diff --git a/tests/language/library/a.dart b/tests/language/library/a.dart
deleted file mode 100644
index 95f855e7661..00000000000
--- a/tests/language/library/a.dart
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2011, 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 libraryA.dart;
-
-import "c.dart";
-
-var fooA = fooC;
diff --git a/tests/language/library/b.dart b/tests/language/library/b.dart
deleted file mode 100644
index 2a36a647d36..00000000000
--- a/tests/language/library/b.dart
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2011, 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 libraryB.dart;
-
-import "c.dart";
-
-var fooB = fooC;
diff --git a/tests/language/library/c.dart b/tests/language/library/c.dart
deleted file mode 100644
index fcf3555c930..00000000000
--- a/tests/language/library/c.dart
+++ /dev/null
@@ -1,8 +0,0 @@
-// Copyright (c) 2011, 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 libraryC.dart;
-
-var fooC = 10;
diff --git a/tests/language/library/d.dart b/tests/language/library/d.dart
deleted file mode 100644
index 054c0339083..00000000000
--- a/tests/language/library/d.dart
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2011, 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 libraryD.dart;
-
-import "f.dart";
-
-var fooD = fooC;
diff --git a/tests/language/library/e.dart b/tests/language/library/e.dart
deleted file mode 100644
index 0332e42cd1e..00000000000
--- a/tests/language/library/e.dart
+++ /dev/null
@@ -1,11 +0,0 @@
-// Copyright (c) 2011, 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 libraryE.dart;
-
-import "c.dart";
-import "f.dart";
-
-var fooE = 0;
diff --git a/tests/language/library/f.dart b/tests/language/library/f.dart
deleted file mode 100644
index f73e3cb6e87..00000000000
--- a/tests/language/library/f.dart
+++ /dev/null
@@ -1,8 +0,0 @@
-// Copyright (c) 2011, 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 libraryF.dart;
-
-var fooC = 10;
diff --git a/tests/language/library/library3.dart b/tests/language/library/library3.dart
deleted file mode 100644
index 625f568c458..00000000000
--- a/tests/language/library/library3.dart
+++ /dev/null
@@ -1,8 +0,0 @@
-// Copyright (c) 2011, 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 library3.dart;
-
-import "../library2.dart"; // defines "foo" and "foo1".
diff --git a/tests/language/library/library4.dart b/tests/language/library/library4.dart
deleted file mode 100644
index 25af0117371..00000000000
--- a/tests/language/library/library4.dart
+++ /dev/null
@@ -1,11 +0,0 @@
-// Copyright (c) 2011, 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 library4.dart;
-
-import "../library2.dart"; // defines "foo" and "foo1".
-
-var foo;
-var foo1 = 0;
diff --git a/tests/language/script/source.dart b/tests/language/script/source.dart
deleted file mode 100644
index 44f0d3464fc..00000000000
--- a/tests/language/script/source.dart
+++ /dev/null
@@ -1,7 +0,0 @@
-// Copyright (c) 2011, 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.
-
-// A perfectly legal dart source file for use with script and library tests.
-
-const int script_source = 1;
diff --git a/tests/language/top_level/file3.dart b/tests/language/top_level/file3.dart
deleted file mode 100644
index a42c558c751..00000000000
--- a/tests/language/top_level/file3.dart
+++ /dev/null
@@ -1,7 +0,0 @@
-// Copyright (c) 2011, 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.
-
-main() {
-  Expect.equals(42, prefix.topLevelVar);
-}
diff --git a/tests/language_2/library/a.dart b/tests/language_2/library/a.dart
deleted file mode 100644
index 1b7fc617cc4..00000000000
--- a/tests/language_2/library/a.dart
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) 2011, 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.
-//
-
-// @dart = 2.9
-
-library libraryA.dart;
-
-import "c.dart";
-
-var fooA = fooC;
diff --git a/tests/language_2/library/b.dart b/tests/language_2/library/b.dart
deleted file mode 100644
index dfc7b36d989..00000000000
--- a/tests/language_2/library/b.dart
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) 2011, 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.
-//
-
-// @dart = 2.9
-
-library libraryB.dart;
-
-import "c.dart";
-
-var fooB = fooC;
diff --git a/tests/language_2/library/c.dart b/tests/language_2/library/c.dart
deleted file mode 100644
index cc212ff1018..00000000000
--- a/tests/language_2/library/c.dart
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2011, 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.
-//
-
-// @dart = 2.9
-
-library libraryC.dart;
-
-var fooC = 10;
diff --git a/tests/language_2/library/d.dart b/tests/language_2/library/d.dart
deleted file mode 100644
index 25ec2a91afa..00000000000
--- a/tests/language_2/library/d.dart
+++ /dev/null
@@ -1,12 +0,0 @@
-// Copyright (c) 2011, 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.
-//
-
-// @dart = 2.9
-
-library libraryD.dart;
-
-import "f.dart";
-
-var fooD = fooC;
diff --git a/tests/language_2/library/e.dart b/tests/language_2/library/e.dart
deleted file mode 100644
index c00631e5c4b..00000000000
--- a/tests/language_2/library/e.dart
+++ /dev/null
@@ -1,13 +0,0 @@
-// Copyright (c) 2011, 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.
-//
-
-// @dart = 2.9
-
-library libraryE.dart;
-
-import "c.dart";
-import "f.dart";
-
-var fooE = 0;
diff --git a/tests/language_2/library/f.dart b/tests/language_2/library/f.dart
deleted file mode 100644
index 085bea44215..00000000000
--- a/tests/language_2/library/f.dart
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2011, 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.
-//
-
-// @dart = 2.9
-
-library libraryF.dart;
-
-var fooC = 10;
diff --git a/tests/language_2/library/library3.dart b/tests/language_2/library/library3.dart
deleted file mode 100644
index 96a979f71f4..00000000000
--- a/tests/language_2/library/library3.dart
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright (c) 2011, 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.
-//
-
-// @dart = 2.9
-
-library library3.dart;
-
-import "../library2.dart"; // defines "foo" and "foo1".
diff --git a/tests/language_2/library/library4.dart b/tests/language_2/library/library4.dart
deleted file mode 100644
index f4d701e95ba..00000000000
--- a/tests/language_2/library/library4.dart
+++ /dev/null
@@ -1,13 +0,0 @@
-// Copyright (c) 2011, 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.
-//
-
-// @dart = 2.9
-
-library library4.dart;
-
-import "../library2.dart"; // defines "foo" and "foo1".
-
-var foo;
-var foo1 = 0;
diff --git a/tests/language_2/script/source.dart b/tests/language_2/script/source.dart
deleted file mode 100644
index b9861c7d494..00000000000
--- a/tests/language_2/script/source.dart
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright (c) 2011, 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.
-
-// @dart = 2.9
-
-// A perfectly legal dart source file for use with script and library tests.
-
-const int script_source = 1;
diff --git a/tests/language_2/top_level/file3.dart b/tests/language_2/top_level/file3.dart
deleted file mode 100644
index d9ffab68d9c..00000000000
--- a/tests/language_2/top_level/file3.dart
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright (c) 2011, 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.
-
-// @dart = 2.9
-
-main() {
-  Expect.equals(42, prefix.topLevelVar);
-}