cli: define print() for test262 compatibility

test262 tests use print() to signal async completion and errors.
The tester has its own print() implementation to catch reported errors,
but CLI should just print them, so let's alias it to console.log().

Author: ivankra

cli/src/main.rs

@@ -572,6 +572,12 @@ fn main() -> Result<()> {
             true, // register `console` in $262.agent worker threads
             context,
         );
+
+        // Add print() that test262 uses to report errors and async success.
+        // boa_tester handles it internally, but CLI should just print messages.
+        context
+            .eval(Source::from_bytes("var print = console.log.bind(console);"))
+            .expect("failed to define print");
     }
 
     // Configure optimizer options