mirror of
https://github.com/corda/corda.git
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82 lines
2.9 KiB
Java
82 lines
2.9 KiB
Java
public class Strings {
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private static void expect(boolean v) {
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if (! v) throw new RuntimeException();
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}
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private static boolean equal(Object a, Object b) {
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return a == b || (a != null && a.equals(b));
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}
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private static boolean arraysEqual(Object[] a, Object[] b) {
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if (a.length != b.length) {
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return false;
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}
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for (int i = 0; i < a.length; ++i) {
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if (! equal(a[i], b[i])) {
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return false;
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}
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}
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return true;
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}
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public static void main(String[] args) {
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expect(new String(new byte[] { 99, 111, 109, 46, 101, 99, 111, 118, 97,
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116, 101, 46, 110, 97, 116, 46, 98, 117,
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115, 46, 83, 121, 109, 98, 111, 108 })
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.equals("com.ecovate.nat.bus.Symbol"));
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final String months = "Jan\u00aeFeb\u00aeMar\u00ae";
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expect(months.split("\u00ae").length == 3);
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expect(months.replaceAll("\u00ae", ".").equals("Jan.Feb.Mar."));
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expect(arraysEqual
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("xyz".split("", 0), new String[] { "", "x", "y", "z" }));
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expect(arraysEqual
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("xyz".split("", 1), new String[] { "xyz" }));
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expect(arraysEqual
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("xyz".split("", 2), new String[] { "", "xyz" }));
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expect(arraysEqual
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("xyz".split("", 3), new String[] { "", "x", "yz" }));
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expect(arraysEqual
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("xyz".split("", 4), new String[] { "", "x", "y", "z" }));
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expect(arraysEqual
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("xyz".split("", 5), new String[] { "", "x", "y", "z", "" }));
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expect(arraysEqual
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("xyz".split("", 6), new String[] { "", "x", "y", "z", "" }));
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expect(arraysEqual
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("xyz".split("", -1), new String[] { "", "x", "y", "z", "" }));
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expect(arraysEqual("".split("xyz", 0), new String[] { "" }));
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expect(arraysEqual("".split("xyz", 1), new String[] { "" }));
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expect(arraysEqual("".split("xyz", -1), new String[] { "" }));
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expect(arraysEqual("".split("", 0), new String[] { "" }));
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expect(arraysEqual("".split("", 1), new String[] { "" }));
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expect(arraysEqual("".split("", -1), new String[] { "" }));
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expect("foo_foofoo__foo".replaceAll("_", "__")
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.equals("foo__foofoo____foo"));
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expect("foo_foofoo__foo".replaceFirst("_", "__")
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.equals("foo__foofoo__foo"));
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expect("stereomime".matches("stereomime"));
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expect(! "stereomime".matches("stereomim"));
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expect(! "stereomime".matches("tereomime"));
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expect(! "stereomime".matches("sterEomime"));
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StringBuilder sb = new StringBuilder();
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sb.append('$');
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sb.append('2');
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expect(sb.substring(1).equals("2"));
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expect(Character.forDigit(Character.digit('0', 10), 10) == '0');
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expect(Character.forDigit(Character.digit('9', 10), 10) == '9');
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expect(Character.forDigit(Character.digit('b', 16), 16) == 'b');
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expect(Character.forDigit(Character.digit('f', 16), 16) == 'f');
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expect(Character.forDigit(Character.digit('z', 36), 36) == 'z');
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}
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}
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