1 files changed, 30 insertions, 4 deletions

diff --git a/unittests/Support/CachePruningTest.cpp b/unittests/Support/CachePruningTest.cpp
index 04ac0d09b493..1bb57871925c 100644
--- a/unittests/Support/CachePruningTest.cpp
+++ b/unittests/Support/CachePruningTest.cpp
@@ -18,7 +18,7 @@ TEST(CachePruningPolicyParser, Empty) {
   ASSERT_TRUE(bool(P));
   EXPECT_EQ(std::chrono::seconds(1200), P->Interval);
   EXPECT_EQ(std::chrono::hours(7 * 24), P->Expiration);
-  EXPECT_EQ(75u, P->PercentageOfAvailableSpace);
+  EXPECT_EQ(75u, P->MaxSizePercentageOfAvailableSpace);
 }
 
 TEST(CachePruningPolicyParser, Interval) {
@@ -39,10 +39,30 @@ TEST(CachePruningPolicyParser, Expiration) {
   EXPECT_EQ(std::chrono::seconds(1), P->Expiration);
 }
 
-TEST(CachePruningPolicyParser, PercentageOfAvailableSpace) {
+TEST(CachePruningPolicyParser, MaxSizePercentageOfAvailableSpace) {
   auto P = parseCachePruningPolicy("cache_size=100%");
   ASSERT_TRUE(bool(P));
-  EXPECT_EQ(100u, P->PercentageOfAvailableSpace);
+  EXPECT_EQ(100u, P->MaxSizePercentageOfAvailableSpace);
+  EXPECT_EQ(0u, P->MaxSizeBytes);
+}
+
+TEST(CachePruningPolicyParser, MaxSizeBytes) {
+  auto P = parseCachePruningPolicy("cache_size_bytes=1");
+  ASSERT_TRUE(bool(P));
+  EXPECT_EQ(75u, P->MaxSizePercentageOfAvailableSpace);
+  EXPECT_EQ(1u, P->MaxSizeBytes);
+  P = parseCachePruningPolicy("cache_size_bytes=2k");
+  ASSERT_TRUE(bool(P));
+  EXPECT_EQ(75u, P->MaxSizePercentageOfAvailableSpace);
+  EXPECT_EQ(2u * 1024u, P->MaxSizeBytes);
+  P = parseCachePruningPolicy("cache_size_bytes=3m");
+  ASSERT_TRUE(bool(P));
+  EXPECT_EQ(75u, P->MaxSizePercentageOfAvailableSpace);
+  EXPECT_EQ(3u * 1024u * 1024u, P->MaxSizeBytes);
+  P = parseCachePruningPolicy("cache_size_bytes=4G");
+  ASSERT_TRUE(bool(P));
+  EXPECT_EQ(75u, P->MaxSizePercentageOfAvailableSpace);
+  EXPECT_EQ(4ull * 1024ull * 1024ull * 1024ull, P->MaxSizeBytes);
 }
 
 TEST(CachePruningPolicyParser, Multiple) {
@@ -50,7 +70,7 @@ TEST(CachePruningPolicyParser, Multiple) {
   ASSERT_TRUE(bool(P));
   EXPECT_EQ(std::chrono::seconds(1200), P->Interval);
   EXPECT_EQ(std::chrono::seconds(1), P->Expiration);
-  EXPECT_EQ(50u, P->PercentageOfAvailableSpace);
+  EXPECT_EQ(50u, P->MaxSizePercentageOfAvailableSpace);
 }
 
 TEST(CachePruningPolicyParser, Errors) {
@@ -66,6 +86,12 @@ TEST(CachePruningPolicyParser, Errors) {
             toString(parseCachePruningPolicy("cache_size=foo%").takeError()));
   EXPECT_EQ("'101' must be between 0 and 100",
             toString(parseCachePruningPolicy("cache_size=101%").takeError()));
+  EXPECT_EQ(
+      "'foo' not an integer",
+      toString(parseCachePruningPolicy("cache_size_bytes=foo").takeError()));
+  EXPECT_EQ(
+      "'foo' not an integer",
+      toString(parseCachePruningPolicy("cache_size_bytes=foom").takeError()));
   EXPECT_EQ("Unknown key: 'foo'",
             toString(parseCachePruningPolicy("foo=bar").takeError()));
 }