[WIP] Add support for Android SuggestionSpans when editing text

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

 /*
  * Copyright (c) 2013, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 18 matching lines @@
  */
 
 #include "core/editing/markers/DocumentMarkerController.h"
 
 #include <memory>
 #include "bindings/core/v8/ExceptionState.h"
 #include "core/dom/Document.h"
 #include "core/dom/Range.h"
 #include "core/dom/Text.h"
 #include "core/editing/EphemeralRange.h"
+#include "core/editing/PlainTextRange.h"
 #include "core/html/HTMLElement.h"
 #include "core/testing/DummyPageHolder.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 
 namespace blink {
 
 class DocumentMarkerControllerTest : public ::testing::Test {
  protected:
   DocumentMarkerControllerTest()
       : m_dummyPageHolder(DummyPageHolder::create(IntSize(800, 600))) {}
 
   Document& document() const { return m_dummyPageHolder->document(); }
   DocumentMarkerController& markerController() const {
     return document().markers();
   }
 
   Text* createTextNode(const char*);
   void markNodeContents(Node*);
-  void markNodeContentsWithComposition(Node*);
   void setBodyInnerHTML(const char*);
 
  private:
   std::unique_ptr<DummyPageHolder> m_dummyPageHolder;
 };
 
 Text* DocumentMarkerControllerTest::createTextNode(const char* textContents) {
   return document().createTextNode(String::fromUTF8(textContents));
 }
 
@@ skipping 155 matching lines @@
   // Try to make active a marker that doesn't exist.
   EXPECT_FALSE(markerController().setTextMatchMarkersActive(range, true));
 
   // Add a marker and try it once more.
   markerController().addTextMatchMarker(
       range, TextMatchMarker::MatchStatus::kInactive);
   EXPECT_EQ(1u, markerController().markers().size());
   EXPECT_TRUE(markerController().setTextMatchMarkersActive(range, true));
 }
 
+TEST_F(DocumentMarkerControllerTest, MarkersInRange) {
+  setBodyInnerHTML("<b>range, not in range</b>");
+  document().updateStyleAndLayout();
+  Element* bElement = toElement(document().body()->firstChild());
+  EphemeralRange markerRange = PlainTextRange(0, 5).createRange(*bElement);
+  markerController().addTextMatchMarker(markerRange, false);
+
+  DocumentMarkerVector results;
+
+  // Checking a zero-length range inside a DocumentMarker should return the
+  // marker
+  EphemeralRange rangeToCheck1 = PlainTextRange(2, 2).createRange(*bElement);
+  results = document().markers().markersInRange(rangeToCheck1,
+                                                DocumentMarker::AllMarkers());
+  EXPECT_EQ(1u, results.size());
+
+  // Checking a non-zero length range on the endpoint of a DocumentMarker
+  // shouldn't return anything
+  EphemeralRange rangeToCheck2 = PlainTextRange(0, 0).createRange(*bElement);
+  results = document().markers().markersInRange(rangeToCheck2,
+                                                DocumentMarker::AllMarkers());
+  EXPECT_EQ(0u, results.size());
+
+  // Checking a non-zero length that overlaps a DocumentMarker should return
+  // that marker
+  EphemeralRange rangeToCheck3 = PlainTextRange(4, 6).createRange(*bElement);
+  results = document().markers().markersInRange(rangeToCheck3,
+                                                DocumentMarker::AllMarkers());
+  EXPECT_EQ(1u, results.size());
+}
+
+TEST_F(DocumentMarkerControllerTest, MarkersInRangeInclusive) {
+  setBodyInnerHTML("<b>range, not in range</b>");
+  document().updateStyleAndLayout();
+  Element* bElement = toElement(document().body()->firstChild());
+  EphemeralRange markerRange = PlainTextRange(0, 5).createRange(*bElement);
+  markerController().addTextMatchMarker(markerRange, false);
+
+  DocumentMarkerVector results;
+
+  // Checking a zero-length range inside a DocumentMarker should return the
+  // marker
+  EphemeralRange rangeToCheck1 = PlainTextRange(2, 2).createRange(*bElement);
+  results = document().markers().markersInRangeInclusive(
+      rangeToCheck1, DocumentMarker::AllMarkers());
+  EXPECT_EQ(1u, results.size());
+
+  // Checking a zero length range touching a DocumentMarker should return the
+  // marker
+  EphemeralRange rangeToCheck2 = PlainTextRange(0, 0).createRange(*bElement);
+  results = document().markers().markersInRangeInclusive(
+      rangeToCheck2, DocumentMarker::AllMarkers());
+  EXPECT_EQ(1u, results.size());
+
+  // Checking a non-zero length that overlaps a DocumentMarker should return
+  // that marker
+  EphemeralRange rangeToCheck3 = PlainTextRange(4, 6).createRange(*bElement);
+  results = document().markers().markersInRangeInclusive(
+      rangeToCheck3, DocumentMarker::AllMarkers());
+  EXPECT_EQ(1u, results.size());
+
+  // Checking a zero-length range not touching a DocumentMarker shouldn't return
+  // anything
+  EphemeralRange rangeToCheck4 = PlainTextRange(6, 6).createRange(*bElement);
+  results = document().markers().markersInRangeInclusive(
+      rangeToCheck4, DocumentMarker::AllMarkers());
+  EXPECT_EQ(0u, results.size());
+}
+
 }  // namespace blink