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b03283033e
We still do not parse the regular expression patterns, but we can at least test that the hardcoded 'a(bb)+a' works as expected. This class will be extended as we support more and more features. Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
27 lines
683 B
Java
27 lines
683 B
Java
import regex.Matcher;
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import regex.Pattern;
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public class Regex {
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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 Matcher getMatcher(String regex, String string) {
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return Pattern.compile(regex).matcher(string);
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}
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private static void expectMatch(String regex, String string) {
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expect(getMatcher(regex, string).matches());
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}
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private static void expectNoMatch(String regex, String string) {
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expect(!getMatcher(regex, string).matches());
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}
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public static void main(String[] args) {
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expectMatch("a(bb)?a", "abba");
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expectNoMatch("a(bb)?a", "abbba");
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expectNoMatch("a(bb)?a", "abbaa");
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}
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}
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