add a failing test for an UTF-8 string and a successful test for ASCII

1 files changed, 57 insertions, 0 deletions

diff --git a/src/tests/test_asn1.cpp b/src/tests/test_asn1.cpp
index 5c54f2bb4..ee809a0c8 100644
--- a/src/tests/test_asn1.cpp
+++ b/src/tests/test_asn1.cpp
@@ -9,6 +9,7 @@
 #if defined(BOTAN_HAS_ASN1)
    #include <botan/der_enc.h>
    #include <botan/ber_dec.h>
+   #include <botan/asn1_str.h>
 #endif
 
 namespace Botan_Tests {
@@ -46,6 +47,60 @@ Test::Result test_ber_stack_recursion()
 
 }
 
+Test::Result test_asn1_utf8_ascii_parsing()
+   {
+      Test::Result result("ASN.1 ASCII parsing");
+
+      try
+         {
+            // \x13 - ASN1 tag for 'printable string'
+            // \x06 - 6 characters of payload
+            // ...  - UTF-8 encoded (ASCII chars only) word 'Moscow'
+            const std::string privet =
+               "\x13\x06\x4D\x6F\x73\x63\x6F\x77";
+            Botan::DataSource_Memory input(privet.data());
+            Botan::BER_Decoder dec(input);
+
+            Botan::ASN1_String str;
+            str.decode_from(dec);
+
+            result.test_success("No crash");
+         }
+      catch(const Botan::Decoding_Error &ex)
+         {
+            result.test_failure(ex.what());
+         }
+
+      return result;
+   }
+
+Test::Result test_asn1_utf8_parsing()
+   {
+      Test::Result result("ASN.1 UTF-8 parsing");
+
+      try
+         {
+            // \x0C - ASN1 tag for 'UTF8 string'
+            // \x0C - 12 characters of payload
+            // ...  - UTF-8 encoded russian word for Moscow in cyrilic script
+            const std::string privet =
+               "\x0C\x0C\xD0\x9C\xD0\xBE\xD1\x81\xD0\xBA\xD0\xB2\xD0\xB0";
+            Botan::DataSource_Memory input(privet.data());
+            Botan::BER_Decoder dec(input);
+
+            Botan::ASN1_String str;
+            str.decode_from(dec);
+
+            result.test_success("No crash");
+         }
+      catch(const Botan::Decoding_Error &ex)
+         {
+            result.test_failure(ex.what());
+         }
+
+      return result;
+   }
+
 class ASN1_Tests final : public Test
    {
    public:
@@ -54,6 +109,8 @@ class ASN1_Tests final : public Test
          std::vector<Test::Result> results;
 
          results.push_back(test_ber_stack_recursion());
+         results.push_back(test_asn1_utf8_ascii_parsing());
+         results.push_back(test_asn1_utf8_parsing());
 
          return results;
          }