Make a doc comment test

Author: cmcgee1024

test/SymbolGraph/Symbols/DocComment/SkipInherited.swift

@@ -0,0 +1,19 @@
+// RUN: %empty-directory(%t)
+// RUN: %target-build-swift %s -module-name SkipInheritedDocs -emit-module-path %t/SkipInheritedDocs.swiftmodule
+// RUN: %target-swift-symbolgraph-extract -module-name SkipInheritedDocs -I %t -pretty-print -skip-inherited-docs -output-dir %t
+// RUN: %FileCheck %s --input-file %t/SkipInheritedDocs.symbols.json
+
+/// Parent docs.
+public protocol P1 {
+  /// Parent func docs.
+  func p2()
+}
+
+/// Child docs
+public class C1: P1 {
+  public func p2() {}
+}
+
+// CHECK: "Parent func docs."
+// CHECK-NOT: "Parent func docs."
+