forked from mirrors/gecko-dev
		
	
		
			
				
	
	
		
			80 lines
		
	
	
	
		
			2.9 KiB
		
	
	
	
		
			Rust
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
	
		
			2.9 KiB
		
	
	
	
		
			Rust
		
	
	
	
	
	
| /* This Source Code Form is subject to the terms of the Mozilla Public
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|  * License, v. 2.0. If a copy of the MPL was not distributed with this
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|  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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| 
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| #[macro_use]
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| extern crate js;
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| 
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| use js::ac::AutoCompartment;
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| use js::conversions::ConversionBehavior;
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| use js::conversions::ConversionResult;
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| use js::conversions::FromJSValConvertible;
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| use js::conversions::ToJSValConvertible;
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| use js::jsapi::root::JS::RealmOptions;
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| use js::jsapi::root::JS::InitRealmStandardClasses;
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| use js::jsapi::root::JS_NewGlobalObject;
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| use js::jsapi::root::JS::OnNewGlobalHookOption;
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| use js::jsval::UndefinedValue;
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| use js::rust::{Runtime, SIMPLE_GLOBAL_CLASS};
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| 
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| use std::ptr;
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| 
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| fn assert_is_array(cx: *mut js::jsapi::root::JSContext,
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|                    val: js::jsapi::root::JS::HandleValue) {
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|     let mut is_array = false;
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|     assert!(unsafe {
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|         js::jsapi::root::JS_IsArrayObject(cx, val, &mut is_array as *mut _)
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|     });
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|     assert!(is_array);
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| }
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| 
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| #[test]
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| fn vec_conversion() {
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|     let rt = Runtime::new(false).unwrap();
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|     let cx = rt.cx();
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| 
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|     let h_option = OnNewGlobalHookOption::FireOnNewGlobalHook;
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|     let c_option = RealmOptions::default();
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| 
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|     unsafe {
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|         let global = JS_NewGlobalObject(cx, &SIMPLE_GLOBAL_CLASS,
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|                                         ptr::null_mut(), h_option, &c_option);
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|         rooted!(in(cx) let global_root = global);
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|         let global = global_root.handle();
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| 
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|         let _ac = AutoCompartment::with_obj(cx, global.get());
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|         assert!(InitRealmStandardClasses(cx));
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| 
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|         rooted!(in(cx) let mut rval = UndefinedValue());
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| 
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|         let orig_vec: Vec<f32> = vec![1.0, 2.9, 3.0];
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|         orig_vec.to_jsval(cx, rval.handle_mut());
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|         assert_is_array(cx, rval.handle());
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|         let converted = Vec::<f32>::from_jsval(cx, rval.handle(), ()).unwrap();
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|         assert_eq!(&orig_vec, converted.get_success_value().unwrap());
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| 
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|         let orig_vec: Vec<i32> = vec![1, 2, 3];
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|         orig_vec.to_jsval(cx, rval.handle_mut());
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|         assert_is_array(cx, rval.handle());
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|         let converted = Vec::<i32>::from_jsval(cx, rval.handle(),
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|                                                ConversionBehavior::Default).unwrap();
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| 
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|         assert_eq!(&orig_vec, converted.get_success_value().unwrap());
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| 
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|         rt.evaluate_script(global, "new Set([1, 2, 3])",
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|                            "test", 1, rval.handle_mut()).unwrap();
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|         let converted =
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|           Vec::<i32>::from_jsval(cx, rval.handle(),
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|                                  ConversionBehavior::Default).unwrap();
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| 
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|         assert_eq!(&orig_vec, converted.get_success_value().unwrap());
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| 
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|         rt.evaluate_script(global, "({})", "test", 1, rval.handle_mut()).unwrap();
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|         let converted = Vec::<i32>::from_jsval(cx, rval.handle(),
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|                                                ConversionBehavior::Default);
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|         assert!(match converted {
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|             Ok(ConversionResult::Failure(_)) => true,
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|             _ => false,
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|         });
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|     }
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| }
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