message: Add a test for building a wasm crate in a workspace
  Fixes
diff: +use std::path::Path;
  use structopt::StructOpt;
  use utils;
  use wasm_pack::Cli;
  @@ -34,3 +35,51 @@ fn it_should_build_js_hello_world_example() {
  .unwrap();
  fixture.run(cli.cmd).unwrap();
  }
  +
  +#[test]
  +fn it_should_build_crates_in_a_workspace() {
  + let fixture = utils::fixture::Fixture::new();
  + fixture
  + .file(
  + "Cargo.toml",
  + r#"
  + [workspace]
  + members = ["blah"]
  + "#,
  + )
  + .file(
  + Path::new("blah").join("Cargo.toml"),
  + r#"
  + [package]
  + authors = ["The wasm-pack developers"]
  + description = "so awesome rust+wasm package"
  + license = "WTFPL"
  + name = "blah"
  + repository = "https://github.com/rustwasm/wasm-pack.git"
  + version = "0.1.0"
  +
  + [lib]
  + crate-type = ["cdylib"]
  +
  + [dependencies]
  + wasm-bindgen = "=0.2.21"
  + "#,
  + )
  + .file(
  + Path::new("blah").join("src").join("lib.rs"),
  + r#"
  + extern crate wasm_bindgen;
  + use wasm_bindgen::prelude::*;
  +
  + #[wasm_bindgen]
  + pub fn hello() -> u32 { 42 }
  + "#,
  + );
  + fixture.install_local_wasm_bindgen();
  + let cli = Cli::from_iter_safe(vec![
  + "wasm-pack",
  + "build",
  + &fixture.path.join("blah").display().to_string(),
  + ]).unwrap();
  + fixture.run(cli.cmd).unwrap();
  +}
  