Repo created

libs/base/base_tests/non_intersecting_intervals_tests.cpp

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+#include "testing/testing.hpp"
+
+#include "base/non_intersecting_intervals.hpp"
+
+namespace
+{
+using namespace base;
+
+UNIT_TEST(NonIntersectingIntervals_1)
+{
+  NonIntersectingIntervals<int> intervals;
+
+  TEST(intervals.AddInterval(1, 10), ());
+  TEST(intervals.AddInterval(11, 15), ());
+  // Overlap with [1, 10].
+  TEST(!intervals.AddInterval(1, 20), ());
+
+  // Overlap with [11, 15].
+  TEST(!intervals.AddInterval(13, 20), ());
+
+  // Overlap with [1, 10] and [11, 15].
+  TEST(!intervals.AddInterval(0, 100), ());
+
+  TEST(intervals.AddInterval(100, 150), ());
+
+  // Overlap with [100, 150].
+  TEST(!intervals.AddInterval(90, 200), ());
+}
+
+UNIT_TEST(NonIntersectingIntervals_2)
+{
+  NonIntersectingIntervals<int> intervals;
+
+  TEST(intervals.AddInterval(1, 10), ());
+  // Overlap with [1, 10].
+  TEST(!intervals.AddInterval(2, 9), ());
+}
+
+UNIT_TEST(NonIntersectingIntervals_3)
+{
+  NonIntersectingIntervals<int> intervals;
+
+  TEST(intervals.AddInterval(1, 10), ());
+  // Overlap with [1, 10].
+  TEST(!intervals.AddInterval(0, 20), ());
+}
+
+UNIT_TEST(NonIntersectingIntervals_4)
+{
+  NonIntersectingIntervals<int> intervals;
+
+  TEST(intervals.AddInterval(1, 10), ());
+  // Overlap with [1, 10].
+  TEST(!intervals.AddInterval(10, 20), ());
+  TEST(!intervals.AddInterval(0, 1), ());
+}
+
+UNIT_TEST(NonIntersectingIntervals_5)
+{
+  NonIntersectingIntervals<int> intervals;
+
+  TEST(intervals.AddInterval(0, 1), ());
+
+  // Overlap with [0, 1].
+  TEST(!intervals.AddInterval(1, 2), ());
+
+  TEST(intervals.AddInterval(2, 3), ());
+  TEST(intervals.AddInterval(4, 5), ());
+
+  // Overlap with [0, 1] and [2, 3].
+  TEST(!intervals.AddInterval(1, 3), ());
+
+  // Overlap with [2, 3].
+  TEST(!intervals.AddInterval(2, 2), ());
+
+  // Overlap with [2, 3] and [4, 5].
+  TEST(!intervals.AddInterval(2, 5), ());
+}
+}  // namespace