FFmpegConvert/src/test/java/net/knarcraft/ffmpegconverter/utility/ParserTest.java

package net.knarcraft.ffmpegconverter.utility;

import net.knarcraft.ffmpegconverter.parser.ConverterArgument;
import net.knarcraft.ffmpegconverter.parser.ConverterArgumentValueType;
import org.junit.Before;
import org.junit.Test;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import static junit.framework.TestCase.assertEquals;

public class ParserTest {

    private List<ConverterArgument> validArguments;

    @Before
    public void setUp() {
        validArguments = new ArrayList<>();
        validArguments.add(new ConverterArgument("anargument", 'a', true, ConverterArgumentValueType.STRING));
        validArguments.add(new ConverterArgument("turnoff", 't', false, ConverterArgumentValueType.BOOLEAN));
        validArguments.add(new ConverterArgument("turnon", 'o', false, ConverterArgumentValueType.BOOLEAN));
    }

    @Test
    public void tokenize() {
        List<String> tokens = Parser.tokenize("arg1 \"arg 2 long\" arg3 \"arg 4\"");
        List<String> expected = new ArrayList<>();
        expected.add("arg1");
        expected.add("arg 2 long");
        expected.add("arg3");
        expected.add("arg 4");
        assertEquals(expected, tokens);
    }

    @Test
    public void parseValidInput() {
        Map<String, String> parsed = Parser.parse("-t -a \"some Value\" --turnon false", validArguments);
        assertEquals("some Value", parsed.get("anargument"));
        assertEquals("true", parsed.get("turnoff"));
        assertEquals("false", parsed.get("turnon"));
    }

    @Test(expected = IllegalArgumentException.class)
    public void parseInvalidArgument() {
        Parser.parse("--someInvalidArgument hahaha", validArguments);
    }

    @Test(expected = IllegalArgumentException.class)
    public void parseValueWhenExpectingArgument() {
        Parser.parse("somevalue", validArguments);
    }

    @Test(expected = IllegalArgumentException.class)
    public void parseArgumentWithoutRequiredValue() {
        Parser.parse("--anargument -t", validArguments);
    }

}