Index: courgette/third_party/paged_array_unittest.cc |
diff --git a/courgette/third_party/paged_array_unittest.cc b/courgette/third_party/paged_array_unittest.cc |
index faa5548fb8f13d870b7ce8666a57b6a0e6817477..1c3ce1b0db74b2eb44b0b61728b8f24aacffab5c 100644 |
--- a/courgette/third_party/paged_array_unittest.cc |
+++ b/courgette/third_party/paged_array_unittest.cc |
@@ -4,6 +4,8 @@ |
#include "courgette/third_party/paged_array.h" |
+#include <algorithm> |
+ |
#include "testing/gtest/include/gtest/gtest.h" |
class PagedArrayTest : public testing::Test { |
@@ -44,3 +46,42 @@ TEST_F(PagedArrayTest, TestAccess) { |
EXPECT_EQ(i, a[i]); |
} |
} |
+ |
+TEST_F(PagedArrayTest, TestIterator) { |
+ const int kIterSize = 1024 * 1024; |
+ courgette::PagedArray<int> a; |
+ EXPECT_TRUE(a.begin() == a.end()); |
+ EXPECT_FALSE(a.begin() != a.end()); |
+ EXPECT_FALSE(a.begin() < a.end()); |
+ EXPECT_FALSE(a.end() < a.begin()); |
+ |
+ a.Allocate(kIterSize); |
+ EXPECT_FALSE(a.begin() == a.end()); |
+ EXPECT_TRUE(a.begin() != a.end()); |
+ EXPECT_TRUE(a.begin() < a.end()); |
+ EXPECT_FALSE(a.end() < a.begin()); |
+ EXPECT_EQ(kIterSize, a.end() - a.begin()); |
+ EXPECT_TRUE(a.begin() + kIterSize == a.end()); |
+ |
+ for (int i = 0; i < kIterSize; ++i) { |
+ a[i] = i; |
+ } |
+ std::reverse(a.begin(), a.end()); |
+ for (auto it = a.begin(); it != a.end(); ++it) { |
+ EXPECT_EQ(a.end() - it - 1, *it); |
+ } |
+} |
+ |
+TEST_F(PagedArrayTest, TestSort) { |
+ const int kPrimeSize = 300007; |
+ courgette::PagedArray<int> a; |
+ a.Allocate(kPrimeSize); |
+ EXPECT_EQ(kPrimeSize, a.end() - a.begin()); |
+ for (int i = 0; i < kPrimeSize; ++i) { |
+ a[i] = (i + 11) * 1031 % kPrimeSize; // Produces distinct elements. |
+ } |
+ std::sort(a.begin(), a.end()); |
+ for (int i = 0; i < kPrimeSize; i += 1000) { |
+ EXPECT_EQ(i, *(a.begin() + i)); |
+ } |
+} |