[llvm-profdata] Add support for weighted merge of profile data

[oota-llvm.git] / unittests / ProfileData / InstrProfTest.cpp

diff --git a/unittests/ProfileData/InstrProfTest.cpp b/unittests/ProfileData/InstrProfTest.cpp
index 635a5431a5133f62c51ee2eb657451ab7be4d524..946afdadba9333911ffd497a81553a2c82f44fed 100644 (file)
--- a/unittests/ProfileData/InstrProfTest.cpp
+++ b/unittests/ProfileData/InstrProfTest.cpp
@@ -490,4 +490,24 @@ TEST_F(InstrProfTest, get_max_function_count) {
   ASSERT_EQ(1ULL << 63, Reader->getMaximumFunctionCount());
 }
 
+TEST_F(InstrProfTest, get_weighted_function_counts) {
+  InstrProfRecord Record1("foo", 0x1234, {1, 2});
+  InstrProfRecord Record2("foo", 0x1235, {3, 4});
+  Writer.addRecord(std::move(Record1), 3);
+  Writer.addRecord(std::move(Record2), 5);
+  auto Profile = Writer.writeBuffer();
+  readProfile(std::move(Profile));
+
+  std::vector<uint64_t> Counts;
+  ASSERT_TRUE(NoError(Reader->getFunctionCounts("foo", 0x1234, Counts)));
+  ASSERT_EQ(2U, Counts.size());
+  ASSERT_EQ(3U, Counts[0]);
+  ASSERT_EQ(6U, Counts[1]);
+
+  ASSERT_TRUE(NoError(Reader->getFunctionCounts("foo", 0x1235, Counts)));
+  ASSERT_EQ(2U, Counts.size());
+  ASSERT_EQ(15U, Counts[0]);
+  ASSERT_EQ(20U, Counts[1]);
+}
+
 } // end anonymous namespace