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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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*/ |
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/** |
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* @test |
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* @synopsis Times and checks basic map operations |
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*/ |
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import java.util.*; |
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import java.io.*; |
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import java.util.*; |
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public class IntMapCheck { |
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static int absentSize; |
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} |
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public static void main(String[] args) throws Exception { |
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Class mapClass = java.util.concurrent.ConcurrentHashMap.class; |
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Class<?> mapClass = java.util.concurrent.ConcurrentHashMap.class; |
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int numTests = 50; |
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int size = 75000; |
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} |
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} |
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if (args.length > 1) |
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numTests = Integer.parseInt(args[1]); |
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TestTimer.printStats(); |
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if (doSerializeTest) |
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stest(newMap(mapClass), size); |
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} |
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static Map<Integer,Integer> newMap(Class cl) { |
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static Map<Integer,Integer> newMap(Class<?> cl) { |
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try { |
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Map m = (Map<Integer,Integer>)cl.newInstance(); |
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return m; |
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return (Map<Integer,Integer>) cl.getConstructor().newInstance(); |
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} catch (Exception e) { |
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throw new RuntimeException("Can't instantiate " + cl + ": " + e); |
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} |
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} |
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static void runTest(Map<Integer,Integer> s, Integer[] key) { |
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int size = key.length; |
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long startTime = System.nanoTime(); |
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} |
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} |
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timer.finish(); |
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reallyAssert (sum == expect * iters); |
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reallyAssert(sum == expect * iters); |
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} |
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static void t1Boxed(String nm, int n, Map<Integer,Integer> s, Integer[] key, int expect) { |
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timer.start(nm, n * iters); |
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for (int j = 0; j < iters; ++j) { |
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for (int i = 0; i < n; i++) { |
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if ((Integer)(s.get(i)) != i) ++sum; |
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if (s.get(i) != i) ++sum; |
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} |
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} |
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timer.finish(); |
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reallyAssert (sum == expect * iters); |
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reallyAssert(sum == expect * iters); |
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} |
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static void t2(String nm, int n, Map<Integer,Integer> s, Integer[] key, int expect) { |
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int sum = 0; |
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timer.start(nm, n); |
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if (s.remove(key[i]) != null) ++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == expect); |
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reallyAssert(sum == expect); |
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} |
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static void t3(String nm, int n, Map<Integer,Integer> s, Integer[] key, int expect) { |
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if (s.put(k, v) == null) ++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == expect); |
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reallyAssert(sum == expect); |
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} |
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static void t4(String nm, int n, Map<Integer,Integer> s, Integer[] key, int expect) { |
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if (s.containsKey(key[i])) ++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == expect); |
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reallyAssert(sum == expect); |
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} |
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static void t5(String nm, int n, Map<Integer,Integer> s, Integer[] key, int expect) { |
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if (s.remove(key[i]) != null) ++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == expect); |
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reallyAssert(sum == expect); |
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} |
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static void t6(String nm, int n, Map<Integer,Integer> s, Integer[] k1, Integer[] k2) { |
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if (s.get(k2[i & absentMask]) != null) ++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == n); |
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reallyAssert(sum == n); |
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} |
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static void t7(String nm, int n, Map<Integer,Integer> s, Integer[] k1, Integer[] k2) { |
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if (s.containsKey(k2[i & absentMask])) ++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == n); |
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reallyAssert(sum == n); |
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} |
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static void t8(String nm, int n, Map<Integer,Integer> s, Integer[] key, int expect) { |
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if (s.get(key[i]) != null) ++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == expect); |
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reallyAssert(sum == expect); |
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} |
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static void t9(Map<Integer,Integer> s) { |
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int sum = 0; |
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int iters = 20; |
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for (int i = 0; i < absentSize; i += step) |
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if (s.containsValue(absent[i])) ++sum; |
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timer.finish(); |
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reallyAssert (sum != 0); |
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reallyAssert(sum != 0); |
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} |
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static void ktest(Map<Integer,Integer> s, int size, Integer[] key) { |
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timer.start("ContainsKey ", size); |
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Set ks = s.keySet(); |
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if (ks.contains(key[i])) ++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == size); |
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reallyAssert(sum == size); |
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} |
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static void ittest1(Map<Integer,Integer> s, int size) { |
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int sum = 0; |
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timer.start("Iter Key ", size); |
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timer.finish(); |
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// if (sum != size) |
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// System.out.println("iters " + sum + " size " + size); |
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reallyAssert (sum == size); |
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reallyAssert(sum == size); |
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} |
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static void ittest2(Map<Integer,Integer> s, int size) { |
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timer.finish(); |
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// if (sum != size) |
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// System.out.println("iters " + sum + " size " + size); |
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reallyAssert (sum == size); |
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reallyAssert(sum == size); |
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} |
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static void ittest3(Map<Integer,Integer> s, int size) { |
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int sum = 0; |
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++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == size); |
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reallyAssert(sum == size); |
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} |
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static void ittest4(Map<Integer,Integer> s, int size, int pos) { |
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IdentityHashMap seen = new IdentityHashMap(size); |
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reallyAssert (s.size() == size); |
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reallyAssert(s.size() == size); |
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int sum = 0; |
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timer.start("Iter XEntry ", size); |
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Iterator it = s.entrySet().iterator(); |
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if (v != MISSING) |
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++sum; |
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} |
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reallyAssert (s.containsKey(k)); |
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reallyAssert(s.containsKey(k)); |
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it.remove(); |
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reallyAssert (!s.containsKey(k)); |
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reallyAssert(!s.containsKey(k)); |
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while (it.hasNext()) { |
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Map.Entry<Integer,Integer> x = (Map.Entry<Integer,Integer>)(it.next()); |
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Integer k2 = (Integer)x.getKey(); |
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Integer k2 = x.getKey(); |
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seen.put(k2, k2); |
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if (k2 != MISSING) |
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++sum; |
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} |
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reallyAssert (s.size() == size-1); |
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reallyAssert(s.size() == size-1); |
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s.put(k, v); |
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reallyAssert (seen.size() == size); |
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reallyAssert(seen.size() == size); |
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timer.finish(); |
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reallyAssert (sum == size); |
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reallyAssert (s.size() == size); |
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reallyAssert(sum == size); |
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reallyAssert(s.size() == size); |
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} |
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static void ittest(Map<Integer,Integer> s, int size) { |
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for (int i = 0; i < 4; ++i) { |
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ittest1(s, size); |
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++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == size); |
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reallyAssert(sum == size); |
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} |
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static void entest2(Hashtable ht, int size) { |
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++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == size); |
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reallyAssert(sum == size); |
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} |
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static void entest3(Hashtable ht, int size) { |
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int sum = 0; |
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++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == size); |
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reallyAssert(sum == size); |
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} |
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static void entest4(Hashtable ht, int size) { |
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++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == size); |
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reallyAssert(sum == size); |
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} |
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static void entest(Map<Integer,Integer> s, int size) { |
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if (s instanceof Hashtable) { |
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Hashtable ht = (Hashtable)s; |
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Hashtable ht = (Hashtable) s; |
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// entest3(ht, size); |
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// entest4(ht, size); |
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entest1(ht, size); |
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System.out.print(time + "ms"); |
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if (s instanceof IdentityHashMap) return; |
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reallyAssert (s.equals(m)); |
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reallyAssert(s.equals(m)); |
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} |
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static void test(Map<Integer,Integer> s, Integer[] key) { |
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int size = key.length; |
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t3("Put (presized) ", size, s, key, size); |
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timer.start("Put (putAll) ", size * 2); |
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Map<Integer,Integer> s2 = null; |
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final Map<Integer,Integer> s2; |
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try { |
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s2 = (Map<Integer,Integer>) (s.getClass().newInstance()); |
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s2 = (Map<Integer,Integer>) |
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s.getClass().getConstructor().newInstance(); |
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s2.putAll(s); |
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} |
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catch (Exception e) { e.printStackTrace(); return; } |
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timer.start("Iter Equals ", size * 2); |
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boolean eqt = s2.equals(s) && s.equals(s2); |
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reallyAssert (eqt); |
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reallyAssert(eqt); |
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timer.finish(); |
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timer.start("Iter HashCode ", size * 2); |
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int shc = s.hashCode(); |
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int s2hc = s2.hashCode(); |
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reallyAssert (shc == s2hc); |
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reallyAssert(shc == s2hc); |
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timer.finish(); |
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timer.start("Put (present) ", size * 2); |
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if (s2.put(me.getKey(), me.getValue()) != null) |
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++ipsum; |
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} |
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reallyAssert (ipsum == s.size()); |
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reallyAssert(ipsum == s.size()); |
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timer.finish(); |
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timer.start("Iter EntrySet contains ", size * 2); |
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if (es2.contains(entry)) ++sum; |
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} |
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timer.finish(); |
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reallyAssert (sum == size); |
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reallyAssert(sum == size); |
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Integer hold = s2.get(key[size-1]); |
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s2.put(key[size-1], absent[0]); |
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timer.start("Iter Equals ", size * 2); |
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eqt = s2.equals(s) && s.equals(s2); |
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reallyAssert (!eqt); |
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reallyAssert(!eqt); |
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timer.finish(); |
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timer.start("Iter HashCode ", size * 2); |
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int s1h = s.hashCode(); |
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int s2h = s2.hashCode(); |
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reallyAssert (s1h != s2h); |
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reallyAssert(s1h != s2h); |
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timer.finish(); |
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s2.put(key[size-1], hold); |
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reallyAssert(es.remove(s2i.next())); |
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timer.finish(); |
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reallyAssert (s.isEmpty()); |
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reallyAssert(s.isEmpty()); |
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timer.start("Clear ", size); |
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s2.clear(); |
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timer.finish(); |
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reallyAssert (s2.isEmpty() && s.isEmpty()); |
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reallyAssert(s2.isEmpty() && s.isEmpty()); |
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} |
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static class TestTimer { |
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static void printStats() { |
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for (Iterator it = accum.entrySet().iterator(); it.hasNext(); ) { |
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Map.Entry e = (Map.Entry)(it.next()); |
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Stats stats = ((Stats)(e.getValue())); |
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Stats stats = ((Stats) (e.getValue())); |
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long n = stats.number; |
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double t; |
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if (n > 0) |
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startTime = System.nanoTime(); |
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} |
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String classify() { |
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if (name.startsWith("Get")) |
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return "Get "; |
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void finish() { |
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long endTime = System.nanoTime(); |
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long time = endTime - startTime; |
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double timePerOp = ((double)time)/numOps; |
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double timePerOp = ((double) time)/numOps; |
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Object st = accum.get(name); |
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if (st == null) |
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static void shuffle(Integer[] keys) { |
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int size = keys.length; |
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for (int i=size; i>1; i--) { |
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for (int i = size; i > 1; i--) { |
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int r = rng.nextInt(i); |
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Integer t = keys[i-1]; |
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keys[i-1] = keys[r]; |