1',
+                   'Private',
+                 ]
+        assert classes == expect, (expect, classes)
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '5')
+        assert pkg_dir is None, pkg_dir
+        expect = [
+                   'Empty',
+                   'Listener',
+                   'Test$Inner$1',
+                   'Test$Inner',
+                   'Test$Inner2',
+                   'Test$Inner3',
+                   'Test$1',
+                   'Test$1$1',
+                   'Test',
+                   'Private$1',
+                   'Private',
+                 ]
+        assert classes == expect, (expect, classes)
+
+
+
+    def test_comments(self):
+        """Test a class with comments"""
+
+        input = """\
+package com.sub.foo;
+
+import java.rmi.Naming;
+import java.rmi.RemoteException;
+import java.rmi.RMISecurityManager;
+import java.rmi.server.UnicastRemoteObject;
+
+public class Example1 extends UnicastRemoteObject implements Hello {
+
+    public Example1() throws RemoteException {
+        super();
+    }
+
+    public String sayHello() {
+        return "Hello World!";
+    }
+
+    public static void main(String args[]) {
+        if (System.getSecurityManager() == null) {
+            System.setSecurityManager(new RMISecurityManager());
+        }
+        // a comment
+        try {
+            Example1 obj = new Example1();
+
+            Naming.rebind("//myhost/HelloServer", obj);
+
+            System.out.println("HelloServer bound in registry");
+        } catch (Exception e) {
+            System.out.println("Example1 err: " + e.getMessage());
+            e.printStackTrace();
+        }
+    }
+}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert pkg_dir == os.path.join('com', 'sub', 'foo'), pkg_dir
+        assert classes == ['Example1'], classes
+
+
+    def test_arrays(self):
+        """Test arrays of class instances"""
+
+        input = """\
+public class Test {
+    MyClass abc = new MyClass();
+    MyClass xyz = new MyClass();
+    MyClass _array[] = new MyClass[] {
+        abc,
+        xyz
+    }
+}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert pkg_dir is None, pkg_dir
+        assert classes == ['Test'], classes
+
+
+
+    def test_backslash(self):
+        """Test backslash handling"""
+
+        input = """\
+public class MyTabs
+{
+        private class MyInternal
+        {
+        }
+        private final static String PATH = "images\\\\";
+}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert pkg_dir is None, pkg_dir
+        assert classes == ['MyTabs$MyInternal', 'MyTabs'], classes
+
+
+    def test_enum(self):
+        """Test the Java 1.5 enum keyword"""
+
+        input = """\
+package p;
+public enum a {}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert pkg_dir == 'p', pkg_dir
+        assert classes == ['a'], classes
+
+
+    def test_anon_classes(self):
+        """Test anonymous classes"""
+
+        input = """\
+public abstract class TestClass
+{
+    public void completed()
+    {
+        new Thread()
+        {
+        }.start();
+
+        new Thread()
+        {
+        }.start();
+    }
+}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert pkg_dir is None, pkg_dir
+        assert classes == ['TestClass$1', 'TestClass$2', 'TestClass'], classes
+
+
+    def test_closing_bracket(self):
+        """Test finding a closing bracket instead of an anonymous class"""
+
+        input = """\
+class TestSCons {
+    public static void main(String[] args) {
+        Foo[] fooArray = new Foo[] { new Foo() };
+    }
+}
+
+class Foo { }
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert pkg_dir is None, pkg_dir
+        assert classes == ['TestSCons', 'Foo'], classes
+
+
+    def test_dot_class_attributes(self):
+        """Test handling ".class" attributes"""
+
+        input = """\
+public class Test extends Object
+{
+    static {
+        Class c = Object[].class;
+        Object[] s = new Object[] {};
+    }
+}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert classes == ['Test'], classes
+
+        input = """\
+public class A {
+    public class B {
+        public void F(Object[] o) {
+            F(new Object[] {Object[].class});
+        }
+        public void G(Object[] o) {
+            F(new Object[] {});
+        }
+    }
+}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input)
+        assert pkg_dir is None, pkg_dir
+        assert classes == ['A$B', 'A'], classes
+
+    def test_anonymous_classes_with_parentheses(self):
+        """Test finding anonymous classes marked by parentheses"""
+
+        input = """\
+import java.io.File;
+
+public class Foo {
+    public static void main(String[] args) {
+        File f = new File(
+            new File("a") {
+                public String toString() {
+                    return "b";
+                }
+            } to String()
+        ) {
+            public String toString() {
+                return "c";
+            }
+        };
+    }
+}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.4')
+        assert classes == ['Foo$1', 'Foo$2', 'Foo'], classes
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.5')
+        assert classes == ['Foo$1', 'Foo$1$1', 'Foo'], classes
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '6')
+        assert classes == ['Foo$1', 'Foo$1$1', 'Foo'], classes
+
+
+
+    def test_nested_anonymous_inner_classes(self):
+        """Test finding nested anonymous inner classes"""
+
+        input = """\
+// import java.util.*;
+
+public class NestedExample
+{
+        public NestedExample()
+        {
+                Thread t = new Thread() {
+                        public void start()
+                        {
+                                Thread t = new Thread() {
+                                        public void start()
+                                        {
+                                                try {Thread.sleep(200);}
+                                                catch (Exception e) {}
+                                        }
+                                };
+                                while (true)
+                                {
+                                        try {Thread.sleep(200);}
+                                        catch (Exception e) {}
+                                }
+                        }
+                };
+        }
+
+
+        public static void main(String argv[])
+        {
+                NestedExample e = new NestedExample();
+        }
+}
+"""
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.4')
+        expect = [ 'NestedExample$1', 'NestedExample$2', 'NestedExample' ]
+        assert expect == classes, (expect, classes)
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.5')
+        expect = [ 'NestedExample$1', 'NestedExample$1$1', 'NestedExample' ]
+        assert expect == classes, (expect, classes)
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '6')
+        expect = [ 'NestedExample$1', 'NestedExample$1$1', 'NestedExample' ]
+        assert expect == classes, (expect, classes)
+
+    def test_private_inner_class_instantiation(self):
+        """Test anonymous inner class generated by private instantiation"""
+
+        input = """\
+class test
+{
+    test()
+    {
+        super();
+        new inner();
+    }
+
+    static class inner
+    {
+        private inner() {}
+    }
+}
+"""
+
+        # This is what we *should* generate, apparently due to the
+        # private instantiation of the inner class, but don't today.
+        #expect = [ 'test$1', 'test$inner', 'test' ]
+
+        # What our parser currently generates, which doesn't match
+        # what the Java compiler actually generates.
+        expect = [ 'test$inner', 'test' ]
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.4')
+        assert expect == classes, (expect, classes)
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.5')
+        assert expect == classes, (expect, classes)
+
+    def test_floating_point_numbers(self):
+        """Test floating-point numbers in the input stream"""
+        input = """
+// Broken.java
+class Broken
+{
+  /**
+   * Detected.
+   */
+  Object anonymousInnerOK = new Runnable() { public void run () {} };
+
+  /**
+   * Detected.
+   */
+  class InnerOK { InnerOK () { } }
+  
+  {
+    System.out.println("a number: " + 1000.0 + "");
+  }
+
+  /**
+   * Not detected.
+   */
+  Object anonymousInnerBAD = new Runnable() { public void run () {} };
+
+  /**
+   * Not detected.
+   */
+  class InnerBAD { InnerBAD () { } }
+}
+"""
+
+        expect = ['Broken$1', 'Broken$InnerOK', 'Broken$2', 'Broken$InnerBAD', 'Broken']
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.4')
+        assert expect == classes, (expect, classes)
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.5')
+        assert expect == classes, (expect, classes)
+
+
+    def test_genercis(self):
+        """Test that generics don't interfere with detecting anonymous classes"""
+
+        input = """\
+import java.util.Date;
+import java.util.Comparator;
+
+public class Foo
+{
+  public void foo()
+  {
+    Comparator<Date> comp = new Comparator<Date>()
+      {
+        static final long serialVersionUID = 1L;
+        public int compare(Date lhs, Date rhs)
+        {
+          return 0;
+        }
+      };
+  }
+}
+"""
+
+        expect = [ 'Foo$1', 'Foo' ]
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '1.6')
+        assert expect == classes, (expect, classes)
+
+        pkg_dir, classes = SCons.Tool.JavaCommon.parse_java(input, '6')
+        assert expect == classes, (expect, classes)
+
+
+
+if __name__ == "__main__":
+    suite = unittest.TestSuite()
+    tclasses = [ parse_javaTestCase ]
+    for tclass in tclasses:
+        names = unittest.getTestCaseNames(tclass, 'test_')
+        suite.addTests(map(tclass, names))
+    if not unittest.TextTestRunner().run(suite).wasSuccessful():
+        sys.exit(1)
+
+# Local Variables:
+# tab-width:4
+# indent-tabs-mode:nil
+# End:
+# vim: set expandtab tabstop=4 shiftwidth=4: