Get rid of minified tests.

test/iterable_matchers_test.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library matcher.iterable_matchers_test;
 
 import 'package:matcher/matcher.dart';
 import 'package:unittest/unittest.dart' show test, group;
 
 import 'test_utils.dart';
@@ skipping 143 matching lines @@
     shouldFail(d, pairwiseCompare(e, (e, a) => a < e, "less than"),
         "Expected: pairwise less than [1, 4, 9] "
         "Actual: [1, 2, 3] "
         "Which: has <1> which is not less than <1> at index 0");
     shouldPass(d, pairwiseCompare(e, (e, a) => a * a == e, "square root of"));
     shouldFail(d, pairwiseCompare(e, (e, a) => a + a == e, "double"),
         "Expected: pairwise double [1, 4, 9] "
         "Actual: [1, 2, 3] "
         "Which: has <1> which is not double <1> at index 0");
   });
+
+  test('isEmpty', () {
+    var d = new SimpleIterable(0);
+    var e = new SimpleIterable(1);
+    shouldPass(d, isEmpty);
+    shouldFail(e, isEmpty, "Expected: empty "
+        "Actual: SimpleIterable:[1]");
+  });
+
+  test('isNotEmpty', () {
+    var d = new SimpleIterable(0);
+    var e = new SimpleIterable(1);
+    shouldPass(e, isNotEmpty);
+    shouldFail(d, isNotEmpty, "Expected: non-empty "
+        "Actual: SimpleIterable:[]");
+  });
+
+  test('contains', () {
+    var d = new SimpleIterable(3);
+    shouldPass(d, contains(2));
+    shouldFail(d, contains(5), "Expected: contains <5> "
+        "Actual: SimpleIterable:[3, 2, 1]");
+  });
 }