Examples with Transliterator android.icu.text.Transliterator used on opensource projects

Example 41 with Transliterator

use of android.icu.text.Transliterator in project j2objc by google.

the class TransliteratorTest method TestCompoundFilterID.

/**
 * Test compound filter ID syntax
 */
@Test
public void TestCompoundFilterID() {
    String[] DATA = { // multiple filters
    "[abc]; [abc]", // multiple filters
    null, // multiple filters
    null, // multiple filters
    null, // misplaced filter
    "Latin-Greek; [abc];", // misplaced filter
    null, // misplaced filter
    null, // misplaced filter
    null, "[b]; Latin-Greek; Upper; ([xyz])", "F", "abc", "a\u0392c", "[b]; (Lower); Latin-Greek; Upper(); ([\u0392])", "R", "\u0391\u0392\u0393", "\u0391b\u0393", "#\n::[b]; ::Latin-Greek; ::Upper; ::([xyz]);", "F", "abc", "a\u0392c", "#\n::[b]; ::(Lower); ::Latin-Greek; ::Upper(); ::([\u0392]);", "R", "\u0391\u0392\u0393", "\u0391b\u0393" };
    for (int i = 0; i < DATA.length; i += 4) {
        String id = DATA[i];
        int direction = (DATA[i + 1] != null && DATA[i + 1].charAt(0) == 'R') ? Transliterator.REVERSE : Transliterator.FORWARD;
        String source = DATA[i + 2];
        String exp = DATA[i + 3];
        boolean expOk = (DATA[i + 1] != null);
        Transliterator t = null;
        IllegalArgumentException e = null;
        try {
            if (id.charAt(0) == '#') {
                t = Transliterator.createFromRules("ID", id, direction);
            } else {
                t = Transliterator.getInstance(id, direction);
            }
        } catch (IllegalArgumentException ee) {
            e = ee;
        }
        boolean ok = (t != null && e == null);
        if (ok == expOk) {
            logln("Ok: " + id + " => " + t + (e != null ? (", " + e.getMessage()) : ""));
            if (source != null) {
                expect(t, source, exp);
            }
        } else {
            errln("FAIL: " + id + " => " + t + (e != null ? (", " + e.getMessage()) : ""));
        }
    }
}

Example 42 with Transliterator

use of android.icu.text.Transliterator in project j2objc by google.

the class TransliteratorTest method TestCoverage.

// ======================================================================
// These tests are not mirrored (yet) in icu4c at
// source/test/intltest/transtst.cpp
// ======================================================================
/**
 * Improve code coverage.
 */
@Test
public void TestCoverage() {
    // NullTransliterator
    Transliterator t = Transliterator.getInstance("Null", Transliterator.FORWARD);
    expect(t, "a", "a");
    // Source, target set
    t = Transliterator.getInstance("Latin-Greek", Transliterator.FORWARD);
    t.setFilter(new UnicodeSet("[A-Z]"));
    logln("source = " + t.getSourceSet());
    logln("target = " + t.getTargetSet());
    t = Transliterator.createFromRules("x", "(.) > &Any-Hex($1);", Transliterator.FORWARD);
    logln("source = " + t.getSourceSet());
    logln("target = " + t.getTargetSet());
}

Example 43 with Transliterator

use of android.icu.text.Transliterator in project j2objc by google.

the class TransliteratorTest method TestCasing.

@Test
public void TestCasing() {
    Transliterator toLower = Transliterator.getInstance("lower");
    Transliterator toCasefold = Transliterator.getInstance("casefold");
    Transliterator toUpper = Transliterator.getInstance("upper");
    Transliterator toTitle = Transliterator.getInstance("title");
    for (int i = 0; i < 0x600; ++i) {
        String s = UTF16.valueOf(i);
        String lower = UCharacter.toLowerCase(ULocale.ROOT, s);
        assertEquals("Lowercase", lower, toLower.transform(s));
        String casefold = UCharacter.foldCase(s, true);
        assertEquals("Casefold", casefold, toCasefold.transform(s));
        String title = UCharacter.toTitleCase(ULocale.ROOT, s, null);
        assertEquals("Title", title, toTitle.transform(s));
        String upper = UCharacter.toUpperCase(ULocale.ROOT, s);
        assertEquals("Upper", upper, toUpper.transform(s));
    }
}

Example 44 with Transliterator

use of android.icu.text.Transliterator in project j2objc by google.

the class TransliteratorTest method TestFunction.

@Test
public void TestFunction() {
    // Careful with spacing and ';' here:  Phrase this exactly
    // as toRules() is going to return it.  If toRules() changes
    // with regard to spacing or ';', then adjust this string.
    String rule = "([:Lu:]) > $1 '(' &Lower( $1 ) '=' &Hex( &Any-Lower( $1 ) ) ')';";
    Transliterator t = Transliterator.createFromRules("Test", rule, Transliterator.FORWARD);
    if (t == null) {
        errln("FAIL: createFromRules failed");
        return;
    }
    String r = t.toRules(true);
    if (r.equals(rule)) {
        logln("OK: toRules() => " + r);
    } else {
        errln("FAIL: toRules() => " + r + ", expected " + rule);
    }
    expect(t, "The Quick Brown Fox", "T(t=\\u0074)he Q(q=\\u0071)uick B(b=\\u0062)rown F(f=\\u0066)ox");
    rule = "([^\\ -\\u007F]) > &Hex/Unicode( $1 ) ' ' &Name( $1 ) ;";
    t = Transliterator.createFromRules("Test", rule, Transliterator.FORWARD);
    if (t == null) {
        errln("FAIL: createFromRules failed");
        return;
    }
    r = t.toRules(true);
    if (r.equals(rule)) {
        logln("OK: toRules() => " + r);
    } else {
        errln("FAIL: toRules() => " + r + ", expected " + rule);
    }
    expect(t, "\u0301", "U+0301 \\N{COMBINING ACUTE ACCENT}");
}

Example 45 with Transliterator

use of android.icu.text.Transliterator in project j2objc by google.

the class TransliteratorTest method TestOutputSet.

/**
 * Make sure sets on output are disallowed.
 */
@Test
public void TestOutputSet() {
    String rule = "$set = [a-cm-n]; b > $set;";
    Transliterator t = null;
    try {
        t = Transliterator.createFromRules("ID", rule, Transliterator.FORWARD);
        if (t != null) {
            errln("FAIL: Did not get the expected exception");
        }
    } catch (IllegalArgumentException e) {
        logln("Ok: " + e.getMessage());
        return;
    }
    errln("FAIL: No syntax error");
}