intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

2 files changed, 103 insertions, 0 deletions

diff --git a/library/cpp/containers/stack_array/ut/tests_ut.cpp b/library/cpp/containers/stack_array/ut/tests_ut.cpp
new file mode 100644
index 0000000000..3e96384f0e
--- /dev/null
+++ b/library/cpp/containers/stack_array/ut/tests_ut.cpp
@@ -0,0 +1,94 @@
+#include <library/cpp/containers/stack_array/stack_array.h>
+#include <library/cpp/testing/unittest/registar.h>
+
+Y_UNIT_TEST_SUITE(TestStackArray) {
+    using namespace NStackArray;
+
+    static inline void* FillWithTrash(void* d, size_t l) {
+        memset(d, 0xCC, l);
+
+        return d;
+    }
+
+#define ALLOC(type, len) FillWithTrash(alloca(sizeof(type) * len), sizeof(type) * len), len
+
+    Y_UNIT_TEST(Test1) {
+        TStackArray<ui32> s(ALLOC(ui32, 10));
+
+        UNIT_ASSERT_VALUES_EQUAL(s.size(), 10);
+
+        for (size_t i = 0; i < s.size(); ++i) {
+            UNIT_ASSERT_VALUES_EQUAL(s[i], 0xCCCCCCCC);
+        }
+
+        for (auto&& x : s) {
+            UNIT_ASSERT_VALUES_EQUAL(x, 0xCCCCCCCC);
+        }
+
+        for (size_t i = 0; i < s.size(); ++i) {
+            s[i] = i;
+        }
+
+        size_t ss = 0;
+
+        for (auto&& x : s) {
+            ss += x;
+        }
+
+        UNIT_ASSERT_VALUES_EQUAL(ss, 45);
+    }
+
+    static int N1 = 0;
+
+    struct TX1 {
+        inline TX1() {
+            ++N1;
+        }
+
+        inline ~TX1() {
+            --N1;
+        }
+    };
+
+    Y_UNIT_TEST(Test2) {
+        {
+            TStackArray<TX1> s(ALLOC(TX1, 10));
+
+            UNIT_ASSERT_VALUES_EQUAL(N1, 10);
+        }
+
+        UNIT_ASSERT_VALUES_EQUAL(N1, 0);
+    }
+
+    static int N2 = 0;
+    static int N3 = 0;
+
+    struct TX2 {
+        inline TX2() {
+            if (N2 >= 5) {
+                ythrow yexception() << "ups";
+            }
+
+            ++N3;
+            ++N2;
+        }
+
+        inline ~TX2() {
+            --N2;
+        }
+    };
+
+    Y_UNIT_TEST(Test3) {
+        bool haveException = false;
+
+        try {
+            TStackArray<TX2> s(ALLOC_ON_STACK(TX2, 10));
+        } catch (...) {
+            haveException = true;
+        }
+
+        UNIT_ASSERT(haveException);
+        UNIT_ASSERT_VALUES_EQUAL(N2, 0);
+        UNIT_ASSERT_VALUES_EQUAL(N3, 5);
+    }
+}
diff --git a/library/cpp/containers/stack_array/ut/ya.make b/library/cpp/containers/stack_array/ut/ya.make
new file mode 100644
index 0000000000..7db7340073
--- /dev/null
+++ b/library/cpp/containers/stack_array/ut/ya.make
@@ -0,0 +1,9 @@
+UNITTEST_FOR(library/cpp/containers/stack_array)
+
+OWNER(pg)
+
+SRCS(
+    tests_ut.cpp
+)
+
+END()