Migrate the language tests up to arithmetic_test.

tests/language/adjacent_const_string_literals_test.dart

Index: tests/language/adjacent_const_string_literals_test.dart
diff --git a/tests/language/adjacent_const_string_literals_test.dart b/tests/language/adjacent_const_string_literals_test.dart
deleted file mode 100644
index 0af09ba311b556ba2f7896c668f402e7d799fd50..0000000000000000000000000000000000000000
--- a/tests/language/adjacent_const_string_literals_test.dart
+++ /dev/null
@@ -1,117 +0,0 @@
-// 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.
-
-import "package:expect/expect.dart";
-
-class Conster {
-  const Conster(this.value);
-
-  final value;
-
-  toString() {
-    return value.toString();
-  }
-}
-
-main() {
-  testEmpty();
-  testInterpolation();
-  testMultiline();
-}
-
-testEmpty() {
-  Expect.equals("", (const Conster("" "" "")).toString());
-  Expect.equals("", (const Conster("" '' "")).toString());
-  Expect.equals("", (const Conster("" "" r"")).toString());
-
-  Expect.equals("a", (const Conster("a" "")).toString());
-  Expect.equals("a", (const Conster("a" '')).toString());
-  Expect.equals("a", (const Conster("a" r'')).toString());
-
-  Expect.equals("b", (const Conster('b' "")).toString());
-  Expect.equals("b", (const Conster('b' '')).toString());
-  Expect.equals("b", (const Conster('b' r'')).toString());
-
-  Expect.equals("c", (const Conster(r'c' "")).toString());
-  Expect.equals("c", (const Conster(r'c' '')).toString());
-  Expect.equals("c", (const Conster(r'c' r'')).toString());
-
-  Expect.equals("a", (const Conster("" "a")).toString());
-  Expect.equals("a", (const Conster("" 'a')).toString());
-  Expect.equals("a", (const Conster("" r'a')).toString());
-
-  Expect.equals("b", (const Conster('' "b")).toString());
-  Expect.equals("b", (const Conster('' 'b')).toString());
-  Expect.equals("b", (const Conster('' r'b')).toString());
-
-  Expect.equals("c", (const Conster(r'' "c")).toString());
-  Expect.equals("c", (const Conster(r'' 'c')).toString());
-  Expect.equals("c", (const Conster(r'' r'c')).toString());
-}
-
-const s = "a";
-
-testInterpolation() {
-  Expect.equals(r"ab", (const Conster("$s" "b")).toString());
-  Expect.equals(r"ab", (const Conster('$s' "b")).toString());
-  Expect.equals(r"$sb", (const Conster(r'$s' "b")).toString());
-
-  Expect.equals(r"-a-b", (const Conster("-$s-" "b")).toString());
-  Expect.equals(r"-a-b", (const Conster('-$s-' "b")).toString());
-  Expect.equals(r"-$s-b", (const Conster(r'-$s-' "b")).toString());
-
-  Expect.equals(r"ba", (const Conster('b' "$s")).toString());
-  Expect.equals(r"ba", (const Conster('b' '$s')).toString());
-  Expect.equals(r"b$s", (const Conster('b' r'$s')).toString());
-
-  Expect.equals(r"b-a-", (const Conster('b' "-$s-")).toString());
-  Expect.equals(r"b-a-", (const Conster('b' '-$s-')).toString());
-  Expect.equals(r"b-$s-", (const Conster('b' r'-$s-')).toString());
-}
-
-testMultiline() {
-  Expect.equals(
-      "abe",
-      (const Conster("a"
-              "b"
-              "e"))
-          .toString());
-  Expect.equals(
-      "a b e",
-      (const Conster("a "
-              "b "
-              "e"))
-          .toString());
-  Expect.equals(
-      "a b e",
-      (const Conster("a"
-              " b"
-              " e"))
-          .toString());
-
-  Expect.equals(
-      "abe",
-      (const Conster("""
-a"""
-              "b"
-              "e"))
-          .toString());
-  Expect.equals(
-      "a b e",
-      (const Conster("""
-a"""
-              " b"
-              " e"))
-          .toString());
-
-  Expect.equals(
-      "abe",
-      (const Conster("""
-a"""
-              """
-b"""
-              """
-e"""))
-          .toString());
-}