test/java/util/Map/Get.java
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rev 5028 : 7126277: alternative hashing
*** 48,67 ****
private static void put(Map<Character,Boolean> m,
Character key, Boolean value,
Boolean oldValue) {
if (oldValue != null) {
! check(m.containsValue(oldValue));
! check(m.values().contains(oldValue));
}
equal(m.put(key, value), oldValue);
equal(m.get(key), value);
! check(m.containsKey(key));
! check(m.keySet().contains(key));
! check(m.containsValue(value));
! check(m.values().contains(value));
! check(! m.isEmpty());
}
private static void testMap(Map<Character,Boolean> m) {
// We verify following assertions in get(Object) method javadocs
boolean permitsNullKeys = (! (m instanceof ConcurrentMap ||
--- 48,67 ----
private static void put(Map<Character,Boolean> m,
Character key, Boolean value,
Boolean oldValue) {
if (oldValue != null) {
! check("containsValue(oldValue)", m.containsValue(oldValue));
! check("values.contains(oldValue)", m.values().contains(oldValue));
}
equal(m.put(key, value), oldValue);
equal(m.get(key), value);
! check("containsKey", m.containsKey(key));
! check("keySet.contains", m.keySet().contains(key));
! check("containsValue", m.containsValue(value));
! check("values.contains", m.values().contains(value));
! check("!isEmpty", ! m.isEmpty());
}
private static void testMap(Map<Character,Boolean> m) {
// We verify following assertions in get(Object) method javadocs
boolean permitsNullKeys = (! (m instanceof ConcurrentMap ||
*** 69,129 ****
m instanceof SortedMap));
boolean permitsNullValues = (! (m instanceof ConcurrentMap ||
m instanceof Hashtable));
boolean usesIdentity = m instanceof IdentityHashMap;
! System.out.println(m.getClass());
put(m, 'A', true, null);
put(m, 'A', false, true); // Guaranteed identical by JLS
put(m, 'B', true, null);
put(m, new Character('A'), false, usesIdentity ? null : false);
if (permitsNullKeys) {
try {
put(m, null, true, null);
put(m, null, false, true);
}
! catch (Throwable t) { unexpected(t); }
} else {
! try { m.get(null); fail(); }
catch (NullPointerException e) {}
! catch (Throwable t) { unexpected(t); }
! try { m.put(null, true); fail(); }
catch (NullPointerException e) {}
! catch (Throwable t) { unexpected(t); }
}
if (permitsNullValues) {
try {
put(m, 'C', null, null);
put(m, 'C', true, null);
put(m, 'C', null, true);
}
! catch (Throwable t) { unexpected(t); }
} else {
! try { m.put('A', null); fail(); }
catch (NullPointerException e) {}
! catch (Throwable t) { unexpected(t); }
! try { m.put('C', null); fail(); }
catch (NullPointerException e) {}
! catch (Throwable t) { unexpected(t); }
}
}
//--------------------- Infrastructure ---------------------------
static volatile int passed = 0, failed = 0;
static void pass() { passed++; }
! static void fail() { failed++; Thread.dumpStack(); }
! static void fail(String msg) { System.out.println(msg); fail(); }
! static void unexpected(Throwable t) { failed++; t.printStackTrace(); }
static void check(boolean cond) { if (cond) pass(); else fail(); }
static void equal(Object x, Object y) {
! if (x == null ? y == null : x.equals(y)) pass();
! else {System.out.println(x + " not equal to " + y); fail(); }}
public static void main(String[] args) throws Throwable {
try { realMain(args); } catch (Throwable t) { unexpected(t); }
System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
! if (failed > 0) throw new Exception("Some tests failed");
}
}
--- 69,131 ----
m instanceof SortedMap));
boolean permitsNullValues = (! (m instanceof ConcurrentMap ||
m instanceof Hashtable));
boolean usesIdentity = m instanceof IdentityHashMap;
! System.err.println(m.getClass());
put(m, 'A', true, null);
put(m, 'A', false, true); // Guaranteed identical by JLS
put(m, 'B', true, null);
put(m, new Character('A'), false, usesIdentity ? null : false);
if (permitsNullKeys) {
try {
put(m, null, true, null);
put(m, null, false, true);
}
! catch (Throwable t) { unexpected(m.getClass().getName(), t); }
} else {
! try { m.get(null); fail(m.getClass().getName() + " did not reject null key"); }
catch (NullPointerException e) {}
! catch (Throwable t) { unexpected(m.getClass().getName(), t); }
! try { m.put(null, true); fail(m.getClass().getName() + " did not reject null key"); }
catch (NullPointerException e) {}
! catch (Throwable t) { unexpected(m.getClass().getName(), t); }
}
if (permitsNullValues) {
try {
put(m, 'C', null, null);
put(m, 'C', true, null);
put(m, 'C', null, true);
}
! catch (Throwable t) { unexpected(m.getClass().getName(), t); }
} else {
! try { m.put('A', null); fail(m.getClass().getName() + " did not reject null key"); }
catch (NullPointerException e) {}
! catch (Throwable t) { unexpected(m.getClass().getName(), t); }
! try { m.put('C', null); fail(m.getClass().getName() + " did not reject null key"); }
catch (NullPointerException e) {}
! catch (Throwable t) { unexpected(m.getClass().getName(), t); }
}
}
//--------------------- Infrastructure ---------------------------
static volatile int passed = 0, failed = 0;
static void pass() { passed++; }
! static void fail() { failed++; (new Error("Failure")).printStackTrace(System.err); }
! static void fail(String msg) { failed++; (new Error("Failure: " + msg)).printStackTrace(System.err); }
! static void unexpected(String msg, Throwable t) { System.err.println("Unexpected: " + msg); unexpected(t); }
! static void unexpected(Throwable t) { failed++; t.printStackTrace(System.err); }
static void check(boolean cond) { if (cond) pass(); else fail(); }
+ static void check(String desc, boolean cond) { if (cond) pass(); else fail(desc); }
static void equal(Object x, Object y) {
! if(Objects.equals(x,y)) pass(); else fail(x + " not equal to " + y);
! }
public static void main(String[] args) throws Throwable {
try { realMain(args); } catch (Throwable t) { unexpected(t); }
System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
! if (failed > 0) throw new Error("Some tests failed");
}
}