diff --git a/core-java-modules/core-java-arrays-guides/src/test/java/com/baeldung/print2DArrays/Print2DArraysTest.java b/core-java-modules/core-java-arrays-guides/src/test/java/com/baeldung/print2DArrays/Print2DArraysTest.java index f2598396ee..eaf8485389 100644 --- a/core-java-modules/core-java-arrays-guides/src/test/java/com/baeldung/print2DArrays/Print2DArraysTest.java +++ b/core-java-modules/core-java-arrays-guides/src/test/java/com/baeldung/print2DArrays/Print2DArraysTest.java @@ -1,22 +1,25 @@ package com.baeldung.print2DArrays; +package com.st.tram.common; + import org.junit.jupiter.api.Test; import static org.junit.jupiter.api.Assertions.assertEquals; +import java.util.Arrays; + import uk.org.webcompere.systemstubs.SystemOut; import uk.org.webcompere.systemstubs.annotations.SystemStub; -public class ArrayPrinterTest { - +public class Print2DArrayTest { @SystemStub private SystemOut systemOut; - + @Test void whenPrint2D_thenUseNested() { int[][] myArray = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}}; - for (int i = 0; i < array.length; i++) { - for (int j = 0; j < array[i].length; j++) { - System.out.print(array[i][j] + " "); + for (int i = 0; i < myArray.length; i++) { + for (int j = 0; j < myArray[i].length; j++) { + System.out.print(myArray[i][j] + " "); } System.out.println(); } @@ -27,7 +30,7 @@ public class ArrayPrinterTest { @Test public void whenPrint2D_thenUseStream() { int[][] myArray = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}}; - Arrays.stream(array) .flatMapToInt(Arrays::stream) .forEach(num -> System.out.print(num + " ")); + Arrays.stream(myArray) .flatMapToInt(Arrays::stream) .forEach(num -> System.out.print(num + " ")); String expectedOutput = "1 2 3 4 5 6 7 8 9"; assertThat(systemOut.getLines()).containsExactly(expectedOutput); } @@ -41,7 +44,7 @@ public class ArrayPrinterTest { } @Test - public void whenPrint2D_thenUseDeepToString() { + public void whenPrint2D_thenUseArrayToString() { int[][] myArray = {{1, 2, 3}, {4, 5, 6}, {7, 8, 9}}; for (int[] row : myArray) { System.out.println(Arrays.toString(row)); @@ -50,3 +53,4 @@ public class ArrayPrinterTest { assertThat(systemOut.getLines()).containsExactly(expectedOutput); } } +