From 230f923fdb0128002dfae0e543030945df6827f6 Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Fri, 20 Jul 2018 13:57:18 -0700
Subject: [PATCH] Port `MapIterator` tests to `wasm`

---
 crates/js-sys/tests/all/MapIterator.rs  | 100 ------------------------
 crates/js-sys/tests/all/main.rs         |   1 -
 crates/js-sys/tests/wasm/MapIterator.rs |  23 ++++++
 crates/js-sys/tests/wasm/main.rs        |   1 +
 4 files changed, 24 insertions(+), 101 deletions(-)
 delete mode 100644 crates/js-sys/tests/all/MapIterator.rs
 create mode 100644 crates/js-sys/tests/wasm/MapIterator.rs

diff --git a/crates/js-sys/tests/all/MapIterator.rs b/crates/js-sys/tests/all/MapIterator.rs
deleted file mode 100644
index 73d0f7b1..00000000
--- a/crates/js-sys/tests/all/MapIterator.rs
+++ /dev/null
@@ -1,100 +0,0 @@
-#![allow(non_snake_case)]
-
-use project;
-
-
-#[test]
-fn entries() {
-    project()
-        .file("src/lib.rs", r#"
-            #![feature(use_extern_macros)]
-
-            extern crate wasm_bindgen;
-            extern crate js_sys;
-            use wasm_bindgen::prelude::*;
-
-            #[wasm_bindgen]
-            pub fn get_entries(this: &js_sys::Map) -> js_sys::MapIterator {
-                this.entries()
-            }
-        "#)
-        .file("test.js", r#"
-            import * as assert from "assert";
-            import * as wasm from "./out";
-
-            export function test() {
-                const map = new Map();
-                const iterator = map.entries();
-                const wasmIterator = wasm.get_entries(map);
-                map.set('foo', 'bar');
-                map.set('bar', 'baz');
-
-                assert.equal(iterator.toString(), wasmIterator.toString());
-            }
-        "#)
-        .test()
-}
-
-#[test]
-fn keys() {
-    project()
-        .file("src/lib.rs", r#"
-            #![feature(use_extern_macros)]
-
-            extern crate wasm_bindgen;
-            extern crate js_sys;
-            use wasm_bindgen::prelude::*;
-
-            #[wasm_bindgen]
-            pub fn get_keys(this: &js_sys::Map) -> js_sys::MapIterator {
-                this.keys()
-            }
-        "#)
-        .file("test.js", r#"
-            import * as assert from "assert";
-            import * as wasm from "./out";
-
-            export function test() {
-                const map = new Map();
-                const iterator = map.keys();
-                const wasmIterator = wasm.get_keys(map);
-                map.set('foo', 'bar');
-                map.set('bar', 'baz');
-
-                assert.equal(iterator.toString(), wasmIterator.toString());
-            }
-        "#)
-        .test()
-}
-
-#[test]
-fn values() {
-    project()
-        .file("src/lib.rs", r#"
-            #![feature(use_extern_macros)]
-
-            extern crate wasm_bindgen;
-            extern crate js_sys;
-            use wasm_bindgen::prelude::*;
-
-            #[wasm_bindgen]
-            pub fn get_values(this: &js_sys::Map) -> js_sys::MapIterator {
-                this.values()
-            }
-        "#)
-        .file("test.js", r#"
-            import * as assert from "assert";
-            import * as wasm from "./out";
-
-            export function test() {
-                const map = new Map();
-                const iterator = map.keys();
-                const wasmIterator = wasm.get_values(map);
-                map.set('foo', 'bar');
-                map.set('bar', 'baz');
-
-                assert.equal(iterator.toString(), wasmIterator.toString());
-            }
-        "#)
-        .test()
-}
diff --git a/crates/js-sys/tests/all/main.rs b/crates/js-sys/tests/all/main.rs
index c3ffcb44..19adfa1d 100644
--- a/crates/js-sys/tests/all/main.rs
+++ b/crates/js-sys/tests/all/main.rs
@@ -11,7 +11,6 @@ fn project() -> project_builder::Project {
 // Keep these tests in alphabetical order, just like the imports in `src/js.rs`.
 
 mod ArrayIterator;
-mod MapIterator;
 mod Math;
 mod Number;
 mod Object;
diff --git a/crates/js-sys/tests/wasm/MapIterator.rs b/crates/js-sys/tests/wasm/MapIterator.rs
new file mode 100644
index 00000000..486c9891
--- /dev/null
+++ b/crates/js-sys/tests/wasm/MapIterator.rs
@@ -0,0 +1,23 @@
+use wasm_bindgen::JsValue;
+use wasm_bindgen_test::*;
+use js_sys::*;
+
+// TODO: not much you can do with `MapIterator` types yet :(
+
+#[wasm_bindgen_test]
+fn entries() {
+    let map = Map::new();
+    assert!(JsValue::from(map.entries()).is_object());
+}
+
+#[wasm_bindgen_test]
+fn keys() {
+    let map = Map::new();
+    assert!(JsValue::from(map.keys()).is_object());
+}
+
+#[wasm_bindgen_test]
+fn values() {
+    let map = Map::new();
+    assert!(JsValue::from(map.values()).is_object());
+}
diff --git a/crates/js-sys/tests/wasm/main.rs b/crates/js-sys/tests/wasm/main.rs
index b14ea339..58662568 100644
--- a/crates/js-sys/tests/wasm/main.rs
+++ b/crates/js-sys/tests/wasm/main.rs
@@ -18,3 +18,4 @@ pub mod Generator;
 pub mod Intl;
 pub mod JsString;
 pub mod Map;
+pub mod MapIterator;