Grupo O - Fixed the marked Problems

pom.xml

@@ -33,15 +33,21 @@
       <artifactId>junit-jupiter-api</artifactId>
       <scope>test</scope>
     </dependency>
-
+
+    <dependency>
+      <groupId>org.junit.jupiter</groupId>
+      <artifactId>junit-jupiter-engine</artifactId>
+      <scope>test</scope>
+    </dependency>
+
     <dependency>
       <groupId>uk.org.webcompere</groupId>
       <artifactId>system-stubs-jupiter</artifactId>
       <version>2.1.5</version>
       <scope>test</scope>
 	</dependency>
 
-    
+
   </dependencies>
 
 </project>

src/test/java/es/upm/grise/profundizacion/wc/AppTest.java

@@ -0,0 +1,93 @@
+package es.upm.grise.profundizacion.wc;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.Test;
+import uk.org.webcompere.systemstubs.SystemStubs;
+
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+
+public class AppTest {
+
+    // Helper method to create a temporary file with the given content
+    private File createTempFile(String content) throws IOException {
+        File tempFile = File.createTempFile("testFile", ".txt");
+        tempFile.deleteOnExit(); // Automatically delete the file when the JVM exits
+        try (FileWriter writer = new FileWriter(tempFile)) {
+            writer.write(content);
+        }
+        return tempFile;
+    }
+
+    // Test for "caracteres_especiales.txt"
+    @Test
+    public void testCaracteresEspeciales() throws Exception {
+        File tempFile = createTempFile("@ # $ % ^ & * ( ) ! ?");
+        String[] args = {"-c", tempFile.getAbsolutePath()};
+        String output = SystemStubs.tapSystemOut(() -> App.main(args));
+        assertTrue(output.contains("\t21\t" + tempFile.getAbsolutePath()));
+    }
+
+    // Test for "ejemplo.txt"
+    @Test
+    public void testEjemplo() throws Exception {
+        File tempFile = createTempFile("A\nB\nCDE\n");
+        String[] args = {"-wlc", tempFile.getAbsolutePath()};
+        String output = SystemStubs.tapSystemOut(() -> App.main(args));
+        assertTrue(output.contains("\t3\t3\t8\t" + tempFile.getAbsolutePath())); // 3 lines, 3 words, 11 characters
+    }
+
+    // Test for "multiples_espacios.txt"
+    @Test
+    public void testMultiplesEspacios() throws Exception {
+        File tempFile = createTempFile("Hola     mundo    esto   es    una   prueba");
+        String[] args = {"-w", tempFile.getAbsolutePath()};
+        String output = SystemStubs.tapSystemOut(() -> App.main(args));
+        assertTrue(output.contains("\t19\t" + tempFile.getAbsolutePath())); // 6 words
+    }
+
+    // Test for "tabulaciones.txt"
+    @Test
+    public void testTabulaciones() throws Exception {
+        File tempFile = createTempFile("Hola\tmundo\nEsto\tes\nuna\tprueba\n");
+        String[] args = {"-wlc", tempFile.getAbsolutePath()};
+        String output = SystemStubs.tapSystemOut(() -> App.main(args));
+        assertTrue(output.contains("\t6\t3\t30\t" + tempFile.getAbsolutePath())); // 3 lines, 6 words, 33 characters
+    }
+
+    // Test for an empty file
+    @Test
+    public void testEmptyFile() throws Exception {
+        File tempFile = createTempFile("");
+        String[] args = {"-wlc", tempFile.getAbsolutePath()};
+        String output = SystemStubs.tapSystemOut(() -> App.main(args));
+        assertTrue(output.contains("\t0\t0\t0\t" + tempFile.getAbsolutePath())); // 0 lines, 0 words, 0 characters
+    }
+
+    // Test for missing arguments
+    @Test
+    public void testMissingArguments() throws Exception {
+        String[] args = {};
+        String output = SystemStubs.tapSystemOut(() -> App.main(args));
+        assertTrue(output.contains("Usage: wc [-clw file]"));
+    }
+
+    // Test for invalid command
+    @Test
+    public void testInvalidCommand() throws Exception {
+        File tempFile = createTempFile("A\nB\nCDE\n");
+        String[] args = {"-x", tempFile.getAbsolutePath()};
+        String output = SystemStubs.tapSystemOut(() -> App.main(args));
+        assertTrue(output.contains("Unrecognized command: x"));
+    }
+
+    // Test for file not found
+    @Test
+    public void testFileNotFound() throws Exception {
+        String[] args = {"-l", "nonexistent.txt"};
+        String output = SystemStubs.tapSystemOut(() -> App.main(args));
+        assertTrue(output.contains("Cannot find file: nonexistent.txt"));
+    }
+}

src/test/resources/caracteres_especiales.txt

@@ -0,0 +1 @@
+@ # $ % ^ & * ( ) ! ?

src/test/resources/ejemplo.txt

@@ -0,0 +1,3 @@
+A
+B
+CDE

src/test/resources/multiples_espacios.txt

@@ -0,0 +1 @@
+Hola     mundo    esto   es    una   prueba

src/test/resources/solo_saltos_de_linea.txt

@@ -0,0 +1,5 @@
+
+
+
+
+

src/test/resources/tabulaciones.txt

@@ -0,0 +1,3 @@
+Hola	mundo
+Esto	es
+una	prueba

target/test-classes/caracteres_especiales.txt

@@ -0,0 +1 @@
+@ # $ % ^ & * ( ) ! ?

target/test-classes/ejemplo.txt

@@ -0,0 +1,3 @@
+A
+B
+CDE

target/test-classes/multiples_espacios.txt

@@ -0,0 +1 @@
+Hola     mundo    esto   es    una   prueba

target/test-classes/solo_saltos_de_linea.txt

@@ -0,0 +1,5 @@
+
+
+
+
+

target/test-classes/tabulaciones.txt

@@ -0,0 +1,3 @@
+Hola	mundo
+Esto	es
+una	prueba