55 lines
2.1 KiB
Java
55 lines
2.1 KiB
Java
package jstest.prefix;
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import base.Selector;
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import common.expression.Dialect;
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import common.expression.Operation;
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import static common.expression.Operations.*;
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/**
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* Tests for Postfix* variants of
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* <a href="https://www.kgeorgiy.info/courses/paradigms/homeworks.html#js-expression-parsing">JavaScript Expression Parsing</a>
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* homework of <a href="https://www.kgeorgiy.info/courses/paradigms">Programming Paradigms</a> course.
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*
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* @author Georgiy Korneev (kgeorgiy@kgeorgiy.info)
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*/
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public final class PostfixTest {
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private static final Operation PARENTHESES = parentheses("(", ")", "{", "}", "[", "]", "<", ">");
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public static final Selector SELECTOR = ParserTester.selector(
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PostfixTest.class,
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"postfix", "parsePostfix", new Dialect("%s", "%s", "({args} {op})", " "),
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"Empty input", "",
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"Unknown variable", "a",
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"Invalid number", "-a",
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"Missing )", "(z (x y +) *",
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"Missing (", "z (x y +) *)",
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"Unknown operation", "( x y @@)",
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"Excessive info", "(x y +) x",
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"Empty op", "()",
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"Invalid unary (0 args)", "(negate)",
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"Invalid unary (2 args)", "(x y negate)",
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"Invalid binary (0 args)", "(+)",
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"Invalid binary (1 args)", "(x +)",
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"Invalid binary (3 args)", "(x y z +)",
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"Variable op (0 args)", "(x)",
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"Variable op (1 args)", "(1 x)",
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"Variable op (2 args)", "(1 2 x)",
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"Const op (0 args)", "(0)",
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"Const op (1 args)", "(0 1)",
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"Const op (2 args)", "(0 1 2)"
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)
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.variant("Base", ARITH)
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.variant("3637", PARENTHESES, any(3, SUM_EXP, LSE))
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.variant("3839", PARENTHESES, any(3, SUM_EXP, LME))
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.selector();
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private PostfixTest() {
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}
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public static void main(final String... args) {
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ParserTest.main(args);
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SELECTOR.main(args);
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}
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}
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