Test #2479: Watcher should stay up even if files are broken

Author: saper

test/fixtures/watcher/crash/broken.scss

@@ -0,0 +1 @@
+h1 { }

test/watcher.js

@@ -499,5 +499,51 @@ describe('watcher', function() {
  });
  });
  });
+ describe('with syntax errors', function() {
+ it('should produce a one-file graph', function() {
+ fs.copySync( 
+ path.join(origin, 'crash', 'broken.scss'),
+ path.join(main, 'one.scss')
+ );
+ var files = watcher.reset({
+ src: path.join(main, 'one.scss'),
+ includePath: [main]
+ });
+ assert.deepEqual(files.sort(), [
+ path.join(main, 'one.scss'),
+ ].sort());
+ fs.copySync( 
+ path.join(origin, 'main', 'one.scss'),
+ path.join(main, 'one.scss')
+ );
+ files = watcher.changed(
+ path.join(main, 'one.scss')
+ );
+ assert.deepEqual(files.changed.sort(), [
+ path.join(main, 'one.scss'),
+ ]);
+ });
+ it('should keep the graph even if a file gets broken', function() {
+ var files = watcher.reset({
+ src: path.join(main, 'one.scss'),
+ includePath: [main]
+ });
+ assert.deepEqual(files.sort(), [
+ path.join(main, 'one.scss'),
+ path.join(main, 'partials', '_one.scss'),
+ path.join(main, 'partials', '_three.scss'),
+ ].sort());
+ fs.copySync( 
+ path.join(origin, 'crash', 'broken.scss'),
+ path.join(main, 'one.scss')
+ );
+ files = watcher.changed(
+ path.join(main, 'one.scss')
+ );
+ assert.deepEqual(files.changed.sort(), [
+ path.join(main, 'one.scss'),
+ ]);
+ });
+ });
  });
 });