Check in the pristine copy of ICU 4.6...

icu46/source/test/intltest/reptest.cpp

Index: icu46/source/test/intltest/reptest.cpp
===================================================================
--- icu46/source/test/intltest/reptest.cpp	(revision 0)
+++ icu46/source/test/intltest/reptest.cpp	(revision 0)
@@ -0,0 +1,320 @@
+/********************************************************************
+ * COPYRIGHT: 
+ * Copyright (c) 2001-2010, International Business Machines Corporation and
+ * others. All Rights Reserved.
+ ********************************************************************/
+/************************************************************************
+*   This test program is intended for testing Replaceable class.
+*
+*   Date        Name        Description
+*   11/28/2001  hshih       Ported back from Java.
+* 
+************************************************************************/
+
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_TRANSLITERATION
+
+#include "ittrans.h"
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "unicode/rep.h"
+#include "reptest.h"
+
+//---------------------------------------------
+// runIndexedTest
+//---------------------------------------------
+
+    /**
+     * This is a test class that simulates styled text.
+     * It associates a style number (0..65535) with each character,
+     * and maintains that style in the normal fashion:
+     * When setting text from raw string or characters,<br>
+     * Set the styles to the style of the first character replaced.<br>
+     * If no characters are replaced, use the style of the previous character.<br>
+     * If at start, use the following character<br>
+     * Otherwise use NO_STYLE.
+     */
+class TestReplaceable : public Replaceable {
+    UnicodeString chars;
+    UnicodeString styles;
+    
+    static const UChar NO_STYLE;
+
+    static const UChar NO_STYLE_MARK;
+
+    /**
+     * The address of this static class variable serves as this class's ID
+     * for ICU "poor man's RTTI".
+     */
+    static const char fgClassID;
+
+public:    
+    TestReplaceable (const UnicodeString& text, 
+                     const UnicodeString& newStyles) {
+        chars = text;
+        UnicodeString s;
+        for (int i = 0; i < text.length(); ++i) {
+            if (i < newStyles.length()) {
+                s.append(newStyles.charAt(i));
+            } else {
+                if (text.charAt(i) == NO_STYLE_MARK) {
+                    s.append(NO_STYLE);
+                } else {
+                    s.append((UChar)(i + 0x0031));
+                }
+            }
+        }
+        this->styles = s;
+    }
+
+    virtual Replaceable *clone() const {
+        return new TestReplaceable(chars, styles);
+    }
+
+    ~TestReplaceable(void) {}
+
+    UnicodeString getStyles() {
+        return styles;
+    }
+    
+    UnicodeString toString() {
+        UnicodeString s = chars;
+        s.append("{");
+        s.append(styles);
+        s.append("}");
+        return s;
+    }
+
+    void extractBetween(int32_t start, int32_t limit, UnicodeString& result) const {
+        chars.extractBetween(start, limit, result);
+    }
+
+    /**
+     * ICU "poor man's RTTI", returns a UClassID for this class.
+     *
+     * @draft ICU 2.2
+     */
+    static inline UClassID getStaticClassID() { return (UClassID)&fgClassID; }
+
+    /**
+     * ICU "poor man's RTTI", returns a UClassID for the actual class.
+     *
+     * @draft ICU 2.2
+     */
+    virtual inline UClassID getDynamicClassID() const { return getStaticClassID(); }
+
+protected:
+    virtual int32_t getLength() const {
+        return chars.length();
+    }
+
+    virtual UChar getCharAt(int32_t offset) const{
+        return chars.charAt(offset);
+    }
+
+    virtual UChar32 getChar32At(int32_t offset) const{
+        return chars.char32At(offset);
+    }
+
+    void fixStyles(int32_t start, int32_t limit, int32_t newLen) {
+        UChar newStyle = NO_STYLE;
+        if (start != limit && styles.charAt(start) != NO_STYLE) {
+            newStyle = styles.charAt(start);
+        } else if (start > 0 && getCharAt(start-1) != NO_STYLE_MARK) {
+            newStyle = styles.charAt(start-1);
+        } else if (limit < styles.length()) {
+            newStyle = styles.charAt(limit);
+        }
+        // dumb implementation for now.
+        UnicodeString s;
+        for (int i = 0; i < newLen; ++i) {
+            // this doesn't really handle an embedded NO_STYLE_MARK
+            // in the middle of a long run of characters right -- but
+            // that case shouldn't happen anyway
+            if (getCharAt(start+i) == NO_STYLE_MARK) {
+                s.append(NO_STYLE);
+            } else {
+                s.append(newStyle);
+            }
+        }
+        styles.replaceBetween(start, limit, s);
+    }
+
+    virtual void handleReplaceBetween(int32_t start, int32_t limit, const UnicodeString& text) {
+        UnicodeString s;
+        this->extractBetween(start, limit, s);
+        if (s == text) return; // NO ACTION!
+        this->chars.replaceBetween(start, limit, text);
+        fixStyles(start, limit, text.length());
+    }
+    
+
+    virtual void copy(int32_t start, int32_t limit, int32_t dest) {
+        chars.copy(start, limit, dest);
+        styles.copy(start, limit, dest);
+    }
+};
+
+const char TestReplaceable::fgClassID=0;
+
+const UChar TestReplaceable::NO_STYLE  = 0x005F;
+
+const UChar TestReplaceable::NO_STYLE_MARK = 0xFFFF;
+
+void
+ReplaceableTest::runIndexedTest(int32_t index, UBool exec,
+                                      const char* &name, char* /*par*/) {
+    switch (index) {
+        TESTCASE(0,TestReplaceableClass);
+        default: name = ""; break;
+    }
+}
+
+/*
+ * Dummy Replaceable implementation for better API/code coverage.
+ */
+class NoopReplaceable : public Replaceable {
+public:
+    virtual int32_t getLength() const {
+        return 0;
+    }
+
+    virtual UChar getCharAt(int32_t /*offset*/) const{
+        return 0xffff;
+    }
+
+    virtual UChar32 getChar32At(int32_t /*offset*/) const{
+        return 0xffff;
+    }
+
+    void extractBetween(int32_t /*start*/, int32_t /*limit*/, UnicodeString& result) const {
+        result.remove();
+    }
+
+    virtual void handleReplaceBetween(int32_t /*start*/, int32_t /*limit*/, const UnicodeString &/*text*/) {
+        /* do nothing */
+    }
+
+    virtual void copy(int32_t /*start*/, int32_t /*limit*/, int32_t /*dest*/) {
+        /* do nothing */
+    }
+
+    static inline UClassID getStaticClassID() { return (UClassID)&fgClassID; }
+    virtual inline UClassID getDynamicClassID() const { return getStaticClassID(); }
+
+private:
+    static const char fgClassID;
+};
+
+const char NoopReplaceable::fgClassID=0;
+
+void ReplaceableTest::TestReplaceableClass(void) {
+    UChar rawTestArray[][6] = {
+        {0x0041, 0x0042, 0x0043, 0x0044, 0x0000, 0x0000}, // ABCD
+        {0x0061, 0x0062, 0x0063, 0x0064, 0x00DF, 0x0000}, // abcd\u00DF
+        {0x0061, 0x0042, 0x0043, 0x0044, 0x0000, 0x0000}, // aBCD
+        {0x0041, 0x0300, 0x0045, 0x0300, 0x0000, 0x0000}, // A\u0300E\u0300
+        {0x00C0, 0x00C8, 0x0000, 0x0000, 0x0000, 0x0000}, // \u00C0\u00C8
+        {0x0077, 0x0078, 0x0079, 0x0000, 0x0000, 0x0000}, /* "wxy" */
+        {0x0077, 0x0078, 0x0079, 0x007A, 0x0000, 0x0000}, /* "wxyz" */
+        {0x0077, 0x0078, 0x0079, 0x007A, 0x0075, 0x0000}, /* "wxyzu" */
+        {0x0078, 0x0079, 0x007A, 0x0000, 0x0000, 0x0000}, /* "xyz" */
+        {0x0077, 0x0078, 0x0079, 0x0000, 0x0000, 0x0000}, /* "wxy" */
+        {0xFFFF, 0x0078, 0x0079, 0x0000, 0x0000, 0x0000}, /* "*xy" */
+        {0xFFFF, 0x0078, 0x0079, 0x0000, 0x0000, 0x0000}, /* "*xy" */
+    };
+    check("Lower", rawTestArray[0], "1234");
+    check("Upper", rawTestArray[1], "123455"); // must map 00DF to SS
+    check("Title", rawTestArray[2], "1234");
+    check("NFC",   rawTestArray[3], "13");
+    check("NFD",   rawTestArray[4], "1122");
+    check("*(x) > A $1 B", rawTestArray[5], "11223");
+    check("*(x)(y) > A $2 B $1 C $2 D", rawTestArray[6], "113322334");
+    check("*(x)(y)(z) > A $3 B $2 C $1 D", rawTestArray[7], "114433225");
+    // Disabled for 2.4.  TODO Revisit in 2.6 or later.
+    //check("*x > a", rawTestArray[8], "223"); // expect "123"?
+    //check("*x > a", rawTestArray[9], "113"); // expect "123"?
+    //check("*x > a", rawTestArray[10], "_33"); // expect "_23"?
+    //check("*(x) > A $1 B", rawTestArray[11], "__223");
+
+    // improve API/code coverage
+    NoopReplaceable noop;
+    Replaceable *p;
+    if((p=noop.clone())!=NULL) {
+        errln("Replaceable::clone() does not return NULL");
+        delete p;
+    }
+
+    if(!noop.hasMetaData()) {
+        errln("Replaceable::hasMetaData() does not return TRUE");
+    }
+
+    // try to call the compiler-provided
+    // UMemory/UObject/Replaceable assignment operators
+    NoopReplaceable noop2;
+    noop2=noop;
+    if((p=noop2.clone())!=NULL) {
+        errln("noop2.Replaceable::clone() does not return NULL");
+        delete p;
+    }
+
+    // try to call the compiler-provided
+    // UMemory/UObject/Replaceable copy constructors
+    NoopReplaceable noop3(noop);
+    if((p=noop3.clone())!=NULL) {
+        errln("noop3.Replaceable::clone() does not return NULL");
+        delete p;
+    }
+}
+
+void ReplaceableTest::check(const UnicodeString& transliteratorName, 
+                            const UnicodeString& test, 
+                            const UnicodeString& shouldProduceStyles) 
+{
+    UErrorCode status = U_ZERO_ERROR;
+    TestReplaceable *tr = new TestReplaceable(test, "");
+    UnicodeString expectedStyles = shouldProduceStyles;
+    UnicodeString original = tr->toString();
+
+    Transliterator* t;
+    if (transliteratorName.charAt(0) == 0x2A /*'*'*/) {
+        UnicodeString rules(transliteratorName);
+        rules.remove(0,1);
+        UParseError pe;
+        t = Transliterator::createFromRules("test", rules, UTRANS_FORWARD,
+                                            pe, status);
+
+        // test clone()
+        TestReplaceable *tr2 = (TestReplaceable *)tr->clone();
+        if(tr2 != NULL) {
+            delete tr;
+            tr = tr2;
+        }
+    } else {
+        t = Transliterator::createInstance(transliteratorName, UTRANS_FORWARD, status);
+    }
+    if (U_FAILURE(status)) {
+        dataerrln("FAIL: failed to create the " + transliteratorName + " transliterator");
+        delete tr;
+        return;
+    }
+    t->transliterate(*tr);
+    UnicodeString newStyles = tr->getStyles();
+    if (newStyles != expectedStyles) {
+        errln("FAIL Styles: " + transliteratorName + "{" + original + "} => "
+            + tr->toString() + "; should be {" + expectedStyles + "}!");
+    } else {
+        log("OK: ");
+        log(transliteratorName);
+        log("(");
+        log(original);
+        log(") => ");
+        logln(tr->toString());
+    }
+    delete tr;
+    delete t;
+}
+
+#endif /* #if !UCONFIG_NO_TRANSLITERATION */
Property changes on: icu46/source/test/intltest/reptest.cpp
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