intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 38 insertions, 0 deletions

diff --git a/util/string/vector_ut.cpp b/util/string/vector_ut.cpp
new file mode 100644
index 0000000000..817120f268
--- /dev/null
+++ b/util/string/vector_ut.cpp
@@ -0,0 +1,38 @@
+#include <library/cpp/testing/unittest/registar.h>
+#include <util/charset/wide.h>
+
+#include "cast.h"
+#include "vector.h"
+
+Y_UNIT_TEST_SUITE(TStringJoinTest) {
+    Y_UNIT_TEST(Test1) {
+        TVector<TUtf16String> v;
+
+        UNIT_ASSERT_EQUAL(JoinStrings(v, ToWtring("")), ToWtring(""));
+    }
+
+    Y_UNIT_TEST(Test2) {
+        TVector<TUtf16String> v;
+
+        v.push_back(ToWtring("1"));
+        v.push_back(ToWtring("2"));
+
+        UNIT_ASSERT_EQUAL(JoinStrings(v, ToWtring(" ")), ToWtring("1 2"));
+    }
+
+    Y_UNIT_TEST(Test3) {
+        TVector<TUtf16String> v;
+
+        v.push_back(ToWtring("1"));
+        v.push_back(ToWtring("2"));
+
+        UNIT_ASSERT_EQUAL(JoinStrings(v, 1, 10, ToWtring(" ")), ToWtring("2"));
+    }
+
+    Y_UNIT_TEST(TestJoinWStrings) {
+        const TUtf16String str = u"Яндекс";
+        const TVector<TUtf16String> v(1, str);
+
+        UNIT_ASSERT_EQUAL(JoinStrings(v, TUtf16String()), str);
+    }
+}