Format all tests.

tests/corelib_strong/regexp/assertion_test.dart

Index: tests/corelib_strong/regexp/assertion_test.dart
diff --git a/tests/corelib_strong/regexp/assertion_test.dart b/tests/corelib_strong/regexp/assertion_test.dart
index 9899a85d0ae7346cbfccb90178061418f27d41b0..43ee1ca6f2c5186abe233caf1471b8e017ca149f 100644
--- a/tests/corelib_strong/regexp/assertion_test.dart
+++ b/tests/corelib_strong/regexp/assertion_test.dart
@@ -29,28 +29,28 @@ void main() {
   description("This page tests handling of parenthetical assertions.");
 
   var regex1 = new RegExp(r"(x)(?=\1)x");
-  shouldBe(regex1.firstMatch('xx'), ['xx','x']);
+  shouldBe(regex1.firstMatch('xx'), ['xx', 'x']);
 
   var regex2 = new RegExp(r"(.*?)a(?!(a+)b\2c)\2(.*)");
-  shouldBe(regex2.firstMatch('baaabaac'), ['baaabaac','ba',null,'abaac']);
+  shouldBe(regex2.firstMatch('baaabaac'), ['baaabaac', 'ba', null, 'abaac']);
 
   var regex3 = new RegExp(r"(?=(a+?))(\1ab)");
-  shouldBe(regex3.firstMatch('aaab'), ['aab','a','aab']);
+  shouldBe(regex3.firstMatch('aaab'), ['aab', 'a', 'aab']);
 
   var regex4 = new RegExp(r"(?=(a+?))(\1ab)");
-  shouldBe(regex4.firstMatch('aaab'), ['aab','a','aab']);
+  shouldBe(regex4.firstMatch('aaab'), ['aab', 'a', 'aab']);
 
   var regex5 = new RegExp(r"^P([1-6])(?=\1)([1-6])$");
-  shouldBe(regex5.firstMatch('P11'), ['P11','1','1']);
+  shouldBe(regex5.firstMatch('P11'), ['P11', '1', '1']);
 
   var regex6 = new RegExp(r"(([a-c])b*?\2)*");
-  shouldBe(regex6.firstMatch('ababbbcbc'), ['ababb','bb','b']);
+  shouldBe(regex6.firstMatch('ababbbcbc'), ['ababb', 'bb', 'b']);
 
   var regex7 = new RegExp(r"(x)(?=x)x");
-  shouldBe(regex7.firstMatch('xx'), ['xx','x']);
+  shouldBe(regex7.firstMatch('xx'), ['xx', 'x']);
 
   var regex8 = new RegExp(r"(x)(\1)");
-  shouldBe(regex8.firstMatch('xx'), ['xx','x','x']);
+  shouldBe(regex8.firstMatch('xx'), ['xx', 'x', 'x']);
 
   var regex9 = new RegExp(r"(x)(?=\1)x");
   shouldBeNull(regex9.firstMatch('xy'));
@@ -63,48 +63,50 @@ void main() {
 
   var regex12 = new RegExp(r"(x)(?=\1)x");
   shouldBeNull(regex12.firstMatch('x'));
-  shouldBe(regex12.firstMatch('xx'), ['xx','x']);
-  shouldBe(regex12.firstMatch('xxy'), ['xx','x']);
+  shouldBe(regex12.firstMatch('xx'), ['xx', 'x']);
+  shouldBe(regex12.firstMatch('xxy'), ['xx', 'x']);
 
   var regex13 = new RegExp(r"(x)zzz(?=\1)x");
-  shouldBe(regex13.firstMatch('xzzzx'), ['xzzzx','x']);
-  shouldBe(regex13.firstMatch('xzzzxy'), ['xzzzx','x']);
+  shouldBe(regex13.firstMatch('xzzzx'), ['xzzzx', 'x']);
+  shouldBe(regex13.firstMatch('xzzzxy'), ['xzzzx', 'x']);
 
   var regex14 = new RegExp(r"(a)\1(?=(b*c))bc");
-  shouldBe(regex14.firstMatch('aabc'), ['aabc','a','bc']);
-  shouldBe(regex14.firstMatch('aabcx'), ['aabc','a','bc']);
+  shouldBe(regex14.firstMatch('aabc'), ['aabc', 'a', 'bc']);
+  shouldBe(regex14.firstMatch('aabcx'), ['aabc', 'a', 'bc']);
 
   var regex15 = new RegExp(r"(a)a(?=(b*c))bc");
-  shouldBe(regex15.firstMatch('aabc'), ['aabc','a','bc']);
-  shouldBe(regex15.firstMatch('aabcx'), ['aabc','a','bc']);
+  shouldBe(regex15.firstMatch('aabc'), ['aabc', 'a', 'bc']);
+  shouldBe(regex15.firstMatch('aabcx'), ['aabc', 'a', 'bc']);
 
   var regex16 = new RegExp(r"a(?=(b*c))bc");
   shouldBeNull(regex16.firstMatch('ab'));
-  shouldBe(regex16.firstMatch('abc'), ['abc','bc']);
+  shouldBe(regex16.firstMatch('abc'), ['abc', 'bc']);
 
   var regex17 = new RegExp(r"(?=((?:ab)*))a");
-  shouldBe(regex17.firstMatch('ab'), ['a','ab']);
-  shouldBe(regex17.firstMatch('abc'), ['a','ab']);
+  shouldBe(regex17.firstMatch('ab'), ['a', 'ab']);
+  shouldBe(regex17.firstMatch('abc'), ['a', 'ab']);
 
   var regex18 = new RegExp(r"(?=((?:xx)*))x");
-  shouldBe(regex18.firstMatch('x'), ['x','']);
-  shouldBe(regex18.firstMatch('xx'), ['x','xx']);
-  shouldBe(regex18.firstMatch('xxx'), ['x','xx']);
+  shouldBe(regex18.firstMatch('x'), ['x', '']);
+  shouldBe(regex18.firstMatch('xx'), ['x', 'xx']);
+  shouldBe(regex18.firstMatch('xxx'), ['x', 'xx']);
 
   var regex19 = new RegExp(r"(?=((xx)*))x");
-  shouldBe(regex19.firstMatch('x'), ['x','',null]);
-  shouldBe(regex19.firstMatch('xx'), ['x','xx','xx']);
-  shouldBe(regex19.firstMatch('xxx'), ['x','xx','xx']);
+  shouldBe(regex19.firstMatch('x'), ['x', '', null]);
+  shouldBe(regex19.firstMatch('xx'), ['x', 'xx', 'xx']);
+  shouldBe(regex19.firstMatch('xxx'), ['x', 'xx', 'xx']);
 
   var regex20 = new RegExp(r"(?=(xx))+x");
   shouldBeNull(regex20.firstMatch('x'));
-  shouldBe(regex20.firstMatch('xx'), ['x','xx']);
-  shouldBe(regex20.firstMatch('xxx'), ['x','xx']);
+  shouldBe(regex20.firstMatch('xx'), ['x', 'xx']);
+  shouldBe(regex20.firstMatch('xxx'), ['x', 'xx']);
 
   var regex21 = new RegExp(r"(?=a+b)aab");
   shouldBe(regex21.firstMatch('aab'), ['aab']);
 
-  var regex22 = new RegExp(r"(?!(u|m{0,}g+)u{1,}|2{2,}!1%n|(?!K|(?=y)|(?=ip))+?)(?=(?=(((?:7))*?)*?))p", multiLine: true);
+  var regex22 = new RegExp(
+      r"(?!(u|m{0,}g+)u{1,}|2{2,}!1%n|(?!K|(?=y)|(?=ip))+?)(?=(?=(((?:7))*?)*?))p",
+      multiLine: true);
   shouldBeNull(regex22.firstMatch('55up'));
 
   var regex23 = new RegExp(r"(?=(a)b|c?)()*d");