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Java Unit Testing in Java What to Test Know Your Bounds

Chance Edward
Chance Edward
4,507 Points
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);
    }
}