public static void FixAllOneByOneTwoErrors() { var before = @" namespace N { class C { private readonly int ↓_value1; private readonly int ↓_value2; } }"; var after = @" namespace N { class C { private readonly int value1; private readonly int value2; } }"; var analyzer = new FieldNameMustNotBeginWithUnderscore(); var fix = new DoNotUseUnderscoreFix(); RoslynAssert.FixAllOneByOne(analyzer, fix, before, after); }