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Author: anellykovalski

Fibonacci/FibonacciOutputTest.java

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+import static org.junit.Assert.*;
+import java.io.*;
+import org.junit.Test;
+
+public class FibonacciOutputTest {
+
+    @Test
+    public void testConsoleOutputFibonacci() {
+        ByteArrayOutputStream outContent = new ByteArrayOutputStream();
+        PrintStream originalOut = System.out;
+        System.setOut(new PrintStream(outContent));
+
+        Fibonacci_series.main(new String[]{});
+
+        System.setOut(originalOut);
+
+        String expectedOutput = "0 1 1 2 3 5 8 13 21 34 55 89 144 233 377 610 987 1597 2584 4181";
+        String actualOutput = outContent.toString().trim();
+
+        assertEquals(expectedOutput, actualOutput);
+    }
+}