groovy-core/src/test/org/codehaus/groovy/antlr/EnumSourceParsingTest.java

package org.codehaus.groovy.antlr;

import java.io.StringReader;


/**
 * Parser tests for Enum definitions.
 *
 * @author <a href='mailto:the[dot]mindstorm[at]gmail[dot]com'>Alex Popescu</a>
 */
public class EnumSourceParsingTest extends SourceParserTest {
    public void testParseEnumConstants() {
        StringReader reader = new StringReader(
                "enum One {\n"
                        + "  ONE, TWO, THREE\n"
                        + "}");
        parse("testParseEnumConstants", reader);
    }

    public void testParseEnumMultiLine() {
      StringReader reader = new StringReader(
          "enum ParseCode\n" +
          "{\n" +
          "    COMPLETE,\n" +
          "    INCOMPLETE,\n" +
          "    ERROR\n" +
          "}");
      parse("testParseEnumMultiLine", reader);
    }
    
    public void testParseEnumImplementsMultiLine() {
        StringReader reader = new StringReader(
            "enum ParseCode implements I\n" +
            "{\n" +
            "    COMPLETE,\n" +
            "    INCOMPLETE,\n" +
            "    ERROR\n" +
            "}");
        parse("testParseEnumImplementsMultiLine", reader);
    }
    
    public void testParseEnumImplementsMultiLine2() {
        StringReader reader = new StringReader(
            "enum ParseCode\n" +
            "implements I\n" +
            "{\n" +
            "    COMPLETE,\n" +
            "    INCOMPLETE,\n" +
            "    ERROR\n" +
            "}");
        parse("testParseEnumImplementsMultiLine2", reader);
    }
    
    public void testParseEnumConstantsOneLiner() {
        StringReader reader = new StringReader(
                "enum One { ONE, TWO, THREE }");
        parse("testParseEnumConstantsOneLiner", reader);
    }

    public void testParseEnumImplements() {
        StringReader reader = new StringReader(
                "enum Two implements I1 {\n"
                        + "ONE, TWO, THREE\n"
                        + "}");
        parse("testParseEnumImplements", reader);
    }

    public void testParseEnumWithValues() {
        StringReader reader = new StringReader(
                "enum Three1 {\n"
                        + "    ONE(1), TWO(2)\n\n"
                        + "    Three1(val) {\n"
                        + "        value = val\n"
                        + "    }\n\n"
                        + "    private final int value"
                        + "}");
        parse("testParseEnumWithValues", reader);

        reader = new StringReader(
                "enum Three1 {\n"
                        + "    @Annotation ONE(1), TWO(2)\n\n"
                        + "    Three1(val) {\n"
                        + "        value = val\n"
                        + "    }\n\n"
                        + "    private final int value"
                        + "}");
        parse("testParseEnumWithValues2", reader);
    }

    public void testParseEnumWithMethodDefinitions() {
        StringReader reader = new StringReader(
                "enum Four {\n"
                        + "    ONE, TWO, THREE\n\n"
                        + "    def someMethod() { }\n"
                        + "    public m2(args) { }\n"
                        + "    int m3(String arg) { }\n"
                        + "}");
        parse("testParseEnumWithMethodDefinitions", reader);
    }

    public void testParseCompleteEnum() {
        StringReader reader = new StringReader(
                "enum Five {\n"
                        + "    ONE { double eval(int v) { return (double) v } }, \n"
                        + "    TWO {\n"
                        + "        double eval(int v) { return (double) v + 1 }\n"
                        + "    }, THREE\n"
                        + "}");
        parse("testParseCompleteEnum", reader);
    }
}