Migrated test block 29 to Dart 2.0

tests/corelib_strong/string_test.dart

Index: tests/corelib_strong/string_test.dart
diff --git a/tests/corelib_strong/string_test.dart b/tests/corelib_strong/string_test.dart
deleted file mode 100644
index d51d88df59637c3d9200e5c27f4348d03eaaf236..0000000000000000000000000000000000000000
--- a/tests/corelib_strong/string_test.dart
+++ /dev/null
@@ -1,494 +0,0 @@
-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-import "package:expect/expect.dart";
-
-void main() {
-  testOutOfRange();
-  testIllegalArgument();
-  testConcat();
-  testIndex();
-  testCodeUnitAt();
-  testEquals();
-  testEndsWith();
-  testStartsWith();
-  testIndexOf();
-  testLastIndexOf();
-  testContains();
-  testReplaceAll();
-  testCompareTo();
-  testCharCodes();
-  testRepeat();
-  testPadLeft();
-  testPadRight();
-}
-
-void testLength() {
-  String str = "";
-  for (var i = 0; i < 20; i++) {
-    testStringLength(i, str);
-    str += " ";
-  }
-}
-
-void testOutOfRange() {
-  String a = "Hello";
-  bool exception_caught = false;
-  try {
-    var c = a[20]; // Throw exception.
-  } on RangeError catch (e) {
-    exception_caught = true;
-  }
-  Expect.isTrue(exception_caught);
-}
-
-void testIllegalArgument() {
-  String a = "Hello";
-  bool exception_caught = false;
-  try {
-    var c = a[2.2]; // Throw exception.
-    Expect.fail("Accepting double as index");
-  } on ArgumentError catch (e) {
-    exception_caught = true;
-  } on TypeError catch (e) {
-    // Thrown in checked mode only.
-    exception_caught = true;
-  }
-  Expect.isTrue(exception_caught);
-}
-
-void testIndex() {
-  String str = "string";
-  for (int i = 0; i < str.length; i++) {
-    Expect.isTrue(str[i] is String);
-    testStringLength(1, str[i]);
-  }
-}
-
-void testCodeUnitAt() {
-  String str = "string";
-  for (int i = 0; i < str.length; i++) {
-    Expect.isTrue(str.codeUnitAt(i) is int);
-  }
-}
-
-void testConcat() {
-  var a = "One";
-  var b = "Four";
-  var c = a + b;
-  testStringLength(7, c);
-  Expect.equals("OneFour", c);
-}
-
-void testEquals() {
-  Expect.equals("str", "str");
-
-  Expect.equals("str", "s" + "t" + "r");
-  Expect.equals("s" + "t" + "r", "str");
-
-  Expect.isFalse("str" == "s");
-  Expect.isFalse("str" == "r");
-  Expect.isFalse("str" == "st");
-  Expect.isFalse("str" == "tr");
-
-  Expect.isFalse("s" == "str");
-  Expect.isFalse("r" == "str");
-  Expect.isFalse("st" == "str");
-  Expect.isFalse("tr" == "str");
-
-  Expect.isFalse("" == "s");
-  Expect.equals("", "");
-}
-
-void testEndsWith() {
-  Expect.isTrue("str".endsWith("r"));
-  Expect.isTrue("str".endsWith("tr"));
-  Expect.isTrue("str".endsWith("str"));
-
-  Expect.isFalse("str".endsWith("stri"));
-  Expect.isFalse("str".endsWith("t"));
-  Expect.isFalse("str".endsWith("st"));
-  Expect.isFalse("str".endsWith("s"));
-
-  Expect.isTrue("".endsWith(""));
-  Expect.isFalse("".endsWith("s"));
-}
-
-void testStartsWith() {
-  Expect.isTrue("str".startsWith("s"));
-  Expect.isTrue("str".startsWith("st"));
-  Expect.isTrue("str".startsWith("str"));
-
-  Expect.isFalse("str".startsWith("stri"));
-  Expect.isFalse("str".startsWith("r"));
-  Expect.isFalse("str".startsWith("tr"));
-  Expect.isFalse("str".startsWith("t"));
-
-  Expect.isTrue("".startsWith(""));
-  Expect.isFalse("".startsWith("s"));
-
-  Expect.isFalse("strstr".startsWith("s", 1));
-  Expect.isFalse("strstr".startsWith("s", 2));
-  Expect.isTrue("strstr".startsWith("s", 3));
-  Expect.isFalse("strstr".startsWith("s", 4));
-
-  Expect.isFalse("strstr".startsWith("st", 1));
-  Expect.isFalse("strstr".startsWith("st", 2));
-  Expect.isTrue("strstr".startsWith("st", 3));
-  Expect.isFalse("strstr".startsWith("st", 4));
-
-  Expect.isFalse("strstr".startsWith("str", 1));
-  Expect.isFalse("strstr".startsWith("str", 2));
-  Expect.isTrue("strstr".startsWith("str", 3));
-  Expect.isFalse("strstr".startsWith("str", 4));
-
-  Expect.isTrue("str".startsWith("", 0));
-  Expect.isTrue("str".startsWith("", 1));
-  Expect.isTrue("str".startsWith("", 2));
-  Expect.isTrue("str".startsWith("", 3));
-
-  Expect.throws(() => "str".startsWith("", -1));
-  Expect.throws(() => "str".startsWith("", 4));
-
-  var regexp = new RegExp("s(?:tr?)?");
-  Expect.isTrue("s".startsWith(regexp));
-  Expect.isTrue("st".startsWith(regexp));
-  Expect.isTrue("str".startsWith(regexp));
-  Expect.isTrue("sX".startsWith(regexp));
-  Expect.isTrue("stX".startsWith(regexp));
-  Expect.isTrue("strX".startsWith(regexp));
-
-  Expect.isFalse("".startsWith(regexp));
-  Expect.isFalse("astr".startsWith(regexp));
-
-  Expect.isTrue("".startsWith(new RegExp("")));
-  Expect.isTrue("".startsWith(new RegExp("a?")));
-
-  Expect.isFalse("strstr".startsWith(regexp, 1));
-  Expect.isFalse("strstr".startsWith(regexp, 2));
-  Expect.isTrue("strstr".startsWith(regexp, 3));
-  Expect.isFalse("strstr".startsWith(regexp, 4));
-
-  Expect.isTrue("str".startsWith(new RegExp(""), 0));
-  Expect.isTrue("str".startsWith(new RegExp(""), 1));
-  Expect.isTrue("str".startsWith(new RegExp(""), 2));
-  Expect.isTrue("str".startsWith(new RegExp(""), 3));
-  Expect.isTrue("str".startsWith(new RegExp("a?"), 0));
-  Expect.isTrue("str".startsWith(new RegExp("a?"), 1));
-  Expect.isTrue("str".startsWith(new RegExp("a?"), 2));
-  Expect.isTrue("str".startsWith(new RegExp("a?"), 3));
-
-  Expect.throws(() => "str".startsWith(regexp, -1));
-  Expect.throws(() => "str".startsWith(regexp, 4));
-
-  regexp = new RegExp("^str");
-  Expect.isTrue("strstr".startsWith(regexp));
-  Expect.isTrue("strstr".startsWith(regexp, 0));
-  Expect.isFalse("strstr".startsWith(regexp, 1));
-  Expect.isFalse("strstr".startsWith(regexp, 2));
-  Expect.isFalse("strstr".startsWith(regexp, 3)); // Second "str" isn't at ^.
-}
-
-void testIndexOf() {
-  Expect.equals(0, "str".indexOf("", 0));
-  Expect.equals(0, "".indexOf("", 0));
-  Expect.equals(-1, "".indexOf("a", 0));
-
-  Expect.equals(1, "str".indexOf("t", 0));
-  Expect.equals(1, "str".indexOf("tr", 0));
-  Expect.equals(0, "str".indexOf("str", 0));
-  Expect.equals(0, "str".indexOf("st", 0));
-  Expect.equals(0, "str".indexOf("s", 0));
-  Expect.equals(2, "str".indexOf("r", 0));
-  Expect.equals(-1, "str".indexOf("string", 0));
-
-  Expect.equals(1, "strstr".indexOf("t", 0));
-  Expect.equals(1, "strstr".indexOf("tr", 0));
-  Expect.equals(0, "strstr".indexOf("str", 0));
-  Expect.equals(0, "strstr".indexOf("st", 0));
-  Expect.equals(0, "strstr".indexOf("s", 0));
-  Expect.equals(2, "strstr".indexOf("r", 0));
-  Expect.equals(-1, "str".indexOf("string", 0));
-
-  Expect.equals(4, "strstr".indexOf("t", 2));
-  Expect.equals(4, "strstr".indexOf("tr", 2));
-  Expect.equals(3, "strstr".indexOf("str", 1));
-  Expect.equals(3, "strstr".indexOf("str", 2));
-  Expect.equals(3, "strstr".indexOf("str", 3));
-  Expect.equals(3, "strstr".indexOf("st", 1));
-  Expect.equals(3, "strstr".indexOf("s", 3));
-  Expect.equals(5, "strstr".indexOf("r", 3));
-  Expect.equals(5, "strstr".indexOf("r", 4));
-  Expect.equals(5, "strstr".indexOf("r", 5));
-
-  String str = "hello";
-  for (int i = 0; i < 10; i++) {
-    if (i > str.length) {
-      Expect.throws(() => str.indexOf("", i));
-    } else {
-      int result = str.indexOf("", i);
-      Expect.equals(i, result);
-    }
-  }
-
-  var re = new RegExp("an?");
-  Expect.equals(1, "banana".indexOf(re));
-  Expect.equals(1, "banana".indexOf(re, 0));
-  Expect.equals(1, "banana".indexOf(re, 1));
-  Expect.equals(3, "banana".indexOf(re, 2));
-  Expect.equals(3, "banana".indexOf(re, 3));
-  Expect.equals(5, "banana".indexOf(re, 4));
-  Expect.equals(5, "banana".indexOf(re, 5));
-  Expect.equals(-1, "banana".indexOf(re, 6));
-  Expect.throws(() => "banana".indexOf(re, -1));
-  Expect.throws(() => "banana".indexOf(re, 7));
-  re = new RegExp("x?");
-  for (int i = 0; i <= str.length; i++) {
-    Expect.equals(i, str.indexOf(re, i));
-  }
-}
-
-void testLastIndexOf() {
-  Expect.equals(2, "str".lastIndexOf("", 2));
-  Expect.equals(0, "".lastIndexOf("", 0));
-  Expect.equals(-1, "".lastIndexOf("a", 0));
-
-  Expect.equals(1, "str".lastIndexOf("t", 2));
-  Expect.equals(1, "str".lastIndexOf("tr", 2));
-  Expect.equals(0, "str".lastIndexOf("str", 2));
-  Expect.equals(0, "str".lastIndexOf("st", 2));
-  Expect.equals(0, "str".lastIndexOf("s", 2));
-  Expect.equals(2, "str".lastIndexOf("r", 2));
-  Expect.equals(-1, "str".lastIndexOf("string", 2));
-
-  Expect.equals(4, "strstr".lastIndexOf("t", 5));
-  Expect.equals(4, "strstr".lastIndexOf("tr", 5));
-  Expect.equals(3, "strstr".lastIndexOf("str", 5));
-  Expect.equals(3, "strstr".lastIndexOf("st", 5));
-  Expect.equals(3, "strstr".lastIndexOf("s", 5));
-  Expect.equals(5, "strstr".lastIndexOf("r", 5));
-  Expect.throws(() {
-    "str".lastIndexOf("string", 5);
-  });
-  Expect.equals(4, "strstr".lastIndexOf("t", 5));
-  Expect.equals(4, "strstr".lastIndexOf("tr", 5));
-  Expect.equals(3, "strstr".lastIndexOf("str", 5));
-  Expect.equals(3, "strstr".lastIndexOf("str", 5));
-  Expect.equals(3, "strstr".lastIndexOf("str", 5));
-  Expect.equals(3, "strstr".lastIndexOf("st", 5));
-  Expect.equals(3, "strstr".lastIndexOf("s", 5));
-  Expect.equals(5, "strstr".lastIndexOf("r", 5));
-  Expect.equals(2, "strstr".lastIndexOf("r", 4));
-  Expect.equals(2, "strstr".lastIndexOf("r", 3));
-  Expect.equals(5, "strstr".lastIndexOf("r"));
-  Expect.equals(5, "strstr".lastIndexOf("r", null));
-
-  String str = "hello";
-  for (int i = 0; i < 10; i++) {
-    if (i > str.length) {
-      Expect.throws(() => str.indexOf("", i));
-    } else {
-      int result = str.lastIndexOf("", i);
-      Expect.equals(i, result);
-    }
-  }
-
-  var re = new RegExp("an?");
-  Expect.equals(5, "banana".lastIndexOf(re));
-  Expect.equals(5, "banana".lastIndexOf(re, 6));
-  Expect.equals(5, "banana".lastIndexOf(re, 5));
-  Expect.equals(3, "banana".lastIndexOf(re, 4));
-  Expect.equals(3, "banana".lastIndexOf(re, 3));
-  Expect.equals(1, "banana".lastIndexOf(re, 2));
-  Expect.equals(1, "banana".lastIndexOf(re, 1));
-  Expect.equals(-1, "banana".lastIndexOf(re, 0));
-  Expect.throws(() => "banana".lastIndexOf(re, -1));
-  Expect.throws(() => "banana".lastIndexOf(re, 7));
-  re = new RegExp("x?");
-  for (int i = 0; i <= str.length; i++) {
-    Expect.equals(i, str.indexOf(re, i));
-  }
-}
-
-void testContains() {
-  Expect.isTrue("str".contains("s", 0));
-  Expect.isTrue("str".contains("st", 0));
-  Expect.isTrue("str".contains("str", 0));
-  Expect.isTrue("str".contains("t", 0));
-  Expect.isTrue("str".contains("r", 0));
-  Expect.isTrue("str".contains("tr", 0));
-
-  Expect.isFalse("str".contains("sr", 0));
-  Expect.isFalse("str".contains("string", 0));
-
-  Expect.isTrue("str".contains("", 0));
-  Expect.isTrue("".contains("", 0));
-  Expect.isFalse("".contains("s", 0));
-}
-
-void testReplaceAll() {
-  Expect.equals("AtoBtoCDtoE", "AfromBfromCDfromE".replaceAll("from", "to"));
-
-  // Test with the replaced string at the beginning.
-  Expect.equals("toABtoCDtoE", "fromABfromCDfromE".replaceAll("from", "to"));
-
-  // Test with the replaced string at the end.
-  Expect.equals(
-      "toABtoCDtoEto", "fromABfromCDfromEfrom".replaceAll("from", "to"));
-
-  // Test when there are no occurence of the string to replace.
-  Expect.equals("ABC", "ABC".replaceAll("from", "to"));
-
-  // Test when the string to change is the empty string.
-  Expect.equals("", "".replaceAll("from", "to"));
-
-  // Test when the string to change is a substring of the string to
-  // replace.
-  Expect.equals("fro", "fro".replaceAll("from", "to"));
-
-  // Test when the string to change is the replaced string.
-  Expect.equals("to", "from".replaceAll("from", "to"));
-
-  // Test when the string to change is the replacement string.
-  Expect.equals("to", "to".replaceAll("from", "to"));
-
-  // Test replacing by the empty string.
-  Expect.equals("", "from".replaceAll("from", ""));
-  Expect.equals("AB", "AfromB".replaceAll("from", ""));
-
-  // Test changing the empty string.
-  Expect.equals("to", "".replaceAll("", "to"));
-
-  // Test replacing the empty string.
-  Expect.equals("toAtoBtoCto", "ABC".replaceAll("", "to"));
-}
-
-void testCompareTo() {
-  Expect.equals(0, "".compareTo(""));
-  Expect.equals(0, "str".compareTo("str"));
-  Expect.equals(-1, "str".compareTo("string"));
-  Expect.equals(1, "string".compareTo("str"));
-  Expect.equals(1, "string".compareTo(""));
-  Expect.equals(-1, "".compareTo("string"));
-}
-
-void testCharCodes() {
-  test(str) {
-    var list = str.codeUnits;
-    Expect.equals(str.length, list.length);
-    for (int i = 0; i < str.length; i++) {
-      Expect.equals(str.codeUnitAt(i), list[i]);
-    }
-  }
-
-  test("abc");
-  test("");
-  test(" ");
-}
-
-void testStringLength(int length, String str) {
-  Expect.equals(length, str.length);
-  (length == 0 ? Expect.isTrue : Expect.isFalse)(str.isEmpty);
-  (length != 0 ? Expect.isTrue : Expect.isFalse)(str.isNotEmpty);
-}
-
-void testRepeat() {
-  List<String> testStrings = [
-    "",
-    "\x00",
-    "a",
-    "ab",
-    "\x80",
-    "\xff",
-    "\u2028",
-    "abcdef\u2028",
-    "\u{10002}",
-    "abcdef\u{10002}"
-  ];
-  List<int> counts = [
-    0,
-    1,
-    2,
-    3,
-    4,
-    5,
-    6,
-    7,
-    8,
-    9,
-    10,
-    11,
-    12,
-    13,
-    14,
-    15,
-    16,
-    17,
-    127,
-    128,
-    129
-  ];
-  void testRepeat(str, repeat) {
-    String expect;
-    if (repeat <= 0) {
-      expect = "";
-    } else if (repeat == 1) {
-      expect = str;
-    } else {
-      StringBuffer buf = new StringBuffer();
-      for (int i = 0; i < repeat; i++) {
-        buf.write(str);
-      }
-      expect = buf.toString();
-    }
-    String actual = str * repeat;
-    Expect.equals(expect, actual, "$str#${str.length} * $repeat");
-  }
-
-  for (String str in testStrings) {
-    for (int repeat in counts) {
-      testRepeat(str, repeat);
-    }
-  }
-}
-
-void testPadLeft() {
-  Expect.equals("    1", "1".padLeft(5, ' '));
-  Expect.equals("   11", "11".padLeft(5, ' '));
-  Expect.equals("  111", "111".padLeft(5, ' '));
-  Expect.equals(" 1111", "1111".padLeft(5, ' '));
-  Expect.equals("11111", "11111".padLeft(5, ' '));
-  Expect.equals("111111", "111111".padLeft(5, ' '));
-  Expect.equals("   \u{10002}", "\u{10002}".padLeft(5, ' '));
-  Expect.equals('', ''.padLeft(0, 'a'));
-  Expect.equals('a', ''.padLeft(1, 'a'));
-  Expect.equals('aaaaa', ''.padLeft(5, 'a'));
-  Expect.equals('', ''.padLeft(-2, 'a'));
-
-  Expect.equals('xyzxyzxyzxyzxyz', ''.padLeft(5, 'xyz'));
-  Expect.equals('xyzxyzxyzxyza', 'a'.padLeft(5, 'xyz'));
-  Expect.equals('xyzxyzxyzaa', 'aa'.padLeft(5, 'xyz'));
-  Expect.equals('\u{10002}\u{10002}\u{10002}aa', 'aa'.padLeft(5, '\u{10002}'));
-  Expect.equals('a', 'a'.padLeft(10, ''));
-}
-
-void testPadRight() {
-  Expect.equals("1    ", "1".padRight(5, ' '));
-  Expect.equals("11   ", "11".padRight(5, ' '));
-  Expect.equals("111  ", "111".padRight(5, ' '));
-  Expect.equals("1111 ", "1111".padRight(5, ' '));
-  Expect.equals("11111", "11111".padRight(5, ' '));
-  Expect.equals("111111", "111111".padRight(5, ' '));
-  Expect.equals("\u{10002}   ", "\u{10002}".padRight(5, ' '));
-  Expect.equals('', ''.padRight(0, 'a'));
-  Expect.equals('a', ''.padRight(1, 'a'));
-  Expect.equals('aaaaa', ''.padRight(5, 'a'));
-  Expect.equals('', ''.padRight(-2, 'a'));
-
-  Expect.equals('xyzxyzxyzxyzxyz', ''.padRight(5, 'xyz'));
-  Expect.equals('axyzxyzxyzxyz', 'a'.padRight(5, 'xyz'));
-  Expect.equals('aaxyzxyzxyz', 'aa'.padRight(5, 'xyz'));
-  Expect.equals('aa\u{10002}\u{10002}\u{10002}', 'aa'.padRight(5, '\u{10002}'));
-  Expect.equals('a', 'a'.padRight(10, ''));
-}