fix and add test

Author: Arthur Ozga

tests/cases/fourslash/formatOnEnterOpenBraceAddNewLine.ts

@@ -0,0 +1,18 @@
+/// <reference path="fourslash.ts"/>
+
+//// if(true) {/*0*/}
+//// if(false)/*1*/{
+//// }
+
+format.setOption("PlaceOpenBraceOnNewLineForControlBlocks", true);
+goTo.marker("0");
+edit.insertLine("");
+goTo.marker("1");
+edit.insertLine("");
+verify.currentFileContentIs(
+`if (true)
+{
+}
+if (false)
+{
+}`);

tests/cases/fourslash/formatOnEnterOpenBraceRemoveNewLine.ts

@@ -3,12 +3,8 @@
 //// if(true)
 //// /**/
 
-
 format.setOption("PlaceOpenBraceOnNewLineForControlBlocks", false);
 goTo.marker("");
 edit.insert("{");
-// TODO: figure out how to get rid of 3 extra spaces on second last line.
 verify.currentFileContentIs(
     `if (true) {`);
-
-