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DiamondPrinterTest.java
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111 lines (101 loc) · 4.87 KB
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import org.junit.Before;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
public class DiamondPrinterTest {
private DiamondPrinter diamondPrinter;
@Before
public void setUp() {
diamondPrinter = new DiamondPrinter();
}
@Test
public void testOneByOneDiamond() {
assertThat(diamondPrinter.printToList('A'))
.containsExactly("A");
}
@Test
public void testTwoByTwoDiamond() {
assertThat(diamondPrinter.printToList('B'))
.containsExactly(
" A ",
"B B",
" A ");
}
@Test
public void testThreeByThreeDiamond() {
assertThat(diamondPrinter.printToList('C'))
.containsExactly(
" A ",
" B B ",
"C C",
" B B ",
" A ");
}
@Test
public void testFourByFourDiamond() {
assertThat(diamondPrinter.printToList('D'))
.containsExactly(
" A ",
" B B ",
" C C ",
"D D",
" C C ",
" B B ",
" A ");
}
@Test
public void testFullDiamond() {
assertThat(diamondPrinter.printToList('Z'))
.containsExactly(
" 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 ");
}
}