1 files changed, 59 insertions, 0 deletions
diff --git a/src/jaegertracing/opentelemetry-cpp/sdk/test/common/circular_buffer_range_test.cc b/src/jaegertracing/opentelemetry-cpp/sdk/test/common/circular_buffer_range_test.cc
new file mode 100644
index 000000000..585270468
--- /dev/null
+++ b/src/jaegertracing/opentelemetry-cpp/sdk/test/common/circular_buffer_range_test.cc
@@ -0,0 +1,59 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+#include "opentelemetry/sdk/common/circular_buffer_range.h"
+
+#include <iterator>
+
+#include <gtest/gtest.h>
+using opentelemetry::sdk::common::CircularBufferRange;
+
+TEST(CircularBufferRangeTest, ForEach)
+{
+  int array1[] = {1, 2, 3, 4};
+  int array2[] = {5, 6, 7};
+  CircularBufferRange<int> range{array1, array2};
+
+  int x = 0;
+  range.ForEach([&](int y) {
+    EXPECT_EQ(++x, y);
+    return true;
+  });
+  EXPECT_EQ(x, 7);
+}
+
+TEST(CircularBufferRangeTest, ForEachWithExit)
+{
+  int array1[] = {1, 2, 3, 4};
+  int array2[] = {5, 6, 7};
+  CircularBufferRange<int> range{array1, array2};
+
+  int x = 0;
+  range.ForEach([&](int y) {
+    EXPECT_EQ(++x, y);
+    return false;
+  });
+  EXPECT_EQ(x, 1);
+
+  x = 0;
+  range.ForEach([&](int y) {
+    EXPECT_EQ(++x, y);
+    return y != 5;
+  });
+  EXPECT_EQ(x, 5);
+}
+
+TEST(CircularBufferRangeTest, Conversion)
+{
+  int array1[] = {1, 2, 3, 4};
+  int array2[] = {5, 6, 7};
+  CircularBufferRange<int> range{array1, array2};
+
+  CircularBufferRange<const int> range2{range};
+  int x = 0;
+  range2.ForEach([&](int y) {
+    EXPECT_EQ(++x, y);
+    return true;
+  });
+  EXPECT_EQ(x, 7);
+}