misc: add test that validate the usecase

tests/repro_old423.rs

@@ -1,3 +1,7 @@
+use std::fs;
+
+use walkdir::WalkDir;
+
 #[cfg(all(unix, feature = "_deflate-any"))]
 #[test]
 fn repro_old423() -> zip::result::ZipResult<()> {
@@ -10,3 +14,31 @@ fn repro_old423() -> zip::result::ZipResult<()> {
     let mut archive = ZipArchive::new(io::Cursor::new(v)).expect("couldn't open test zip file");
     archive.extract(TempDir::new("repro_old423")?)
 }
+
+#[test]
+fn extract_should_respect_links(){
+    use std::io;
+    use tempdir::TempDir;
+    use zip::ZipArchive;
+
+    let mut v = Vec::new();
+    v.extend_from_slice(include_bytes!("data/pandoc_soft_links.zip"));
+    let mut archive = ZipArchive::new(io::Cursor::new(v)).expect("couldn't open test zip file");
+    let temp_dir = TempDir::new("pandoc_soft_links").unwrap();
+    archive.extract(&temp_dir).unwrap();
+
+    
+    let symlink_path = temp_dir.path().join("pandoc-3.2-arm64/bin/pandoc-lua");
+    
+    // Check if the file is a symbolic link
+    let metadata = fs::symlink_metadata(&symlink_path).unwrap();
+
+    // assert!(metadata.is_symlink());
+
+    // Read the target of the symbolic link
+    let target_path = fs::read_link(&symlink_path).unwrap();
+    eprintln!("Symbolic link points to: {:?}", target_path);
+
+
+
+}

tests/test_soft_link.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+
+# Check if a zip file is provided as an argument
+if [ -z "$1" ]; then
+    echo "Usage: $0 <path_to_zip_file>"
+    exit 1
+fi
+
+ZIP_FILE=$1
+TEMP_DIR=$(mktemp -d)
+
+# Unpack the zip file to the temporary directory
+unzip "$ZIP_FILE" -d "$TEMP_DIR"
+
+# Define the path to the symbolic link
+SYMLINK_PATH="$TEMP_DIR/pandoc-3.2-arm64/bin/pandoc-lua"
+
+# Check if the symbolic link exists
+if [ -L "$SYMLINK_PATH" ]; then
+    # Read the target of the symbolic link
+    TARGET=$(readlink "$SYMLINK_PATH")
+    echo "The symbolic link $SYMLINK_PATH points to: $TARGET"
+    
+    # Assert that it links to 'pandoc'
+    if [ "$TARGET" == "pandoc" ]; then
+        echo "Assertion passed: The symbolic link points to 'pandoc'."
+    else
+        echo "Assertion failed: The symbolic link does not point to 'pandoc'."
+        exit 1
+    fi
+else
+    echo "The file $SYMLINK_PATH is not a symbolic link or does not exist."
+    exit 1
+fi
+
+# Clean up the temporary directory
+rm -rf "$TEMP_DIR"