Split js_backend_cps_ir tests into multiple test units.

tests/compiler/dart2js/js_backend_cps_ir_closures.dart

Index: tests/compiler/dart2js/js_backend_cps_ir_closures.dart
diff --git a/tests/compiler/dart2js/js_backend_cps_ir_closures.dart b/tests/compiler/dart2js/js_backend_cps_ir_closures.dart
deleted file mode 100644
index 2e18e304acc63b061dd0f636a8fc74d921e937df..0000000000000000000000000000000000000000
--- a/tests/compiler/dart2js/js_backend_cps_ir_closures.dart
+++ /dev/null
@@ -1,125 +0,0 @@
-// Copyright (c) 2014, 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.
-
-// Tests of interceptors.
-
-library closures_test;
-
-import 'js_backend_cps_ir_test.dart';
-
-const List<TestEntry> tests = const [
-  const TestEntry("""
-main(x) {
-  a() {
-    return x;
-  }
-  x = x + '1';
-  print(a());
-}
-""",
-r"""
-function(x) {
-  var box_0, a, v0;
-  box_0 = {};
-  box_0.x_0 = x;
-  a = new V.main_a(box_0);
-  x = box_0.x_0;
-  v0 = "1";
-  box_0.x_0 = J.getInterceptor(x).$add(x, v0);
-  P.print(a.call$0());
-  return null;
-}"""),
-
-  const TestEntry("""
-main(x) {
-  a() {
-    return x;
-  }
-  print(a());
-}
-""",
-r"""
-function(x) {
-  P.print(new V.main_a(x).call$0());
-  return null;
-}"""),
-
-  const TestEntry("""
-main() {
-  var x = 122;
-  var a = () => x;
-  x = x + 1;
-  print(a());
-}
-""",
-r"""
-function() {
-  var box_0, a, x, v0;
-  box_0 = {};
-  box_0.x_0 = 122;
-  a = new V.main_closure(box_0);
-  x = box_0.x_0;
-  v0 = 1;
-  box_0.x_0 = J.getInterceptor(x).$add(x, v0);
-  P.print(a.call$0());
-  return null;
-}"""),
-
-  const TestEntry("""
-main() {
-  var x = 122;
-  var a = () {
-    var y = x;
-    return () => y;
-  };
-  x = x + 1;
-  print(a()());
-}
-""",
-r"""
-function() {
-  var box_0, a, x, v0;
-  box_0 = {};
-  box_0.x_0 = 122;
-  a = new V.main_closure(box_0);
-  x = box_0.x_0;
-  v0 = 1;
-  box_0.x_0 = J.getInterceptor(x).$add(x, v0);
-  P.print(a.call$0().call$0());
-  return null;
-}"""),
-
-  const TestEntry("""
-main() {
-  var a;
-  for (var i=0; i<10; i++) {
-    a = () => i;
-  }
-  print(a());
-}
-""",
-r"""
-function() {
-  var a, box_0, i, v0, box_01, v1;
-  a = null;
-  box_0 = {};
-  box_0.i_0 = 0;
-  while (true) {
-    i = box_0.i_0;
-    v0 = 10;
-    if (P.identical(J.getInterceptor(i).$lt(i, v0), true)) {
-      a = new V.main_closure(box_0);
-      box_01 = {};
-      box_01.i_0 = box_0.i_0;
-      i = box_01.i_0;
-      v1 = 1;
-      box_01.i_0 = J.getInterceptor(i).$add(i, v1);
-      box_0 = box_01;
-    } else {
-      P.print(a.call$0());
-      return null;
-    }
-  }
-}"""),
-];