package org.shedlang.compiler.parser;

import org.junit.jupiter.api.Test;

import static org.shedlang.compiler.ast.untyped.UntypedNodeMatchers.*;
import static org.shedlang.compiler.parser.ParserTesting.parseString;
import static org.zwobble.precisely.AssertThat.assertThat;
import static org.zwobble.precisely.Matchers.isOptionalEmpty;
import static org.zwobble.precisely.Matchers.isOptionalOf;

public class ParserResumeTests {
    @Test
    public void canParseResumeWithExpression() {
        var source = "resume x;";

        var node = parseString(source, Parser::parseFunctionStatement);

        assertThat(node, isUntypedResumeNode(isOptionalOf(
            isUntypedReferenceNode("x"))
        ));
    }

    @Test
    public void canParseResumeWithoutExpression() {
        var source = "resume;";

        var node = parseString(source, Parser::parseFunctionStatement);

        assertThat(node, isUntypedResumeNode(isOptionalEmpty()));
    }
}