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Add std::unique support

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Simple copy of current auto_ptr support (just suppport for
functions returning std::unique_ptr).

Closes #1722
This commit is contained in:
William S Fulton 2022-07-02 16:06:32 +01:00
commit 299880e6a6
14 changed files with 443 additions and 15 deletions
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68
Examples/test-suite/java/cpp11_std_unique_ptr_runme.java Normal file
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import cpp11_std_unique_ptr.*;
public class cpp11_std_unique_ptr_runme {
static {
try {
System.loadLibrary("cpp11_std_unique_ptr");
} catch (UnsatisfiedLinkError e) {
System.err.println("Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" + e);
System.exit(1);
}
}
private static void WaitForGC()
{
System.gc();
System.runFinalization();
try {
java.lang.Thread.sleep(10);
} catch (java.lang.InterruptedException e) {
}
}
public static void main(String argv[]) throws Throwable
{
Klass k1 = cpp11_std_unique_ptr.makeKlassUniquePtr("first");
if (!k1.getLabel().equals("first"))
throw new RuntimeException("wrong object label");
Klass k2 = cpp11_std_unique_ptr.makeKlassUniquePtr("second");
if (Klass.getTotal_count() != 2)
throw new RuntimeException("number of objects should be 2");
k1 = null;
{
int countdown = 500;
int expectedCount = 1;
while (true) {
WaitForGC();
if (--countdown == 0)
break;
if (Klass.getTotal_count() == expectedCount)
break;
}
int actualCount = Klass.getTotal_count();
if (actualCount != expectedCount)
System.err.println("GC failed to run (cpp11_std_unique_ptr 1). Expected count: " + expectedCount + " Actual count: " + actualCount); // Finalizers are not guaranteed to be run and sometimes they just don't
}
if (!k2.getLabel().equals("second"))
throw new RuntimeException("wrong object label");
k2 = null;
{
int countdown = 500;
int expectedCount = 0;
while (true) {
WaitForGC();
if (--countdown == 0)
break;
if (Klass.getTotal_count() == expectedCount)
break;
};
int actualCount = Klass.getTotal_count();
if (actualCount != expectedCount)
System.err.println("GC failed to run (cpp11_std_unique_ptr 2). Expected count: " + expectedCount + " Actual count: " + actualCount); // Finalizers are not guaranteed to be run and sometimes they just don't
}
}
}