Move webidl tests to the webidl crate's test suite (#451)

* webidl: Remove exact-output tests

These have not been as effective, nor as easy to write and maintain, as the
project()-based integration tests.

* tests: Move webidl tests into the webidl crate's test suite

Author: fitzgen

.travis.yml

@@ -83,7 +83,8 @@ matrix:
     # WebIDL tests pass on nightly
     - rust: nightly
       env: JOB=test-webidl
-      before_install: rustup component add rustfmt-preview --toolchain nightly
+      before_install: *INSTALL_NODE_VIA_NVM
+      install: npm install
       script: cargo test --manifest-path crates/webidl/Cargo.toml
 
     # Dist linux binary

crates/webidl/Cargo.toml

@@ -4,10 +4,7 @@ version = "0.2.11"
 authors = ["Nick Fitzgerald <[email protected]>"]
 
 [dev-dependencies]
-diff = "0.1.11"
-env_logger = "0.5.10"
-wasm-bindgen = { path = "../..", default-features = false }
-wasm-bindgen-backend = { version = "=0.2.11", path = "../backend", features = ["extra-traits"] }
+wasm-bindgen-test-project-builder = { path = "../test-project-builder", version = '=0.2.11' }
 
 [dependencies]
 failure = "0.1"

crates/webidl/tests/all/main.rs

@@ -1,12 +1,4 @@
-extern crate diff;
-extern crate env_logger;
-extern crate proc_macro2;
-extern crate syn;
-extern crate wasm_bindgen_backend as backend;
-extern crate wasm_bindgen_webidl as wb_webidl;
+extern crate wasm_bindgen_test_project_builder as project_builder;
+use project_builder::project;
 
-#[macro_use]
-mod util;
-use util::*;
-
-assert_compile!(Event);
+mod simple;