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- import org.junit.Ignore;
- import org.junit.Before;
- import org.junit.Test;
- import java.util.List;
- import static java.util.Arrays.asList;
- import static java.util.Collections.singletonList;
- import static org.hamcrest.CoreMatchers.is;
- import static org.junit.Assert.assertThat;
- public class DiamondPrinterTest {
- private DiamondPrinter diamondPrinter;
- @Before
- public void setUp() {
- diamondPrinter = new DiamondPrinter();
- }
- @Test
- public void testOneByOneDiamond() {
- List<String> output = diamondPrinter.printToList('A');
- assertThat(output, is(singletonList("A")));
- }
- @Ignore("Remove to run test")
- @Test
- public void testTwoByTwoDiamond() {
- List<String> output = diamondPrinter.printToList('B');
- assertThat(output, is(asList(" A ",
- "B B",
- " A ")));
- }
- @Ignore("Remove to run test")
- @Test
- public void testThreeByThreeDiamond() {
- List<String> output = diamondPrinter.printToList('C');
- assertThat(output, is(asList(" A ",
- " B B ",
- "C C",
- " B B ",
- " A ")));
- }
- @Ignore("Remove to run test")
- @Test
- public void testFourByFourDiamond() {
- List<String> output = diamondPrinter.printToList('D');
- assertThat(output, is(asList(" A ",
- " B B ",
- " C C ",
- "D D",
- " C C ",
- " B B ",
- " A ")));
- }
- @Ignore("Remove to run test")
- @Test
- public void testFullDiamond() {
- List<String> output = diamondPrinter.printToList('Z');
- assertThat(output, is(asList(" A ",
- " B B ",
- " C C ",
- " D D ",
- " E E ",
- " F F ",
- " G G ",
- " H H ",
- " I I ",
- " J J ",
- " K K ",
- " L L ",
- " M M ",
- " N N ",
- " O O ",
- " P P ",
- " Q Q ",
- " R R ",
- " S S ",
- " T T ",
- " U U ",
- " V V ",
- " W W ",
- " X X ",
- " Y Y ",
- "Z Z",
- " Y Y ",
- " X X ",
- " W W ",
- " V V ",
- " U U ",
- " T T ",
- " S S ",
- " R R ",
- " Q Q ",
- " P P ",
- " O O ",
- " N N ",
- " M M ",
- " L L ",
- " K K ",
- " J J ",
- " I I ",
- " H H ",
- " G G ",
- " F F ",
- " E E ",
- " D D ",
- " C C ",
- " B B ",
- " A ")));
- }
- }
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