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

Example 11 with SpoofChecker

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

the class SpoofCheckerTest method TestCheck.

@Test
public void TestCheck() {
    SpoofChecker sc = new SpoofChecker.Builder().setChecks(SpoofChecker.ALL_CHECKS).build();
    SpoofChecker.CheckResult result = new SpoofChecker.CheckResult();
    boolean checkResults;
    result.position = 666;
    checkResults = sc.failsChecks(goodLatin, result);
    assertFalse("", checkResults);
    assertEquals("", 0, result.checks);
    checkResults = sc.failsChecks(goodCyrl, result);
    assertFalse("", checkResults);
    assertEquals("", 0, result.checks);
    result.position = 666;
    checkResults = sc.failsChecks(scMixed, result);
    assertTrue("", checkResults);
    assertEquals("", SpoofChecker.RESTRICTION_LEVEL, result.checks);
    result.position = 666;
    checkResults = sc.failsChecks(han_Hiragana, result);
    assertFalse("", checkResults);
    assertEquals("", 0, result.checks);
}

Example 12 with SpoofChecker

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

the class SpoofCheckerTest method TestInvisible.

@Test
public void TestInvisible() {
    SpoofChecker sc = new SpoofChecker.Builder().setChecks(SpoofChecker.INVISIBLE).build();
    String s = Utility.unescape("abcd\\u0301ef");
    SpoofChecker.CheckResult result = new SpoofChecker.CheckResult();
    result.position = -42;
    assertFalse("", sc.failsChecks(s, result));
    assertEquals("", 0, result.checks);
    assertEquals("", result.position, 0);
    String s2 = Utility.unescape("abcd\\u0301\\u0302\\u0301ef");
    assertTrue("", sc.failsChecks(s2, result));
    assertEquals("", SpoofChecker.INVISIBLE, result.checks);
    assertEquals("", 0, result.position);
    // Two acute accents, one from the composed a with acute accent, \u00e1,
    // and one separate.
    result.position = -42;
    String s3 = Utility.unescape("abcd\\u00e1\\u0301xyz");
    assertTrue("", sc.failsChecks(s3, result));
    assertEquals("", SpoofChecker.INVISIBLE, result.checks);
    assertEquals("", 0, result.position);
}

Example 13 with SpoofChecker

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

the class SpoofCheckerTest method TestRestrictionLevel.

@Test
public void TestRestrictionLevel() {
    Object[][] tests = { { "aγ♥", RestrictionLevel.UNRESTRICTIVE }, { "a", RestrictionLevel.ASCII }, { "γ", RestrictionLevel.SINGLE_SCRIPT_RESTRICTIVE }, { "aアー", RestrictionLevel.HIGHLY_RESTRICTIVE }, { "aऄ", RestrictionLevel.MODERATELY_RESTRICTIVE }, { "aγ", RestrictionLevel.MINIMALLY_RESTRICTIVE }, { "a♥", RestrictionLevel.UNRESTRICTIVE }, { "a\u303c", RestrictionLevel.HIGHLY_RESTRICTIVE }, { "aー\u303c", RestrictionLevel.HIGHLY_RESTRICTIVE }, { "aー\u303cア", RestrictionLevel.HIGHLY_RESTRICTIVE }, { "アaー\u303c", RestrictionLevel.HIGHLY_RESTRICTIVE }, { "a1١", RestrictionLevel.MODERATELY_RESTRICTIVE }, { "a1١۱", RestrictionLevel.MODERATELY_RESTRICTIVE }, { "١ー\u303caア1१۱", RestrictionLevel.MINIMALLY_RESTRICTIVE }, { "aアー\u303c1१١۱", RestrictionLevel.MINIMALLY_RESTRICTIVE } };
    UnicodeSet allowedChars = new UnicodeSet();
    // Allowed Identifier Characters. In addition to the Recommended Set,
    // allow u303c, which has an interesting script extension of Hani Hira Kana.
    allowedChars.addAll(SpoofChecker.RECOMMENDED).add(0x303c);
    CheckResult checkResult = new CheckResult();
    for (Object[] test : tests) {
        String testString = (String) test[0];
        RestrictionLevel expectedLevel = (RestrictionLevel) test[1];
        for (RestrictionLevel levelSetInSpoofChecker : RestrictionLevel.values()) {
            SpoofChecker sc = new SpoofChecker.Builder().setAllowedChars(allowedChars).setRestrictionLevel(levelSetInSpoofChecker).setChecks(// only check this
            SpoofChecker.RESTRICTION_LEVEL).build();
            boolean actualValue = sc.failsChecks(testString, checkResult);
            assertEquals("Testing restriction level for '" + testString + "'", expectedLevel, checkResult.restrictionLevel);
            // we want to fail if the text is (say) MODERATE and the testLevel is ASCII
            boolean expectedFailure = expectedLevel.compareTo(levelSetInSpoofChecker) > 0;
            assertEquals("Testing spoof restriction level for '" + testString + "', " + levelSetInSpoofChecker, expectedFailure, actualValue);
            // Coverage for getRestrictionLevel
            assertEquals("Restriction level on built SpoofChecker should be same as on builder", levelSetInSpoofChecker, sc.getRestrictionLevel());
        }
    }
}

Example 14 with SpoofChecker

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

the class SpoofCheckerTest method TestGetSkeleton.

@Test
public void TestGetSkeleton() {
    SpoofChecker sc = new SpoofChecker.Builder().setChecks(SpoofChecker.CONFUSABLE).build();
    String dest;
    dest = sc.getSkeleton(SpoofChecker.ANY_CASE, lll_Latin_a);
    assertEquals("", lll_Skel, dest);
}

Example 15 with SpoofChecker

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

the class SpoofCheckerTest method TestConfusableFlagVariants.

@Test
public void TestConfusableFlagVariants() {
    // The spoof checker should only return those tests that the user requested.  This test makes sure that
    // the checker doesn't return anything the user doesn't want.  This test started passing in ICU 58.
    String latn = "desordenado";
    String cyrl = "ԁеѕогԁепаԁо";
    String mixed = "dеѕогdenаdo";
    Object[][] tests = { // string 1, string 2, checks for spoof checker, expected output
    { latn, cyrl, SpoofChecker.CONFUSABLE, SpoofChecker.MIXED_SCRIPT_CONFUSABLE | SpoofChecker.WHOLE_SCRIPT_CONFUSABLE }, { latn, cyrl, SpoofChecker.MIXED_SCRIPT_CONFUSABLE | SpoofChecker.WHOLE_SCRIPT_CONFUSABLE, SpoofChecker.MIXED_SCRIPT_CONFUSABLE | SpoofChecker.WHOLE_SCRIPT_CONFUSABLE }, { latn, cyrl, SpoofChecker.MIXED_SCRIPT_CONFUSABLE, SpoofChecker.MIXED_SCRIPT_CONFUSABLE }, { latn, cyrl, SpoofChecker.WHOLE_SCRIPT_CONFUSABLE, SpoofChecker.WHOLE_SCRIPT_CONFUSABLE }, { latn, cyrl, SpoofChecker.SINGLE_SCRIPT_CONFUSABLE, 0 }, { latn, mixed, SpoofChecker.CONFUSABLE, SpoofChecker.MIXED_SCRIPT_CONFUSABLE }, { latn, mixed, SpoofChecker.MIXED_SCRIPT_CONFUSABLE, SpoofChecker.MIXED_SCRIPT_CONFUSABLE }, { latn, mixed, SpoofChecker.MIXED_SCRIPT_CONFUSABLE | SpoofChecker.WHOLE_SCRIPT_CONFUSABLE, SpoofChecker.MIXED_SCRIPT_CONFUSABLE }, { latn, mixed, SpoofChecker.WHOLE_SCRIPT_CONFUSABLE, 0 }, { latn, latn, SpoofChecker.CONFUSABLE, SpoofChecker.SINGLE_SCRIPT_CONFUSABLE } };
    for (Object[] test : tests) {
        String s1 = (String) test[0];
        String s2 = (String) test[1];
        int checks = (Integer) test[2];
        int expectedResult = (Integer) test[3];
        // Sanity check: expectedResult should be a subset of checks
        assertEquals("Invalid test case", expectedResult & checks, expectedResult);
        SpoofChecker sc = new SpoofChecker.Builder().setChecks(checks).build();
        int actualResult = sc.areConfusable(s1, s2);
        assertEquals("Comparing '" + s1 + "' and '" + s2 + "' with checks '" + checks + "'", expectedResult, actualResult);
    }
}