Delete source/test

source/test/intltest/unifiedcachetest.cpp

Index: source/test/intltest/unifiedcachetest.cpp
diff --git a/source/test/intltest/unifiedcachetest.cpp b/source/test/intltest/unifiedcachetest.cpp
deleted file mode 100644
index d48b3e80c096668193ac3040caf08cef89e0da68..0000000000000000000000000000000000000000
--- a/source/test/intltest/unifiedcachetest.cpp
+++ /dev/null
@@ -1,399 +0,0 @@
-/*
-*******************************************************************************
-* Copyright (C) 2015, International Business Machines Corporation and         *
-* others. All Rights Reserved.                                                *
-*******************************************************************************
-*
-* File UNIFIEDCACHETEST.CPP
-*
-********************************************************************************
-*/
-#include "cstring.h"
-#include "intltest.h"
-#include "unifiedcache.h"
-#include "unicode/datefmt.h"
-
-class UCTItem : public SharedObject {
-  public:
-    char *value;
-    UCTItem(const char *x) : value(NULL) { 
-        value = uprv_strdup(x);
-    }
-    virtual ~UCTItem() {
-        uprv_free(value);
-    }
-};
-
-class UCTItem2 : public SharedObject {
-};
-
-U_NAMESPACE_BEGIN
-
-template<> U_EXPORT
-const UCTItem *LocaleCacheKey<UCTItem>::createObject(
-        const void *context, UErrorCode &status) const {
-    const UnifiedCache *cacheContext = (const UnifiedCache *) context;
-    if (uprv_strcmp(fLoc.getName(), "zh") == 0) {
-        status = U_MISSING_RESOURCE_ERROR;
-        return NULL;
-    }
-    if (uprv_strcmp(fLoc.getLanguage(), fLoc.getName()) != 0) {
-        const UCTItem *item = NULL;
-        if (cacheContext == NULL) {
-            UnifiedCache::getByLocale(fLoc.getLanguage(), item, status);
-        } else {
-            cacheContext->get(LocaleCacheKey<UCTItem>(fLoc.getLanguage()), item, status);
-        }
-        if (U_FAILURE(status)) {
-            return NULL;
-        }
-        return item;
-    }
-    UCTItem *result = new UCTItem(fLoc.getName());
-    result->addRef();
-    return result;
-}
-
-template<> U_EXPORT
-const UCTItem2 *LocaleCacheKey<UCTItem2>::createObject(
-        const void * /*unused*/, UErrorCode & /*status*/) const {
-    return NULL;
-}
-
-U_NAMESPACE_END
-
-
-class UnifiedCacheTest : public IntlTest {
-public:
-    UnifiedCacheTest() {
-    }
-    void runIndexedTest(int32_t index, UBool exec, const char *&name, char *par=0);
-private:
-    void TestEvictionPolicy();
-    void TestBounded();
-    void TestBasic();
-    void TestError();
-    void TestHashEquals();
-    void TestEvictionUnderStress();
-};
-
-void UnifiedCacheTest::runIndexedTest(int32_t index, UBool exec, const char* &name, char* /*par*/) {
-  TESTCASE_AUTO_BEGIN;
-  TESTCASE_AUTO(TestEvictionPolicy);
-  TESTCASE_AUTO(TestBounded);
-  TESTCASE_AUTO(TestBasic);
-  TESTCASE_AUTO(TestError);
-  TESTCASE_AUTO(TestHashEquals);
-  TESTCASE_AUTO(TestEvictionUnderStress);
-  TESTCASE_AUTO_END;
-}
-
-void UnifiedCacheTest::TestEvictionUnderStress() {
-#if !UCONFIG_NO_FORMATTING
-    int32_t localeCount;
-    const Locale *locales = DateFormat::getAvailableLocales(localeCount);
-    UErrorCode status = U_ZERO_ERROR;
-    const UnifiedCache *cache = UnifiedCache::getInstance(status);
-    int64_t evictedCountBefore = cache->autoEvictedCount();
-    for (int32_t i = 0; i < localeCount; ++i) {
-        LocalPointer<DateFormat> ptr(DateFormat::createInstanceForSkeleton("yMd", locales[i], status));
-    }
-    int64_t evictedCountAfter = cache->autoEvictedCount();
-    if (evictedCountBefore == evictedCountAfter) {
-        dataerrln("%s:%d Items should have been evicted from cache",
-               __FILE__, __LINE__);
-    }
-#endif /* #if !UCONFIG_NO_FORMATTING */
-}
-
-void UnifiedCacheTest::TestEvictionPolicy() {
-    UErrorCode status = U_ZERO_ERROR;
-
-    // We have to call this first or else calling the UnifiedCache
-    // ctor will fail. This is by design to deter clients from using the 
-    // cache API incorrectly by creating their own cache instances.
-    UnifiedCache::getInstance(status);
-
-    // We create our own local UnifiedCache instance to ensure we have
-    // complete control over it. Real clients should never ever create
-    // their own cache!
-    UnifiedCache cache(status);
-    assertSuccess("", status);
-
-    // Don't allow unused entries to exeed more than 100% of in use entries.
-    cache.setEvictionPolicy(0, 100, status);
-
-    static const char *locales[] = {
-            "1", "2", "3", "4", "5", "6", "7", "8", "9", "10",
-            "11", "12", "13", "14", "15", "16", "17", "18", "19", "20"};
-
-    const UCTItem *usedReferences[] = {NULL, NULL, NULL, NULL, NULL};
-    const UCTItem *unusedReference = NULL;
-
-    // Add 5 in-use entries
-    for (int32_t i = 0; i < UPRV_LENGTHOF(usedReferences); i++) {
-        cache.get(
-                LocaleCacheKey<UCTItem>(locales[i]),
-                &cache,
-                usedReferences[i],
-                status);
-    }
-
-    // Add 10 not in use entries.
-    for (int32_t i = 0; i < 10; ++i) {
-        cache.get(
-                LocaleCacheKey<UCTItem>(
-                        locales[i + UPRV_LENGTHOF(usedReferences)]),
-                &cache,
-                unusedReference,
-                status);
-    }
-    unusedReference->removeRef();
-
-    // unused count not to exeed in use count
-    assertEquals("", UPRV_LENGTHOF(usedReferences), cache.unusedCount());
-    assertEquals("", 2*UPRV_LENGTHOF(usedReferences), cache.keyCount());
-
-    // Free up those used entries.
-    for (int32_t i = 0; i < UPRV_LENGTHOF(usedReferences); i++) {
-        usedReferences[i]->removeRef();
-    }
-
-    // This should free up all cache items
-    assertEquals("", 0, cache.keyCount());
-
-    assertSuccess("", status);
-}
-
-
-
-void UnifiedCacheTest::TestBounded() {
-    UErrorCode status = U_ZERO_ERROR;
-
-    // We have to call this first or else calling the UnifiedCache
-    // ctor will fail. This is by design to deter clients from using the
-    // cache API incorrectly by creating their own cache instances.
-    UnifiedCache::getInstance(status);
-
-    // We create our own local UnifiedCache instance to ensure we have
-    // complete control over it. Real clients should never ever create
-    // their own cache!
-    UnifiedCache cache(status);
-    assertSuccess("", status);
-
-    // Maximum unused count is 3.
-    cache.setEvictionPolicy(3, 0, status);
-
-    // Our cache will hold up to 3 unused key-value pairs
-    // We test the following invariants:
-    // 1. unusedCount <= 3
-    // 2. cache->get(X) always returns the same reference as long as caller
-    //   already holds references to that same object. 
-
-    // We first add 5 key-value pairs with two distinct values, "en" and "fr"
-    // keeping all those references.
-
-    const UCTItem *en = NULL;
-    const UCTItem *enGb = NULL;
-    const UCTItem *enUs = NULL;
-    const UCTItem *fr = NULL;
-    const UCTItem *frFr = NULL;
-    cache.get(LocaleCacheKey<UCTItem>("en_US"), &cache, enUs, status);
-    cache.get(LocaleCacheKey<UCTItem>("en"), &cache, en, status);
-    assertEquals("", 1, cache.unusedCount());
-    cache.get(LocaleCacheKey<UCTItem>("en_GB"), &cache, enGb, status);
-    cache.get(LocaleCacheKey<UCTItem>("fr_FR"), &cache, frFr, status);
-    cache.get(LocaleCacheKey<UCTItem>("fr"), &cache, fr, status);
-
-    // Client holds two unique references, "en" and "fr" the other three
-    // entries are eligible for eviction. 
-    assertEquals("", 3, cache.unusedCount());
-    assertEquals("", 5, cache.keyCount());
-
-    // Exercise cache more but don't hold the references except for
-    // the last one. At the end of this, we will hold references to one
-    // additional distinct value, so we will have references to 3 distinct
-    // values.
-    const UCTItem *throwAway = NULL;
-    cache.get(LocaleCacheKey<UCTItem>("zn_AA"), &cache, throwAway, status);
-    cache.get(LocaleCacheKey<UCTItem>("sr_AA"), &cache, throwAway, status);
-    cache.get(LocaleCacheKey<UCTItem>("de_AU"), &cache, throwAway, status);
-
-    const UCTItem *deAu(throwAway);
-    deAu->addRef();
-
-    // Client holds three unique references, "en", "fr", "de" although we
-    // could have a total of 8 entries in the cache maxUnusedCount == 3
-    // so we have only 6 entries.
-    assertEquals("", 3, cache.unusedCount());
-    assertEquals("", 6, cache.keyCount());
-
-    // For all the references we have, cache must continue to return
-    // those same references (#2)
-
-    cache.get(LocaleCacheKey<UCTItem>("en"), &cache, throwAway, status);
-    if (throwAway != en) {
-        errln("Expected en to resolve to the same object.");
-    }
-    cache.get(LocaleCacheKey<UCTItem>("en_US"), &cache, throwAway, status);
-    if (throwAway != enUs) {
-        errln("Expected enUs to resolve to the same object.");
-    }
-    cache.get(LocaleCacheKey<UCTItem>("en_GB"), &cache, throwAway, status);
-    if (throwAway != enGb) {
-        errln("Expected enGb to resolve to the same object.");
-    }
-    cache.get(LocaleCacheKey<UCTItem>("fr_FR"), &cache, throwAway, status);
-    if (throwAway != frFr) {
-        errln("Expected frFr to resolve to the same object.");
-    }
-    cache.get(LocaleCacheKey<UCTItem>("fr_FR"), &cache, throwAway, status);
-    cache.get(LocaleCacheKey<UCTItem>("fr"), &cache, throwAway, status);
-    if (throwAway != fr) {
-        errln("Expected fr to resolve to the same object.");
-    }
-    cache.get(LocaleCacheKey<UCTItem>("de_AU"), &cache, throwAway, status);
-    if (throwAway != deAu) {
-        errln("Expected deAu to resolve to the same object.");
-    }
-
-    assertEquals("", 3, cache.unusedCount());
-    assertEquals("", 6, cache.keyCount());
-
-    // Now we hold a references to two more distinct values. Cache size 
-    // should grow to 8.
-    const UCTItem *es = NULL;
-    const UCTItem *ru = NULL;
-    cache.get(LocaleCacheKey<UCTItem>("es"), &cache, es, status);
-    cache.get(LocaleCacheKey<UCTItem>("ru"), &cache, ru, status);
-    assertEquals("", 3, cache.unusedCount());
-    assertEquals("", 8, cache.keyCount());
-
-    // Now release all the references we hold except for
-    // es, ru, and en
-    SharedObject::clearPtr(enGb);
-    SharedObject::clearPtr(enUs);
-    SharedObject::clearPtr(fr);
-    SharedObject::clearPtr(frFr);
-    SharedObject::clearPtr(deAu);
-    SharedObject::clearPtr(es);
-    SharedObject::clearPtr(ru);
-    SharedObject::clearPtr(en);
-    SharedObject::clearPtr(throwAway);
-
-    // Size of cache should magically drop to 3.
-    assertEquals("", 3, cache.unusedCount());
-    assertEquals("", 3, cache.keyCount());
-
-    // Be sure nothing happens setting the eviction policy in the middle of
-    // a run.
-    cache.setEvictionPolicy(3, 0, status);
-    assertSuccess("", status);
-    
-}
-
-void UnifiedCacheTest::TestBasic() {
-    UErrorCode status = U_ZERO_ERROR;
-    const UnifiedCache *cache = UnifiedCache::getInstance(status);
-    assertSuccess("", status);
-    cache->flush();
-    int32_t baseCount = cache->keyCount();
-    const UCTItem *en = NULL;
-    const UCTItem *enGb = NULL;
-    const UCTItem *enGb2 = NULL;
-    const UCTItem *enUs = NULL;
-    const UCTItem *fr = NULL;
-    const UCTItem *frFr = NULL;
-    cache->get(LocaleCacheKey<UCTItem>("en"), en, status);
-    cache->get(LocaleCacheKey<UCTItem>("en_US"), enUs, status);
-    cache->get(LocaleCacheKey<UCTItem>("en_GB"), enGb, status);
-    cache->get(LocaleCacheKey<UCTItem>("fr_FR"), frFr, status);
-    cache->get(LocaleCacheKey<UCTItem>("fr"), fr, status);
-    cache->get(LocaleCacheKey<UCTItem>("en_GB"), enGb2, status);
-    SharedObject::clearPtr(enGb2);
-    if (enGb != enUs) {
-        errln("Expected en_GB and en_US to resolve to same object.");
-    } 
-    if (fr != frFr) {
-        errln("Expected fr and fr_FR to resolve to same object.");
-    } 
-    if (enGb == fr) {
-        errln("Expected en_GB and fr to return different objects.");
-    }
-    assertSuccess("", status);
-    // en_US, en_GB, en share one object; fr_FR and fr don't share.
-    // 5 keys in all.
-    assertEquals("", baseCount + 5, cache->keyCount());
-    SharedObject::clearPtr(enGb);
-    cache->flush();
-
-    // Only 2 unique values in the cache. flushing trims cache down
-    // to this minimum size.
-    assertEquals("", baseCount + 2, cache->keyCount());
-    SharedObject::clearPtr(enUs);
-    SharedObject::clearPtr(en);
-    cache->flush();
-    // With en_GB and en_US and en cleared there are no more hard references to
-    // the "en" object, so it gets flushed and the keys that refer to it
-    // get removed from the cache. Now we have just one unique value, fr, in
-    // the cache
-    assertEquals("", baseCount + 1, cache->keyCount());
-    SharedObject::clearPtr(fr);
-    cache->flush();
-    assertEquals("", baseCount + 1, cache->keyCount());
-    SharedObject::clearPtr(frFr);
-    cache->flush();
-    assertEquals("", baseCount + 0, cache->keyCount());
-    assertSuccess("", status);
-}
-
-void UnifiedCacheTest::TestError() {
-    UErrorCode status = U_ZERO_ERROR;
-    const UnifiedCache *cache = UnifiedCache::getInstance(status);
-    assertSuccess("", status);
-    cache->flush();
-    int32_t baseCount = cache->keyCount();
-    const UCTItem *zh = NULL;
-    const UCTItem *zhTw = NULL;
-    const UCTItem *zhHk = NULL;
-
-    status = U_ZERO_ERROR;
-    cache->get(LocaleCacheKey<UCTItem>("zh"), zh, status);
-    if (status != U_MISSING_RESOURCE_ERROR) {
-        errln("Expected U_MISSING_RESOURCE_ERROR");
-    }
-    status = U_ZERO_ERROR;
-    cache->get(LocaleCacheKey<UCTItem>("zh_TW"), zhTw, status);
-    if (status != U_MISSING_RESOURCE_ERROR) {
-        errln("Expected U_MISSING_RESOURCE_ERROR");
-    }
-    status = U_ZERO_ERROR;
-    cache->get(LocaleCacheKey<UCTItem>("zh_HK"), zhHk, status);
-    if (status != U_MISSING_RESOURCE_ERROR) {
-        errln("Expected U_MISSING_RESOURCE_ERROR");
-    }
-    // 3 keys in cache zh, zhTW, zhHk all pointing to error placeholders
-    assertEquals("", baseCount + 3, cache->keyCount());
-    cache->flush();
-    // error placeholders have no hard references so they always get flushed. 
-    assertEquals("", baseCount + 0, cache->keyCount());
-}
-
-void UnifiedCacheTest::TestHashEquals() {
-    LocaleCacheKey<UCTItem> key1("en_US");
-    LocaleCacheKey<UCTItem> key2("en_US");
-    LocaleCacheKey<UCTItem> diffKey1("en_UT");
-    LocaleCacheKey<UCTItem2> diffKey2("en_US");
-    assertTrue("", key1.hashCode() == key2.hashCode());
-    assertTrue("", key1.hashCode() != diffKey1.hashCode());
-    assertTrue("", key1.hashCode() != diffKey2.hashCode());
-    assertTrue("", diffKey1.hashCode() != diffKey2.hashCode());
-    assertTrue("", key1 == key2);
-    assertTrue("", key1 != diffKey1);
-    assertTrue("", key1 != diffKey2);
-    assertTrue("", diffKey1 != diffKey2);
-}
-
-extern IntlTest *createUnifiedCacheTest() {
-    return new UnifiedCacheTest();
-}