# HG changeset patch
# User Bastien Orivel <eijebong@bananium.fr>
# Date 1465865609 -7200
# Node ID c06d12a81637060a7bff79ebaa72ad2eb6e4259e
# Parent  7977a52c3202ab12358e1fe1061f6914a18d19d0
Better test failure. Use assert_diff! instead of assert_eq! so we can actually see what the differences are.

diff --git a/Cargo.lock b/Cargo.lock
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,6 +3,7 @@ name = "python-compiler"
 version = "0.0.1"
 dependencies = [
  "cpython 0.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "difference 0.4.1 (git+https://github.com/johannhof/difference.rs.git)",
 ]
 
 [[package]]
@@ -31,6 +32,19 @@ dependencies = [
 ]
 
 [[package]]
+name = "difference"
+version = "0.4.1"
+source = "git+https://github.com/johannhof/difference.rs.git#d5b2ad5b9670b9b1e097113bb60c13894b94e33a"
+dependencies = [
+ "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "getopts"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
 name = "interpolate_idents"
 version = "0.0.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
diff --git a/Cargo.toml b/Cargo.toml
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,3 +6,4 @@ build = "build.rs"
 
 [dependencies]
 cpython = "0.0"
+difference = { "git" = "https://github.com/johannhof/difference.rs.git" }
diff --git a/src/main.rs b/src/main.rs
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,5 +1,8 @@
+#[macro_use(assert_diff)]
+extern crate difference;
 extern crate cpython;
 
+
 #[cfg(test)]
 mod tests;
 
diff --git a/src/tests/test_parse_files.rs b/src/tests/test_parse_files.rs
--- a/src/tests/test_parse_files.rs
+++ b/src/tests/test_parse_files.rs
@@ -27,8 +27,8 @@ fn test_parse_file(filename: &str) {
     };
 
     let module_ast = ast_convert::convert_ast("__main__".to_string(), &module);
-    let dumped_ast = ast_dump::dump_ast(&module_ast);
-    assert_eq!(code, dumped_ast + "\n");
+    let dumped_ast = ast_dump::dump_ast(&module_ast) + "\n";
+    assert_diff!(code.as_str(), dumped_ast.as_str(), "\n", 0);
 }
 
 include!(concat!(env!("OUT_DIR"), "/generated_parse_tests.rs"));