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Java Unit Testing in Java What to Test Know Your Bounds

Posted by Chance Edward
Chance Edward
4,507 Points

Know your Bounds (For some reason assertEquals cant be resolved) \(>m<)/

package com.teamtreehouse.vending;

import org.junit.Before;
import org.junit.Test;

public class AlphaNumericChooserTest {


    private AlphaNumericChooser chooser;

    @Before
    public void setUp() throws Exception {
        chooser = new AlphaNumericChooser(26, 10);
    }

    @Test
    public void validInputReturnsProperLocation() throws Exception {
        AlphaNumericChooser.Location loc = chooser.locationFromInput("B4");

        assertEquals("proper row", 1, loc.getRow());
        assertEquals("proper column", 3, loc.getColumn());
    }



    @Test(expected = InvalidLocationException.class)
    public void choosingWrongInputIsNotAllowed() throws Exception {
    chooser.locationFromInput("WRONG");

    }
    @Test(expected = InvalidLocationException.class)
    public void choosingLargerThanMaxIsNotAllowed() throws Exception {
        chooser.locationFromInput("b52");
    }
    @Test
    public void constructingLargerThanAlphabetNotAllowed() throws Exception {
      new AlphaNumericChooser(27, 10);
    }
}