Further progress on extraction

src/root.zig

@@ -6,8 +6,6 @@ pub const ExtractionOptions = @import("extract_options.zig");
 pub const SfsFile = SfsReader(std.fs.File);
 
 const test_archive = "testing/LinuxPATest.sfs";
-const test_file = "Start.exe";
-const file_extr_loc = "testing/Start.exe";
 
 test "OpenFile" {
     const sfs_fil = try std.fs.cwd().openFile(test_archive, .{});
@@ -27,15 +25,31 @@ test "OpenFile" {
     }
 }
 
-test "ExtractFile" {
-    std.fs.cwd().deleteFile(file_extr_loc) catch {};
+test "ExtractSingleFile" {
+    const single_file = "Start.exe";
+    const single_file_extr_loc = "testing/Start.exe";
+
+    std.fs.cwd().deleteFile(single_file_extr_loc) catch {};
     const sfs_fil = try std.fs.cwd().openFile(test_archive, .{});
     defer sfs_fil.close();
     var rdr: SfsFile = try .init(std.testing.allocator, sfs_fil, 0);
     defer rdr.deinit();
-    const fil = try rdr.open(test_file);
+    const fil = try rdr.open(single_file);
     defer fil.deinit();
     var op: ExtractionOptions = try .init();
     op.verbose = true;
-    try fil.extract(op, file_extr_loc);
+    try fil.extract(op, single_file_extr_loc);
+}
+
+test "ExtractAll" {
+    const extr_dir = "testing/testExtract";
+
+    std.fs.cwd().deleteTree(extr_dir) catch {};
+    const sfs_fil = try std.fs.cwd().openFile(test_archive, .{});
+    defer sfs_fil.close();
+    var rdr: SfsFile = try .init(std.testing.allocator, sfs_fil, 0);
+    defer rdr.deinit();
+    var op: ExtractionOptions = try .init();
+    op.verbose = true;
+    try rdr.extract(op, extr_dir);
 }