Make web tests no longer mutate original files

server/Cargo.lock

@@ -647,7 +647,8 @@ dependencies = [
  "serde 1.0.51 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.51 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "tempfile 3.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tempfile 3.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "walkdir 2.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -758,7 +759,7 @@ dependencies = [
 
 [[package]]
 name = "tempfile"
-version = "3.0.1"
+version = "3.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1075,7 +1076,7 @@ dependencies = [
 "checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550"
 "checksum syn 0.13.7 (registry+https://github.com/rust-lang/crates.io-index)" = "61b8f1b737f929c6516ba46a3133fd6d5215ad8a62f66760f851f7048aebedfb"
 "checksum tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "15f2b5fb00ccdf689e0149d1b1b3c03fead81c2b37735d812fa8bddbbf41b6d8"
-"checksum tempfile 3.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8cddbd26c5686ece823b507f304c8f188daef548b4cb753512d929ce478a093c"
+"checksum tempfile 3.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "47776f63b85777d984a50ce49d6b9e58826b6a3766a449fc95bc66cd5663c15b"
 "checksum term 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)" = "f2077e54d38055cf1ca0fd7933a2e00cd3ec8f6fed352b2a377f06dcdaaf3281"
 "checksum termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "689a3bdfaab439fd92bc87df5c4c78417d3cbe537487274e9b0b2dce76e92096"
 "checksum textwrap 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c0b59b6b4b44d867f1370ef1bd91bfb262bf07bf0ae65c202ea2fbc16153b693"

server/Cargo.toml

@@ -15,15 +15,16 @@ name = "rojo"
 path = "src/bin.rs"
 
 [dependencies]
-clap = "2.27.1"
+clap = "2.27"
 rouille = "2.1"
 serde = "1.0"
 serde_derive = "1.0"
 serde_json = "1.0"
-notify = "4.0.0"
+notify = "4.0"
 rand = "0.4"
 regex = "1.0"
 lazy_static = "1.0"
 
 [dev-dependencies]
-tempfile = "3"
+tempfile = "3.0"
+walkdir = "2.1"

server/tests/test_util/mod.rs

@@ -1,5 +1,11 @@
+use std::fs::{create_dir, copy};
+use std::path::Path;
+use std::io;
+
 use rouille::Request;
 
+use walkdir::WalkDir;
+
 use librojo::web::Server;
 
 pub trait HttpTestUtil {
@@ -20,3 +26,29 @@ impl HttpTestUtil for Server {
         body
     }
 }
+
+pub fn copy_recursive(from: &Path, to: &Path) -> io::Result<()> {
+    for entry in WalkDir::new(from) {
+        let entry = entry?;
+        let path = entry.path();
+        let new_path = to.join(path.strip_prefix(from).unwrap());
+
+        let file_type = entry.file_type();
+
+        if file_type.is_dir() {
+            match create_dir(new_path) {
+                Ok(_) => {},
+                Err(err) => match err.kind() {
+                    io::ErrorKind::AlreadyExists => {},
+                    _ => panic!(err),
+                }
+            }
+        } else if file_type.is_file() {
+            copy(path, new_path)?;
+        } else {
+            unimplemented!("no symlinks please");
+        }
+    }
+
+    Ok(())
+}

server/tests/web.rs

@@ -1,6 +1,8 @@
 extern crate rouille;
 extern crate serde_json;
 extern crate serde;
+extern crate tempfile;
+extern crate walkdir;
 
 extern crate librojo;
 
@@ -21,12 +23,17 @@ use librojo::{
 
 #[test]
 fn empty() {
-    let project_path = {
+    let original_project_path = {
         let mut path = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
         path.push("test-projects/empty");
         path
     };
 
+    let project_tempdir = tempfile::tempdir().unwrap();
+    let project_path = project_tempdir.path();
+
+    copy_recursive(&original_project_path, &project_path).unwrap();
+
     let project = Project::load(&project_path).unwrap();
     let mut session = Session::new(project.clone());
     session.start();
@@ -64,12 +71,17 @@ fn empty() {
 
 #[test]
 fn one_partition() {
-    let project_path = {
+    let original_project_path = {
         let mut path = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
         path.push("test-projects/one-partition");
         path
     };
 
+    let project_tempdir = tempfile::tempdir().unwrap();
+    let project_path = project_tempdir.path();
+
+    copy_recursive(&original_project_path, &project_path).unwrap();
+
     let project = Project::load(&project_path).unwrap();
     let mut session = Session::new(project.clone());
     session.start();
@@ -202,11 +214,7 @@ fn one_partition() {
     };
 
     {
-        let temp_name = {
-            let mut path = project_path.clone();
-            path.push("lib/c.client.lua");
-            path
-        };
+        let temp_name = project_path.join("lib/c.client.lua");
 
         {
             let mut file = File::create(&temp_name).unwrap();