rusty-v8/tests/test_ui.rs

// Don't run UI tests on emulated environment or nightly build.
#[cfg(not(target_os = "android"))]
#[rustversion::attr(not(nightly), test)]
fn ui() {
  // This environment variable tells build.rs that we're running trybuild tests,
  // so it won't rebuild V8.
  unsafe {
    std::env::set_var("DENO_TRYBUILD", "1");
    std::env::set_var(
      "RUSTY_V8_SRC_BINDING_PATH",
      env!("RUSTY_V8_SRC_BINDING_PATH"),
    );
  }

  let t = trybuild::TestCases::new();
  t.compile_fail("tests/compile_fail/*.rs");
}