[MarkersIntersectingRange #2] Add DocumentMarkerController::MarkersIntersectingRange()

third_party/WebKit/Source/core/editing/markers/DocumentMarkerControllerTest.cpp

Index: third_party/WebKit/Source/core/editing/markers/DocumentMarkerControllerTest.cpp
diff --git a/third_party/WebKit/Source/core/editing/markers/DocumentMarkerControllerTest.cpp b/third_party/WebKit/Source/core/editing/markers/DocumentMarkerControllerTest.cpp
index fb1fcc9d8f69d83a452acd46f82bc360fc14e200..3f07c432da6a6601fa64154f1223e2ab6b38fba9 100644
--- a/third_party/WebKit/Source/core/editing/markers/DocumentMarkerControllerTest.cpp
+++ b/third_party/WebKit/Source/core/editing/markers/DocumentMarkerControllerTest.cpp
@@ -329,4 +329,56 @@ TEST_F(DocumentMarkerControllerTest, RemoveSpellingMarkersUnderWords) {
   EXPECT_EQ(DocumentMarker::kTextMatch, marker.GetType());
 }
 
+TEST_F(DocumentMarkerControllerTest, MarkersIntersectingRange) {
+  SetBodyInnerHTML("<div contenteditable>123456789</div>");
+  GetDocument().UpdateStyleAndLayout();
+  Element* div = GetDocument().QuerySelector("div");
+  Node* text = div->firstChild();
+
+  // Add a spelling marker on "123"
+  MarkerController().AddSpellingMarker(
+      EphemeralRange(Position(text, 0), Position(text, 3)));
+  // Add a text match marker on "456"
+  MarkerController().AddTextMatchMarker(
+      EphemeralRange(Position(text, 3), Position(text, 6)),
+      TextMatchMarker::MatchStatus::kInactive);
+  // Add a grammar marker on "789"
+  MarkerController().AddSpellingMarker(
+      EphemeralRange(Position(text, 6), Position(text, 9)));
+
+  // Query for spellcheck markers intersecting "3456". The text match marker
+  // should not be returned, nor should the spelling marker touching the range.
+  const HeapVector<std::pair<Member<Node>, Member<DocumentMarker>>>& results =
+      MarkerController().MarkersIntersectingRange(
+          EphemeralRange(Position(text, 2), Position(text, 6)),
+          DocumentMarker::MisspellingMarkers());
+
+  EXPECT_EQ(1u, results.size());
+  EXPECT_EQ(DocumentMarker::kSpelling, results[0].second->GetType());
+  EXPECT_EQ(0u, results[0].second->StartOffset());
+  EXPECT_EQ(3u, results[0].second->EndOffset());
+}
+
+TEST_F(DocumentMarkerControllerTest, MarkersIntersectingCollapsedRange) {
+  SetBodyInnerHTML("<div contenteditable>123456789</div>");
+  GetDocument().UpdateStyleAndLayout();
+  Element* div = GetDocument().QuerySelector("div");
+  Node* text = div->firstChild();
+
+  // Add a spelling marker on "123"
+  MarkerController().AddSpellingMarker(
+      EphemeralRange(Position(text, 0), Position(text, 3)));
+
+  // Query for spellcheck markers containing the position between "1" and "2"
+  const HeapVector<std::pair<Member<Node>, Member<DocumentMarker>>>& results =
+      MarkerController().MarkersIntersectingRange(
+          EphemeralRange(Position(text, 1), Position(text, 1)),
+          DocumentMarker::MisspellingMarkers());
+
+  EXPECT_EQ(1u, results.size());
+  EXPECT_EQ(DocumentMarker::kSpelling, results[0].second->GetType());
+  EXPECT_EQ(0u, results[0].second->StartOffset());
+  EXPECT_EQ(3u, results[0].second->EndOffset());
+}
+
 }  // namespace blink