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/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Test for Jit's handling of string inline-execute. Should be tested
* twice - once using self-cosimulation (if available) and once without.
* The non-self-cosimulation test ensures that the answer computed the first
* time through (via the interpreter) is the same after looping enough
* to trigger translation.
*/
import junit.framework.Assert;
public class Main {
public static void main(String args[]) {
int i;
stringLengthTest();
stringCharAtTest();
stringIndexOfTest();
for (i = 0; i < 1000; i++)
stringCompareToTest();
}
public static void stringLengthTest() {
String str0 = "";
String str1 = "x";
String str80 = "01234567890123456789012345678901234567890123456789012345678901234567890123456789";
int len0 = str0.length();
int len1 = str1.length();
int len80 = str80.length();
int i;
System.out.println("Length of " + str0 + " : " + len0);
System.out.println("Length of " + str1 + " : " + len1);
System.out.println("Length of " + str80 + " : " + len80);
for (i = 0; i < 1000; i++) {
assert(str0.length() == len0);
assert(str1.length() == len1);
assert(str80.length() == len80);
}
}
public static void stringCharAtTest() {
String testStr = "Now is the time";
int under = -1;
int over = testStr.length();
int numThrown = 0;
int numNotThrown = 0;
int at0 = testStr.charAt(0);
int at1 = testStr.charAt(1);
int at10 = testStr.charAt(10);
int atLast = testStr.charAt(testStr.length()-1);
int i;
System.out.println(testStr + "[0] = \"" + (char)at0 + "\"");
System.out.println(testStr + "[1] = \"" + (char)at1 + "\"");
System.out.println(testStr + "[10] = \"" + (char)at10 + "\"");
System.out.println(testStr + "[last] = \"" + (char)atLast + "\"");
for (i = 0; i < 1000; i++) {
assert(at0 == testStr.charAt(0));
assert(at1 == testStr.charAt(1));
assert(at10 == testStr.charAt(10));
assert(atLast == testStr.charAt(testStr.length()-1));
}
for (i = 0; i < 1000; i++) {
try {
testStr.charAt(under);
numNotThrown++;
} catch (StringIndexOutOfBoundsException sioobe) {
numThrown++;
}
try {
testStr.charAt(over);
numNotThrown++;
} catch (StringIndexOutOfBoundsException sioobe) {
numThrown++;
}
}
assert(numNotThrown == 0);
System.out.println("Num throws " + numThrown);
}
public static void stringIndexOfTest() {
String str0 = "";
String str3 = "abc";
String str10 = "abcdefghij";
String str40 = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabc";
int i;
for (i = 0; i < 1000; i++) {
assert(str0.indexOf('a') == -1);
assert(str3.indexOf('a') == 0);
assert(str3.indexOf('b') == 1);
assert(str3.indexOf('c') == 2);
assert(str10.indexOf('j') == 9);
assert(str40.indexOf('a') == 0);
assert(str40.indexOf('b') == 38);
assert(str40.indexOf('c') == 39);
assert(str0.indexOf('a',20) == -1);
assert(str0.indexOf('a',0) == -1);
assert(str0.indexOf('a',-1) == -1);
assert(str3.indexOf('a',0) == 0);
assert(str3.indexOf('a',1) == -1);
assert(str3.indexOf('a',1234) == -1);
assert(str3.indexOf('b',0) == 1);
assert(str3.indexOf('b',1) == 1);
assert(str3.indexOf('c',2) == 2);
assert(str10.indexOf('j',5) == 9);
assert(str10.indexOf('j',9) == 9);
assert(str40.indexOf('a',10) == 10);
assert(str40.indexOf('b',40) == -1);
}
}
public static void stringCompareToTest() {
String test = "0123456789";
String test1 = new String("0123456789"); // different object
String test2 = new String("0123456780"); // different value
String offset = new String("xxx0123456789yyy");
String sub = offset.substring(3, 13);
String str32 = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
String str33 = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxy";
String lc = "abcdefg";
String uc = "ABCDEFG";
Object blah = new Object();
for (int i = 0; i < 100; i++) {
String y = lc.toUpperCase();
Assert.assertTrue(y.equals(uc));
}
Assert.assertEquals(str32.compareTo(str33), -1);
Assert.assertEquals(str33.compareTo(str32), 1);
Assert.assertTrue(test.equals(test));
Assert.assertTrue(test.equals(test1));
Assert.assertFalse(test.equals(test2));
Assert.assertEquals(test.compareTo(test1), 0);
Assert.assertTrue(test1.compareTo(test2) > 0);
Assert.assertTrue(test2.compareTo(test1) < 0);
/* compare string with a nonzero offset, in left/right side */
Assert.assertEquals(test.compareTo(sub), 0);
Assert.assertEquals(sub.compareTo(test), 0);
Assert.assertTrue(test.equals(sub));
Assert.assertTrue(sub.equals(test));
/* same base, one is a substring */
Assert.assertFalse(offset.equals(sub));
Assert.assertFalse(sub.equals(offset));
/* wrong class */
Assert.assertFalse(test.equals(blah));
/* null ptr - throw */
try {
test.compareTo(null);
Assert.fail("didn't get expected npe");
} catch (NullPointerException npe) {
}
/* null ptr - ok */
Assert.assertFalse(test.equals(null));
test = test.substring(1);
Assert.assertTrue(test.equals("123456789"));
Assert.assertFalse(test.equals(test1));
test = test.substring(1);
Assert.assertTrue(test.equals("23456789"));
test = test.substring(1);
Assert.assertTrue(test.equals("3456789"));
test = test.substring(1);
Assert.assertTrue(test.equals("456789"));
test = test.substring(3,5);
Assert.assertTrue(test.equals("78"));
test = "this/is/a/path";
String[] strings = test.split("/");
Assert.assertEquals(4, strings.length);
Assert.assertEquals("this is a path", test.replaceAll("/", " "));
Assert.assertEquals("this is a path", test.replace("/", " "));
}
}
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