Merge pull request #211 from fitzgen/copy-fixtures-to-temp-dir

Copy fixtures to temp dir
7 years ago · 56f18964f9
parent cd572f9ee8 abfe66c180
commit 56f18964f9
11 changed files with 288 additions and 152 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -7,9 +7,7 @@ matrix:
  # tests pass
  - rust: nightly
    script:
-    # XXX: `--test-threads 1` is a hack until we have a proper fix for
-    # synchronizing access to the fixtures.
-    - cargo test --locked -- --test-threads 1
+    - cargo test --locked
    - rustup component add rustfmt-preview
    - cargo fmt --all -- --check
    env: RUST_BACKTRACE=1
--- a/Cargo.lock
+++ b/Cargo.lock
@ -16,7 +16,7 @@ dependencies = [

 [[package]]
 name = "atty"
-version = "0.2.10"
+version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
@ -81,7 +81,7 @@ version = "2.32.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "atty 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
 "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "textwrap 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -100,6 +100,14 @@ dependencies = [
 "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

+[[package]]
+name = "cloudabi"
+version = "0.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "console"
 version = "0.6.1"
@ -115,6 +123,14 @@ dependencies = [
 "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

+[[package]]
+name = "copy_dir"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "walkdir 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "dtoa"
 version = "0.4.3"
@ -287,7 +303,7 @@ dependencies = [

 [[package]]
 name = "proc-macro2"
-version = "0.4.8"
+version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -300,10 +316,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"

 [[package]]
 name = "quote"
-version = "0.6.3"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

 [[package]]
@ -316,6 +332,23 @@ dependencies = [
 "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

+[[package]]
+name = "rand"
+version = "0.5.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "redox_syscall"
 version = "0.1.40"
@ -377,9 +410,9 @@ name = "serde_derive"
 version = "1.0.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.14.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.14.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

 [[package]]
@ -394,7 +427,7 @@ dependencies = [

 [[package]]
 name = "slog"
-version = "2.2.3"
+version = "2.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"

 [[package]]
@ -402,7 +435,7 @@ name = "slog-async"
 version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "take_mut 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "thread_local 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -414,7 +447,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "chrono 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "isatty 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "term 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "thread_local 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@ -451,9 +484,9 @@ name = "structopt-derive"
 version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.14.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.14.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

 [[package]]
@ -468,11 +501,11 @@ dependencies = [

 [[package]]
 name = "syn"
-version = "0.14.4"
+version = "0.14.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

@ -507,6 +540,18 @@ dependencies = [
 "remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

+[[package]]
+name = "tempfile"
+version = "3.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "term"
 version = "0.5.1"
@ -629,11 +674,21 @@ name = "void"
 version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"

+[[package]]
+name = "walkdir"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "wasm-pack"
 version = "0.4.2"
 dependencies = [
 "console 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "copy_dir 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "failure 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "human-panic 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "indicatif 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
@ -642,10 +697,11 @@ dependencies = [
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 "serde_derive 1.0.70 (registry+https://github.com/rust-lang/crates.io-index)",
 "serde_json 1.0.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "slog 2.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slog 2.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "slog-async 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "slog-term 2.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "structopt 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tempfile 3.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "toml 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]

@ -689,7 +745,7 @@ dependencies = [
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 "checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
--- a/Cargo.toml
+++ b/Cargo.toml
@ -23,3 +23,7 @@ slog-term = "2.4"
 slog-async = "2.3"
 structopt = "0.2"
 toml = "0.4"
+
+[dev-dependencies]
+copy_dir = "0.1.2"
+tempfile = "3"
--- a/src/readme.rs
+++ b/src/readme.rs
@ -10,6 +10,17 @@ use PBAR;

 /// Copy the crate's README into the `pkg` directory.
 pub fn copy_from_crate(path: &Path, step: &Step) -> Result<(), Error> {
+    assert!(
+        fs::metadata(path).ok().map_or(false, |m| m.is_dir()),
+        "crate directory should exist"
+    );
+    assert!(
+        fs::metadata(path.join("pkg"))
+            .ok()
+            .map_or(false, |m| m.is_dir()),
+        "crate's pkg directory should exist"
+    );
+
    let msg = format!("{}Copying over your README...", emoji::DANCERS);
    PBAR.step(step, &msg);
    let crate_readme_path = path.join("README.md");
--- a/tests/all/main.rs
+++ b/tests/all/main.rs
@ -0,0 +1,11 @@
+extern crate copy_dir;
+extern crate failure;
+#[macro_use]
+extern crate serde_derive;
+extern crate serde_json;
+extern crate tempfile;
+extern crate wasm_pack;
+
+mod manifest;
+mod readme;
+mod utils;
--- a/tests/manifest/main.rs
+++ b/tests/manifest/main.rs
@ -1,16 +1,9 @@
-extern crate failure;
-#[macro_use]
-extern crate serde_derive;
-extern crate serde_json;
-extern crate wasm_pack;
-
-mod utils;
-
 use std::collections::HashSet;
 use std::fs;
 use std::path::PathBuf;

-use wasm_pack::manifest;
+use utils;
+use wasm_pack::{self, manifest};

 #[test]
 fn it_gets_the_crate_name_default_path() {
@ -60,14 +53,14 @@ fn it_recognizes_a_map_during_depcheck() {

 #[test]
 fn it_creates_a_package_json_default_path() {
+    let fixture = utils::fixture(".");
    let step = wasm_pack::progressbar::Step::new(1);
-    let path = PathBuf::from(".");
-    wasm_pack::command::init::create_pkg_dir(&path, &step).unwrap();
-    assert!(manifest::write_package_json(&path, &None, false, "", &step).is_ok());
-    let package_json_path = &path.join("pkg").join("package.json");
+    wasm_pack::command::init::create_pkg_dir(&fixture.path, &step).unwrap();
+    assert!(manifest::write_package_json(&fixture.path, &None, false, "", &step).is_ok());
+    let package_json_path = &fixture.path.join("pkg").join("package.json");
    assert!(fs::metadata(package_json_path).is_ok());
-    assert!(utils::read_package_json(&path).is_ok());
-    let pkg = utils::read_package_json(&path).unwrap();
+    assert!(utils::manifest::read_package_json(&fixture.path).is_ok());
+    let pkg = utils::manifest::read_package_json(&fixture.path).unwrap();
    assert_eq!(pkg.name, "wasm-pack");
    assert_eq!(pkg.repository.ty, "git");
    assert_eq!(
@ -88,14 +81,14 @@ fn it_creates_a_package_json_default_path() {

 #[test]
 fn it_creates_a_package_json_provided_path() {
+    let fixture = utils::fixture("tests/fixtures/js-hello-world");
    let step = wasm_pack::progressbar::Step::new(1);
-    let path = PathBuf::from("tests/fixtures/js-hello-world");
-    wasm_pack::command::init::create_pkg_dir(&path, &step).unwrap();
-    assert!(manifest::write_package_json(&path, &None, false, "", &step).is_ok());
-    let package_json_path = &path.join("pkg").join("package.json");
+    wasm_pack::command::init::create_pkg_dir(&fixture.path, &step).unwrap();
+    assert!(manifest::write_package_json(&fixture.path, &None, false, "", &step).is_ok());
+    let package_json_path = &fixture.path.join("pkg").join("package.json");
    assert!(fs::metadata(package_json_path).is_ok());
-    assert!(utils::read_package_json(&path).is_ok());
-    let pkg = utils::read_package_json(&path).unwrap();
+    assert!(utils::manifest::read_package_json(&fixture.path).is_ok());
+    let pkg = utils::manifest::read_package_json(&fixture.path).unwrap();
    assert_eq!(pkg.name, "js-hello-world");
    assert_eq!(pkg.main, "js_hello_world.js");

@ -109,16 +102,17 @@ fn it_creates_a_package_json_provided_path() {

 #[test]
 fn it_creates_a_package_json_provided_path_with_scope() {
+    let fixture = utils::fixture("tests/fixtures/scopes");
    let step = wasm_pack::progressbar::Step::new(1);
-    let path = PathBuf::from("tests/fixtures/scopes");
-    wasm_pack::command::init::create_pkg_dir(&path, &step).unwrap();
+    wasm_pack::command::init::create_pkg_dir(&fixture.path, &step).unwrap();
    assert!(
-        manifest::write_package_json(&path, &Some("test".to_string()), false, "", &step).is_ok()
+        manifest::write_package_json(&fixture.path, &Some("test".to_string()), false, "", &step)
+            .is_ok()
    );
-    let package_json_path = &path.join("pkg").join("package.json");
+    let package_json_path = &fixture.path.join("pkg").join("package.json");
    assert!(fs::metadata(package_json_path).is_ok());
-    assert!(utils::read_package_json(&path).is_ok());
-    let pkg = utils::read_package_json(&path).unwrap();
+    assert!(utils::manifest::read_package_json(&fixture.path).is_ok());
+    let pkg = utils::manifest::read_package_json(&fixture.path).unwrap();
    assert_eq!(pkg.name, "@test/scopes-hello-world");
    assert_eq!(pkg.main, "scopes_hello_world.js");

@ -132,14 +126,14 @@ fn it_creates_a_package_json_provided_path_with_scope() {

 #[test]
 fn it_creates_a_pkg_json_with_correct_files_on_node() {
+    let fixture = utils::fixture(".");
    let step = wasm_pack::progressbar::Step::new(1);
-    let path = PathBuf::from(".");
-    wasm_pack::command::init::create_pkg_dir(&path, &step).unwrap();
-    assert!(manifest::write_package_json(&path, &None, false, "nodejs", &step).is_ok());
-    let package_json_path = &path.join("pkg").join("package.json");
+    wasm_pack::command::init::create_pkg_dir(&fixture.path, &step).unwrap();
+    assert!(manifest::write_package_json(&fixture.path, &None, false, "nodejs", &step).is_ok());
+    let package_json_path = &fixture.path.join("pkg").join("package.json");
    assert!(fs::metadata(package_json_path).is_ok());
-    assert!(utils::read_package_json(&path).is_ok());
-    let pkg = utils::read_package_json(&path).unwrap();
+    assert!(utils::manifest::read_package_json(&fixture.path).is_ok());
+    let pkg = utils::manifest::read_package_json(&fixture.path).unwrap();
    assert_eq!(pkg.name, "wasm-pack");
    assert_eq!(pkg.repository.ty, "git");
    assert_eq!(
@ -161,14 +155,14 @@ fn it_creates_a_pkg_json_with_correct_files_on_node() {

 #[test]
 fn it_creates_a_package_json_with_correct_keys_when_types_are_skipped() {
+    let fixture = utils::fixture(".");
    let step = wasm_pack::progressbar::Step::new(1);
-    let path = PathBuf::from(".");
-    wasm_pack::command::init::create_pkg_dir(&path, &step).unwrap();
-    assert!(manifest::write_package_json(&path, &None, true, "", &step).is_ok());
-    let package_json_path = &path.join("pkg").join("package.json");
+    wasm_pack::command::init::create_pkg_dir(&fixture.path, &step).unwrap();
+    assert!(manifest::write_package_json(&fixture.path, &None, true, "", &step).is_ok());
+    let package_json_path = &fixture.path.join("pkg").join("package.json");
    assert!(fs::metadata(package_json_path).is_ok());
-    assert!(utils::read_package_json(&path).is_ok());
-    let pkg = utils::read_package_json(&path).unwrap();
+    assert!(utils::manifest::read_package_json(&fixture.path).is_ok());
+    let pkg = utils::manifest::read_package_json(&fixture.path).unwrap();
    assert_eq!(pkg.name, "wasm-pack");
    assert_eq!(pkg.repository.ty, "git");
    assert_eq!(
@ -187,16 +181,14 @@ fn it_creates_a_package_json_with_correct_keys_when_types_are_skipped() {

 #[test]
 fn it_errors_when_wasm_bindgen_is_not_declared() {
+    let fixture = utils::fixture("tests/fixtures/bad-cargo-toml");
    let step = wasm_pack::progressbar::Step::new(1);
-    assert!(
-        manifest::check_crate_config(&PathBuf::from("tests/fixtures/bad-cargo-toml"), &step)
-            .is_err()
-    );
+    assert!(manifest::check_crate_config(&fixture.path, &step).is_err());
 }

 #[test]
 fn it_does_not_error_when_wasm_bindgen_is_declared() {
+    let fixture = utils::fixture("tests/fixtures/js-hello-world");
    let step = wasm_pack::progressbar::Step::new(1);
-    let path = PathBuf::from("tests/fixtures/js-hello-world");
-    assert!(manifest::check_crate_config(&path, &step).is_ok());
+    assert!(manifest::check_crate_config(&fixture.path, &step).is_ok());
 }
--- a/tests/all/readme.rs
+++ b/tests/all/readme.rs
@ -0,0 +1,53 @@
+extern crate failure;
+extern crate wasm_pack;
+
+use std::fs;
+
+use utils;
+use wasm_pack::readme;
+
+#[test]
+fn it_copies_a_readme_default_path() {
+    let fixture = utils::fixture(".");
+    fs::create_dir(fixture.path.join("pkg")).expect("should create pkg directory OK");
+
+    let step = wasm_pack::progressbar::Step::new(1);
+    assert!(readme::copy_from_crate(&fixture.path, &step).is_ok());
+
+    let crate_readme_path = fixture.path.join("README.md");
+    let pkg_readme_path = fixture.path.join("pkg").join("README.md");
+    println!(
+        "wasm-pack: should have copied README.md from '{}' to '{}'",
+        crate_readme_path.display(),
+        pkg_readme_path.display()
+    );
+    assert!(fs::metadata(&crate_readme_path).is_ok());
+
+    assert!(fs::metadata(&pkg_readme_path).is_ok());
+
+    let crate_readme = utils::readme::read_file(&crate_readme_path).unwrap();
+    let pkg_readme = utils::readme::read_file(&pkg_readme_path).unwrap();
+    assert_eq!(crate_readme, pkg_readme);
+}
+
+#[test]
+fn it_creates_a_package_json_provided_path() {
+    let fixture = utils::fixture("tests/fixtures/js-hello-world");
+    fs::create_dir(fixture.path.join("pkg")).expect("should create pkg directory OK");
+
+    let step = wasm_pack::progressbar::Step::new(1);
+    assert!(readme::copy_from_crate(&fixture.path, &step).is_ok());
+    let crate_readme_path = fixture.path.join("README.md");
+    let pkg_readme_path = fixture.path.join("pkg").join("README.md");
+    println!(
+        "wasm-pack: should have copied README.md from '{}' to '{}'",
+        crate_readme_path.display(),
+        pkg_readme_path.display()
+    );
+    assert!(fs::metadata(&crate_readme_path).is_ok());
+    assert!(fs::metadata(&pkg_readme_path).is_ok());
+
+    let crate_readme = utils::readme::read_file(&crate_readme_path).unwrap();
+    let pkg_readme = utils::readme::read_file(&pkg_readme_path).unwrap();
+    assert_eq!(crate_readme, pkg_readme);
+}
--- a/tests/all/utils.rs
+++ b/tests/all/utils.rs
@ -0,0 +1,86 @@
+use std::path::{Path, PathBuf};
+
+use copy_dir::copy_dir;
+use tempfile;
+
+/// Copy the given fixture into a unique temporary directory. This allows the
+/// test to mutate the copied fixture without messing up other tests that are
+/// also trying to read from or write to that fixture. The given path should be
+/// relative from the root of the repository, eg
+/// "tests/fixtures/im-from-brooklyn-the-place-where-stars-are-born".
+pub fn fixture<P>(fixture: P) -> Fixture
+where
+    P: AsRef<Path>,
+{
+    let fixture = fixture
+        .as_ref()
+        .canonicalize()
+        .expect("should canonicalize fixture path OK");
+    let dir = tempfile::tempdir().expect("should create temporary directory OK");
+    let path = dir.path().join("wasm-pack");
+    println!(
+        "wasm-pack: copying test fixture '{}' to temporary directory '{}'",
+        fixture.display(),
+        path.display()
+    );
+    copy_dir(fixture, &path).expect("should copy fixture directory into temporary directory OK");
+    Fixture { dir, path }
+}
+
+pub struct Fixture {
+    pub dir: tempfile::TempDir,
+    pub path: PathBuf,
+}
+
+pub mod manifest {
+    use std::fs::File;
+    use std::io::prelude::*;
+    use std::path::Path;
+
+    use failure::Error;
+    use serde_json;
+
+    #[derive(Deserialize)]
+    pub struct NpmPackage {
+        pub name: String,
+        pub description: String,
+        pub version: String,
+        pub license: String,
+        pub repository: Repository,
+        pub files: Vec<String>,
+        pub main: String,
+        pub types: Option<String>,
+    }
+
+    #[derive(Deserialize)]
+    pub struct Repository {
+        #[serde(rename = "type")]
+        pub ty: String,
+        pub url: String,
+    }
+
+    pub fn read_package_json(path: &Path) -> Result<NpmPackage, Error> {
+        let manifest_path = path.join("pkg").join("package.json");
+        let mut pkg_file = File::open(manifest_path)?;
+        let mut pkg_contents = String::new();
+        pkg_file.read_to_string(&mut pkg_contents)?;
+
+        Ok(serde_json::from_str(&pkg_contents)?)
+    }
+}
+
+pub mod readme {
+    use std::fs::File;
+    use std::io::Read;
+    use std::path::Path;
+
+    use failure::Error;
+
+    pub fn read_file(path: &Path) -> Result<String, Error> {
+        let mut file = File::open(path)?;
+        let mut contents = String::new();
+        file.read_to_string(&mut contents)?;
+
+        Ok(contents)
+    }
+}
--- a/tests/manifest/utils.rs
+++ b/tests/manifest/utils.rs
@ -1,34 +0,0 @@
-use std::fs::File;
-use std::io::prelude::*;
-use std::path::Path;
-
-use failure::Error;
-use serde_json;
-
-#[derive(Deserialize)]
-pub struct NpmPackage {
-    pub name: String,
-    pub description: String,
-    pub version: String,
-    pub license: String,
-    pub repository: Repository,
-    pub files: Vec<String>,
-    pub main: String,
-    pub types: Option<String>,
-}
-
-#[derive(Deserialize)]
-pub struct Repository {
-    #[serde(rename = "type")]
-    pub ty: String,
-    pub url: String,
-}
-
-pub fn read_package_json(path: &Path) -> Result<NpmPackage, Error> {
-    let manifest_path = path.join("pkg").join("package.json");
-    let mut pkg_file = File::open(manifest_path)?;
-    let mut pkg_contents = String::new();
-    pkg_file.read_to_string(&mut pkg_contents)?;
-
-    Ok(serde_json::from_str(&pkg_contents)?)
-}
--- a/tests/readme/main.rs
+++ b/tests/readme/main.rs
@ -1,35 +0,0 @@
-extern crate failure;
-extern crate wasm_pack;
-
-mod utils;
-
-use std::fs;
-use std::path::PathBuf;
-
-use wasm_pack::readme;
-
-#[test]
-fn it_copies_a_readme_default_path() {
-    let step = wasm_pack::progressbar::Step::new(1);
-    let path = PathBuf::from(".");
-    assert!(readme::copy_from_crate(&path, &step).is_ok());
-    let crate_readme_path = &path.join("README.md");
-    let pkg_readme_path = &path.join("pkg").join("README.md");
-    assert!(fs::metadata(&pkg_readme_path).is_ok());
-    let crate_readme = utils::read_file(&crate_readme_path).unwrap();
-    let pkg_readme = utils::read_file(&pkg_readme_path).unwrap();
-    assert_eq!(crate_readme, pkg_readme);
-}
-
-#[test]
-fn it_creates_a_package_json_provided_path() {
-    let step = wasm_pack::progressbar::Step::new(1);
-    let path = PathBuf::from("tests/fixtures/js-hello-world");
-    assert!(readme::copy_from_crate(&path, &step).is_ok());
-    let crate_readme_path = &path.join("README.md");
-    let pkg_readme_path = &path.join("pkg").join("README.md");
-    assert!(fs::metadata(&pkg_readme_path).is_ok());
-    let crate_readme = utils::read_file(&crate_readme_path).unwrap();
-    let pkg_readme = utils::read_file(&pkg_readme_path).unwrap();
-    assert_eq!(crate_readme, pkg_readme);
-}
--- a/tests/readme/utils.rs
+++ b/tests/readme/utils.rs
@ -1,12 +0,0 @@
-use failure::Error;
-use std::fs::File;
-use std::io::Read;
-use std::path::Path;
-
-pub fn read_file(path: &Path) -> Result<String, Error> {
-    let mut file = File::open(path)?;
-    let mut contents = String::new();
-    file.read_to_string(&mut contents)?;
-
-    Ok(contents)
-}