Adding knobs on HQP provider.

chrome/browser/history/scored_history_match_unittest.cc

Index: chrome/browser/history/scored_history_match_unittest.cc
diff --git a/chrome/browser/history/scored_history_match_unittest.cc b/chrome/browser/history/scored_history_match_unittest.cc
index 4989966eda6eb271a3c5cc935a26e39dae626d98..ef1f9bb44c1cf603f5274367ba389f26a2e5e5da 100644
--- a/chrome/browser/history/scored_history_match_unittest.cc
+++ b/chrome/browser/history/scored_history_match_unittest.cc
@@ -344,6 +344,57 @@ TEST_F(ScoredHistoryMatchTest, GetTopicalityScoreTrailingSlash) {
   EXPECT_EQ(hostname_no_slash, hostname);
 }
 
+// This function tests the final-relevancy score.
+TEST_F(ScoredHistoryMatchTest, GetFinalRelevancyScore) {
+  ScoredHistoryMatch scored_match;
+  // Checking the scores at maximum range.
+  float topicality_score = 1.0;
+  float frequency_score = 15.0;
+  // hqp_relevance_buckets = "1.5:600,12.0:1300,20.0:1399";
+  std::vector<ScoredHistoryMatch::ScoreMaxRelevance> hqp_buckets;
+  hqp_buckets.push_back(std::make_pair(1.5, 600));
+  hqp_buckets.push_back(std::make_pair(12.0, 1300));
+  hqp_buckets.push_back(std::make_pair(20.0, 1399));
+  EXPECT_EQ(1337,
+            scored_match.GetFinalRelevancyScore(topicality_score,
+                                                frequency_score,
+                                                hqp_buckets));
+  // Checking the scores at border line.
+  topicality_score = 0.5;
+  frequency_score = 10.0;
+  // hqp_relevance_buckets = "1:200,4:500,5:900,10:1000";
+  hqp_buckets.clear();
+  hqp_buckets.push_back(std::make_pair(1, 200));
+  hqp_buckets.push_back(std::make_pair(4, 500));
+  hqp_buckets.push_back(std::make_pair(5, 900));
+  hqp_buckets.push_back(std::make_pair(10, 1000));
+  EXPECT_EQ(900,
+            scored_match.GetFinalRelevancyScore(topicality_score,
+                                                frequency_score,
+                                                hqp_buckets));
+  // Checking the score of intermediate.
+  topicality_score = 0.5;
+  frequency_score = 10.0;
+  // hqp_relevance_buckets = "1:200,4:500,8:900,10:1000";
+  hqp_buckets.clear();
+  hqp_buckets.push_back(std::make_pair(1, 200));
+  hqp_buckets.push_back(std::make_pair(4, 500));
+  hqp_buckets.push_back(std::make_pair(8, 900));
+  hqp_buckets.push_back(std::make_pair(10, 1000));
+  EXPECT_EQ(600,  // 500 + (((900 - 500)/(8 -4)) * 1) = 600.
+            scored_match.GetFinalRelevancyScore(topicality_score,
+                                                frequency_score,
+                                                hqp_buckets));
+  // Never give the score greater than maximum specified.
+  topicality_score = 0.5;
+  frequency_score = 22.0;
+  // hqp_relevance_buckets unchanged.
+  EXPECT_EQ(1000,
+            scored_match.GetFinalRelevancyScore(topicality_score,
+                                                frequency_score,
+                                                hqp_buckets));
+}
+
 // This function only tests scoring of single terms that match exactly
 // once somewhere in the URL or title.
 TEST_F(ScoredHistoryMatchTest, GetTopicalityScore) {