[libSyntax] Adjust tests for improved syntax parsing behaviour

Author: ahoppen

test/Parse/invalid.swift

@@ -58,7 +58,7 @@ func testNotCoveredCase(x: Int) {
 // rdar://18926814
 func test4() {
   let abc = 123
-  _ = " >> \( abc } ) << " // expected-error {{expected ',' separator}} {{18-18=,}}  expected-error {{expected expression in list of expressions}}  expected-error {{extra tokens after interpolated string expression}}
+  _ = " >> \( abc } ) << " // expected-error {{expected ',' separator}} {{18-18=,}}  expected-error {{expected expression in list of expressions}}
 
 }
 

test/Syntax/diagnostics_verify.swift

@@ -3,13 +3,19 @@
 
 if true {
   try
-  // expected-error@-1 2 {{unknown expression syntax exists in the source}}
-  // expected-error@-2 {{unknown statement syntax exists in the source}}
-} // expected-error {{expected expression}} expected-error {{unknown statement syntax exists in the source}}
+  // expected-error@-1 {{unknown expression syntax exists in the source}}
+} // expected-error {{expected expression}}
 
 if false {
   [.]
   // expected-error@-1 {{expected identifier after '.' expression}}
   // expected-error@-2 2 {{unknown expression syntax exists in the source}}
-  // expected-error@-3 {{unknown statement syntax exists in the source}}
-} // expected-error {{unknown statement syntax exists in the source}}
+}
+
+class { // expected-error {{unknown declaration syntax exists in the source}}
+  // expected-error@-1 {{expected identifier in class declaration}}
+  // expected-note@-2 {{did you mean to use a 'do' statement?}}
+  // expected-error@-3 {{closure expression is unused}}
+  // expected-error@-4 {{top-level statement cannot begin with a closure expression}}
+
+}