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Unified Diff: tests/corelib/string_test.dart

Issue 172153002: Add String.repeat, String.padLeft, String.padRight. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Removed multi-char padding from padLeft/Right. Created 6 years, 10 months ago
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Index: tests/corelib/string_test.dart
diff --git a/tests/corelib/string_test.dart b/tests/corelib/string_test.dart
index 2d34c063f103a7f572c2dfa489bb5b6f4325afcf..107ba68d8e6ab2c834792d658e9e98134ac4e548 100644
--- a/tests/corelib/string_test.dart
+++ b/tests/corelib/string_test.dart
@@ -4,387 +4,387 @@
import "package:expect/expect.dart";
-class StringTest {
-
- static testMain() {
- testOutOfRange();
- testIllegalArgument();
- testConcat();
- testIndex();
- testCodeUnitAt();
- testEquals();
- testEndsWith();
- testStartsWith();
- testIndexOf();
- testLastIndexOf();
- testContains();
- testReplaceAll();
- testCompareTo();
- testCharCodes();
- }
+void main() {
+ testOutOfRange();
+ testIllegalArgument();
+ testConcat();
+ testIndex();
+ testCodeUnitAt();
+ testEquals();
+ testEndsWith();
+ testStartsWith();
+ testIndexOf();
+ testLastIndexOf();
+ testContains();
+ testReplaceAll();
+ testCompareTo();
+ testCharCodes();
+ testRepeat();
+ testPadLeft();
+ testPadRight();
+}
- static void testLength() {
- String str = "";
- for (var i = 0; i < 20; i++) {
- testStringLength(i, str);
- str += " ";
- }
+void testLength() {
+ String str = "";
+ for (var i = 0; i < 20; i++) {
+ testStringLength(i, str);
+ str += " ";
}
+}
- static 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 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);
+}
- static 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 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);
+}
- static testIndex() {
- String str = "string";
- for (int i = 0; i < str.length; i++) {
- Expect.isTrue(str[i] is String);
- testStringLength(1, str[i]);
- }
+void testIndex() {
+ String str = "string";
+ for (int i = 0; i < str.length; i++) {
+ Expect.isTrue(str[i] is String);
+ testStringLength(1, str[i]);
}
+}
- static testCodeUnitAt() {
- String str = "string";
- for (int i = 0; i < str.length; i++) {
- Expect.isTrue(str.codeUnitAt(i) is int);
- }
+void testCodeUnitAt() {
+ String str = "string";
+ for (int i = 0; i < str.length; i++) {
+ Expect.isTrue(str.codeUnitAt(i) is int);
}
+}
- static testConcat() {
- var a = "One";
- var b = "Four";
- var c = a + b;
- testStringLength(7, c);
- Expect.equals("OneFour", c);
- }
+void testConcat() {
+ var a = "One";
+ var b = "Four";
+ var c = a + b;
+ testStringLength(7, c);
+ Expect.equals("OneFour", c);
+}
- static testEquals() {
- Expect.equals("str", "str");
+void testEquals() {
+ Expect.equals("str", "str");
- Expect.equals("str", "s" + "t" + "r");
- Expect.equals("s" + "t" + "r", "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("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" == "str");
+ Expect.isFalse("r" == "str");
+ Expect.isFalse("st" == "str");
+ Expect.isFalse("tr" == "str");
- Expect.isFalse("" == "s");
- Expect.equals("", "");
- }
+ Expect.isFalse("" == "s");
+ Expect.equals("", "");
+}
- static testEndsWith() {
- Expect.isTrue("str".endsWith("r"));
- Expect.isTrue("str".endsWith("tr"));
- Expect.isTrue("str".endsWith("str"));
+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.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"));
- }
+ Expect.isTrue("".endsWith(""));
+ Expect.isFalse("".endsWith("s"));
+}
- static 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 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 ^.
+}
- static 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);
- }
+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));
- }
+ 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));
}
+}
- static 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);
- }
+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));
- }
+ 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));
}
+}
- static 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));
+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.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));
- }
+ Expect.isTrue("str".contains("", 0));
+ Expect.isTrue("".contains("", 0));
+ Expect.isFalse("".contains("s", 0));
+}
- static testReplaceAll() {
- Expect.equals(
- "AtoBtoCDtoE", "AfromBfromCDfromE".replaceAll("from", "to"));
+void testReplaceAll() {
+ Expect.equals(
+ "AtoBtoCDtoE", "AfromBfromCDfromE".replaceAll("from", "to"));
- // Test with the replaced string at the begining.
- Expect.equals(
- "toABtoCDtoE", "fromABfromCDfromE".replaceAll("from", "to"));
+ // Test with the replaced string at the begining.
+ Expect.equals(
+ "toABtoCDtoE", "fromABfromCDfromE".replaceAll("from", "to"));
- // Test with the replaced string at the end.
- Expect.equals(
- "toABtoCDtoEto", "fromABfromCDfromEfrom".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 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 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 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 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 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 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 changing the empty string.
+ Expect.equals("to", "".replaceAll("", "to"));
- // Test replacing the empty string.
- Expect.equals("toAtoBtoCto", "ABC".replaceAll("", "to"));
- }
+ // Test replacing the empty string.
+ Expect.equals("toAtoBtoCto", "ABC".replaceAll("", "to"));
+}
- static 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 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"));
+}
- static 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]);
- }
+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(" ");
}
+ test("abc");
+ test("");
+ test(" ");
}
void testStringLength(int length, String str) {
@@ -393,6 +393,87 @@ void testStringLength(int length, String str) {
(length != 0 ? Expect.isTrue : Expect.isFalse)(str.isNotEmpty);
}
-main() {
- StringTest.testMain();
+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,
+ 10,
+ 100
+ ];
+ void testRepeat(str, repeat, sep) {
+ String expect;
+ if (repeat == 0) {
+ expect = "";
+ } else if (repeat == 1) {
+ expect = str;
+ } else {
+ StringBuffer buf = new StringBuffer(str);
+ for (int i = 1; i < repeat; i++) {
+ buf.write(sep);
+ buf.write(str);
+ }
+ expect = buf.toString();
+ }
+ String actual = str.repeat(repeat, sep);
+ Expect.equals(expect, actual,
+ "$str#${str.length}*$repeat/$sep#${sep.length}");
+ }
+ for (String str in testStrings) {
+ for (String sep in testStrings) {
+ for (int repeat in counts) {
+ testRepeat(str, repeat, sep);
+ }
+ }
+ }
+ Expect.throws(() { "a".repeat(-1); });
+}
+
+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.throws(() { ' '.padLeft(5, ''); });
+ Expect.throws(() { ' '.padLeft(5, 'xx'); });
+ Expect.throws(() { ' '.padLeft(5, '\u{10002}'); });
+}
+
+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.throws(() { ' '.padRight(5, ''); });
+ Expect.throws(() { ' '.padRight(5, 'xx'); });
+ Expect.throws(() { ' '.padRight(5, '\u{10002}'); });
}
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