intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 106 insertions, 0 deletions

diff --git a/library/cpp/protobuf/json/ut/string_transform_ut.cpp b/library/cpp/protobuf/json/ut/string_transform_ut.cpp
new file mode 100644
index 0000000000..a31dabcb0f
--- /dev/null
+++ b/library/cpp/protobuf/json/ut/string_transform_ut.cpp
@@ -0,0 +1,106 @@
+#include "json.h"
+
+#include <library/cpp/testing/unittest/registar.h>
+#include <library/cpp/protobuf/json/proto2json.h>
+
+Y_UNIT_TEST_SUITE(TDoubleEscapeTransform) {
+    Y_UNIT_TEST(TestEmptyString) {
+        const NProtobufJson::IStringTransform& transform = NProtobufJson::TDoubleEscapeTransform();
+        TString s;
+        s = "";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL(s, "");
+    }
+
+    Y_UNIT_TEST(TestAlphabeticString) {
+        const NProtobufJson::IStringTransform& transform = NProtobufJson::TDoubleEscapeTransform();
+        TString s;
+        s = "abacaba";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL(s, "abacaba");
+    }
+
+    Y_UNIT_TEST(TestRussianSymbols) {
+        const NProtobufJson::IStringTransform& transform = NProtobufJson::TDoubleEscapeTransform();
+        TString s;
+        s = "тест";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL(s, "\\\\321\\\\202\\\\320\\\\265\\\\321\\\\201\\\\321\\\\202");
+    }
+
+    Y_UNIT_TEST(TestEscapeSpecialSymbols) {
+        const NProtobufJson::IStringTransform& transform = NProtobufJson::TDoubleEscapeTransform();
+        TString s;
+        s = "aba\\ca\"ba";
+        transform.Transform(s);
+        Cerr << "###" << s << Endl;
+        UNIT_ASSERT_EQUAL(s, "aba\\\\\\\\ca\\\\\\\"ba");
+    }
+}
+
+Y_UNIT_TEST_SUITE(TDoubleUnescapeTransform) {
+    Y_UNIT_TEST(TestEmptyString) {
+        const NProtobufJson::IStringTransform& transform = NProtobufJson::TDoubleUnescapeTransform();
+        TString s;
+        s = "";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("", s);
+    }
+
+    Y_UNIT_TEST(TestAlphabeticString) {
+        const NProtobufJson::IStringTransform& transform = NProtobufJson::TDoubleUnescapeTransform();
+        TString s;
+        s = "abacaba";
+        transform.Transform(s);
+        Cerr << "###" << s << Endl;
+        UNIT_ASSERT_EQUAL("abacaba", s);
+    }
+
+    Y_UNIT_TEST(TestRussianSymbols) {
+        const NProtobufJson::IStringTransform& transform = NProtobufJson::TDoubleUnescapeTransform();
+        TString s;
+        s = "\\\\321\\\\202\\\\320\\\\265\\\\321\\\\201\\\\321\\\\202";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("тест", s);
+    }
+
+    Y_UNIT_TEST(TestEscapeSpecialSymbols) {
+        const NProtobufJson::IStringTransform& transform = NProtobufJson::TDoubleUnescapeTransform();
+        TString s;
+        s = "aba\\\\\\\\ca\\\\\\\"ba";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("aba\\ca\"ba", s);
+    }
+
+    Y_UNIT_TEST(TestEscapeSpecialSymbolsDifficultCases) {
+        const NProtobufJson::IStringTransform& transform = NProtobufJson::TDoubleUnescapeTransform();
+        TString s;
+        s = "\\\\\\\\\\\\\\\\";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("\\\\", s);
+
+        s = "\\\\\\\\\\\\\\\"";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("\\\"", s);
+
+        s = "\\\\\\\"\\\\\\\\";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("\"\\", s);
+
+        s = "\\\\\\\"\\\\\\\"";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("\"\"", s);
+
+        s = "\\\\\\\\\\\\\\\\\\\\\\\\";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("\\\\\\", s);
+
+        s = "\\\\\\\\\\\\\\\\\\\\\\\\abacaba\\\\";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("\\\\\\abacaba", s);
+
+        s = "\\\\\\\\\\\\\\\\\\\\\\\\abacaba\\\"";
+        transform.Transform(s);
+        UNIT_ASSERT_EQUAL("\\\\\\abacaba\"", s);
+    }
+}