1 files changed, 69 insertions, 0 deletions
diff --git a/unittests/ADT/MapVectorTest.cpp b/unittests/ADT/MapVectorTest.cpp
index 11178bc..8919799 100644
--- a/unittests/ADT/MapVectorTest.cpp
+++ b/unittests/ADT/MapVectorTest.cpp
@@ -9,6 +9,7 @@
 
 #include "gtest/gtest.h"
 #include "llvm/ADT/MapVector.h"
+#include "llvm/ADT/iterator_range.h"
 #include <utility>
 
 using namespace llvm;
@@ -53,3 +54,71 @@ TEST(MapVectorTest, insert_pop) {
   EXPECT_EQ(MV[1], 2);
   EXPECT_EQ(MV[4], 7);
 }
+
+TEST(MapVectorTest, erase) {
+  MapVector<int, int> MV;
+
+  MV.insert(std::make_pair(1, 2));
+  MV.insert(std::make_pair(3, 4));
+  MV.insert(std::make_pair(5, 6));
+  ASSERT_EQ(MV.size(), 3u);
+
+  MV.erase(MV.find(1));
+  ASSERT_EQ(MV.size(), 2u);
+  ASSERT_EQ(MV.find(1), MV.end());
+  ASSERT_EQ(MV[3], 4);
+  ASSERT_EQ(MV[5], 6);
+
+  ASSERT_EQ(MV.erase(3), 1u);
+  ASSERT_EQ(MV.size(), 1u);
+  ASSERT_EQ(MV.find(3), MV.end());
+  ASSERT_EQ(MV[5], 6);
+
+  ASSERT_EQ(MV.erase(79), 0u);
+  ASSERT_EQ(MV.size(), 1u);
+}
+
+TEST(MapVectorTest, remove_if) {
+  MapVector<int, int> MV;
+
+  MV.insert(std::make_pair(1, 11));
+  MV.insert(std::make_pair(2, 12));
+  MV.insert(std::make_pair(3, 13));
+  MV.insert(std::make_pair(4, 14));
+  MV.insert(std::make_pair(5, 15));
+  MV.insert(std::make_pair(6, 16));
+  ASSERT_EQ(MV.size(), 6u);
+
+  MV.remove_if([](const std::pair<int, int> &Val) { return Val.second % 2; });
+  ASSERT_EQ(MV.size(), 3u);
+  ASSERT_EQ(MV.find(1), MV.end());
+  ASSERT_EQ(MV.find(3), MV.end());
+  ASSERT_EQ(MV.find(5), MV.end());
+  ASSERT_EQ(MV[2], 12);
+  ASSERT_EQ(MV[4], 14);
+  ASSERT_EQ(MV[6], 16);
+}
+
+TEST(MapVectorTest, iteration_test) {
+  MapVector<int, int> MV;
+
+  MV.insert(std::make_pair(1, 11));
+  MV.insert(std::make_pair(2, 12));
+  MV.insert(std::make_pair(3, 13));
+  MV.insert(std::make_pair(4, 14));
+  MV.insert(std::make_pair(5, 15));
+  MV.insert(std::make_pair(6, 16));
+  ASSERT_EQ(MV.size(), 6u);
+
+  int count = 1;
+  for (auto P : make_range(MV.begin(), MV.end())) {
+    ASSERT_EQ(P.first, count);
+    count++;
+  }
+
+  count = 6;
+  for (auto P : make_range(MV.rbegin(), MV.rend())) {
+    ASSERT_EQ(P.first, count);
+    count--;
+  }
+}