TestLinkPortalpublic class TestLinkPortal extends com.sun.midp.i3test.TestCase | Tests for the LinkPortal class. |
| Methods Summary |
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| public void | runTests()Runs all tests.
declare("testNulls");
testNulls();
declare("testZero");
testZero();
declare("testClosed");
testClosed();
declare("testBlockedGet");
testBlockedGet();
declare("testActual");
testActual();
declare("testReplace");
testReplace();
declare("testIsolateState");
testIsolateState();
| | void | testActual()Tests setting and getting of actual data.
Link[] la1;
Link[] la2;
Isolate is = Isolate.currentIsolate();
la1 = new Link[3];
la1[0] = Link.newLink(is, is);
la1[1] = Link.newLink(is, is);
la1[2] = Link.newLink(is, is);
LinkPortal.setLinks(is, la1);
la2 = LinkPortal.getLinks();
assertEquals("lengths should be equal", la1.length, la2.length);
for (int i = 0; i < la1.length; i++) {
assertNotSame("link not same", la1[i], la2[i]);
assertTrue("links equal", la1[i].equals(la2[i]));
assertEquals("refcount 2", 2, Utils.getRefCount(la2[i]));
}
for (int i = 0; i < la1.length; i++) {
Utils.forceGC();
Utils.getFreedRendezvousPoints();
int hash = la1[i].hashCode();
la1[i] = la2[i] = null;
Utils.forceGC();
int[] ia = Utils.getFreedRendezvousPoints();
assertEquals("one freed", 1, ia.length);
assertEquals("freed one matches", hash, ia[0]);
}
| | void | testBlockedGet()Tests blocking getLinks(), followed by setLinks().
Isolate is = Isolate.currentIsolate();
LinkPortal.setLinks(is, new Link[] { Link.newLink(is, is) });
LinkPortal.setLinks(is, null);
Getter get1 = new Getter();
assertFalse("get1 should be blocked", get1.done);
LinkPortal.setLinks(is, new Link[] { Link.newLink(is, is) });
Object result = get1.await();
assertTrue("get1 should return Link[]", result instanceof Link[]);
Link[] gotten = (Link[])result;
assertEquals("length 1", 1, gotten.length);
Getter get2 = new Getter();
assertFalse("get2 should be blocked", get2.done);
LinkPortal.setLinks(is, new Link[0]);
result = get2.await();
assertTrue("get2 should return Link[]", result instanceof Link[]);
gotten = (Link[])result;
assertEquals("length 0", 0, gotten.length);
| | void | testClosed()Tests setting a closed link.
boolean thrown;
Link[] la;
Isolate is = Isolate.currentIsolate();
la = new Link[3];
la[0] = Link.newLink(is, is);
la[1] = Link.newLink(is, is);
la[2] = Link.newLink(is, is);
la[1].close();
thrown = false;
try {
LinkPortal.setLinks(is, la);
} catch (IllegalArgumentException iae) {
thrown = true;
}
assertTrue("closed link should throw IAE", thrown);
| | void | testIsolateState()Tests whether setLinks does proper checking on the isolate's state.
Isolate us = Isolate.currentIsolate();
Isolate them = new Isolate("com.sun.midp.links.Empty", null);
Link[] la = new Link[1];
boolean thrown;
la[0] = Link.newLink(us, us);
thrown = false;
try {
LinkPortal.setLinks(them, la);
} catch (IllegalStateException ise) {
thrown = true;
}
assertTrue("not started: setLinks should throw ISE", thrown);
them.start();
thrown = false;
try {
LinkPortal.setLinks(them, la);
} catch (IllegalStateException ise) {
thrown = true;
} finally {
LinkPortal.setLinks(them, null); // clean up
}
assertFalse("started: setLinks shouldn't throw ISE", thrown);
them.exit(0);
them.waitForExit();
thrown = false;
try {
LinkPortal.setLinks(them, la);
} catch (IllegalStateException ise) {
thrown = true;
}
assertTrue("exited: setLinks should throw ISE", thrown);
| | void | testNulls()Tests passing null for arguments.
boolean thrown;
Isolate is = Isolate.currentIsolate();
Link[] la = new Link[3];
la[0] = Link.newLink(is, is);
la[1] = Link.newLink(is, is);
la[2] = Link.newLink(is, is);
thrown = false;
try {
LinkPortal.setLinks(null, la);
} catch (NullPointerException npe) {
thrown = true;
}
assertTrue("null isolate should throw NPE", thrown);
thrown = false;
try {
LinkPortal.setLinks(is, null);
} catch (NullPointerException npe) {
thrown = true;
}
assertFalse("null link array shouldn't throw NPE", thrown);
la[1] = null;
thrown = false;
try {
LinkPortal.setLinks(is, la);
} catch (NullPointerException npe) {
thrown = true;
}
assertTrue("link array with nulls should throw NPE", thrown);
| | void | testReplace()Tests replacement of a link array and proper cleanup.
Isolate is = Isolate.currentIsolate();
Link[] la = new Link[3];
la[0] = Link.newLink(is, is);
la[1] = Link.newLink(is, is);
la[2] = Link.newLink(is, is);
LinkPortal.setLinks(is, la);
assertEquals("refcount 2", 2, Utils.getRefCount(la[0]));
assertEquals("refcount 2", 2, Utils.getRefCount(la[1]));
assertEquals("refcount 2", 2, Utils.getRefCount(la[2]));
LinkPortal.setLinks(is, new Link[0]);
assertEquals("refcount 1", 1, Utils.getRefCount(la[0]));
assertEquals("refcount 1", 1, Utils.getRefCount(la[1]));
assertEquals("refcount 1", 1, Utils.getRefCount(la[2]));
for (int i = 0; i < la.length; i++) {
Utils.forceGC();
Utils.getFreedRendezvousPoints();
int hash = la[i].hashCode();
la[i] = null;
Utils.forceGC();
int[] ia = Utils.getFreedRendezvousPoints();
assertEquals("one freed", 1, ia.length);
assertEquals("freed one matches", hash, ia[0]);
}
// clean up
LinkPortal.setLinks(is, null);
| | void | testZero()Tests zero-length setting and getting operations.
Link[] la;
Isolate is = Isolate.currentIsolate();
LinkPortal.setLinks(is, new Link[0]);
la = LinkPortal.getLinks();
assertNotNull("shouldn't be null", la);
assertEquals("length zero", 0, la.length);
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