Solved exercise 2 - create a simple tree program clone

exercises/tree/test/run_tests.sh

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+#!/bin/bash
+
+TREE_EXEC="../tree"
+TEST_DIR="testdir"
+REF_OUTPUT="expected_output.txt"
+OUT_FILE="actual_output.txt"
+VALGRIND_LOG="valgrind.log"
+
+# Preparazione struttura di test
+setup() {
+    rm -rf "$TEST_DIR"
+    mkdir -p "$TEST_DIR/sub1"
+    mkdir -p "$TEST_DIR/sub2"
+    touch "$TEST_DIR/file1.txt"
+    touch "$TEST_DIR/sub1/file2.txt"
+    touch "$TEST_DIR/sub2/file3.txt"
+
+    cat > "$REF_OUTPUT" <<EOF
+|-- file1.txt
+|-- sub1
+  |-- file2.txt
+|-- sub2
+  |-- file3.txt
+EOF
+}
+
+# Esecuzione tree e confronto output
+run_test() {
+    echo "[*] Running functional test..."
+    "$TREE_EXEC" "$TEST_DIR" | grep -v "^\\." > "$OUT_FILE"
+
+    if diff -q "$OUT_FILE" "$REF_OUTPUT"; then
+        echo "[✓] Output matches expected output."
+    else
+        echo "[✗] Output differs!"
+        diff "$OUT_FILE" "$REF_OUTPUT"
+        return 1
+    fi
+}
+
+# Valgrind check
+run_valgrind() {
+    echo "[*] Running Valgrind..."
+    valgrind --leak-check=full --log-file="$VALGRIND_LOG" "$TREE_EXEC" "$TEST_DIR" > /dev/null
+
+    if grep -q "no leaks are possible" "$VALGRIND_LOG"; then
+        echo "[✓] Valgrind: No memory leaks."
+    else
+        echo "[✗] Valgrind detected memory issues:"
+        cat "$VALGRIND_LOG"
+        return 1
+    fi
+}
+
+cleanup() {
+    rm -rf "$TEST_DIR" "$OUT_FILE" "$VALGRIND_LOG" "$REF_OUTPUT"
+}
+
+main() {
+    setup
+    run_test || exit 1
+    run_valgrind || exit 1
+    cleanup
+    echo "[✓] All tests passed."
+}
+
+main
+

exercises/tree/test/test_dirs.sh

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+#!/bin/bash
+# Crea una struttura di directory per test
+
+mkdir -p testdir/{sub1,sub2}
+touch testdir/file1.txt
+touch testdir/sub1/file2.txt
+touch testdir/sub2/file3.txt
+
+echo "Directory structure created."
+