32 lines
848 B
Java
32 lines
848 B
Java
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/**
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* @test
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* @compile --enable-preview -source ${jdk.version} -doe SimpleAndGuardPattern.java
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* @run main/othervm --enable-preview SimpleAndGuardPattern
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*/
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import java.util.List;
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import java.util.Objects;
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public class SimpleAndGuardPattern {
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public static void main(String... args) throws Throwable {
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if (!Objects.equals(4, simple("test"))) {
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throw new IllegalStateException();
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}
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if (!Objects.equals(4, simple("TEST"))) {
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throw new IllegalStateException();
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}
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if (!Objects.equals(-1, simple("other"))) {
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throw new IllegalStateException();
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}
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}
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private static int simple(Object o) throws Throwable {
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return switch (o) {
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case String s && s.equalsIgnoreCase("test") -> s.length();
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default -> -1;
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};
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}
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}
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