Revert "Switch to BoringSSL."

crypto/openssl_bio_string_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "crypto/openssl_bio_string.h"
 
 #include <openssl/bio.h>
 
 #include "crypto/scoped_openssl_types.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace crypto {
 
 TEST(OpenSSLBIOString, TestWrite) {
   std::string s;
   const std::string expected1("a one\nb 2\n");
   const std::string expected2("c d e f");
   const std::string expected3("g h i");
   {
     ScopedBIO bio(BIO_new_string(&s));
     ASSERT_TRUE(bio.get());
 
     EXPECT_EQ(static_cast<int>(expected1.size()),
               BIO_printf(bio.get(), "a %s\nb %i\n", "one", 2));
     EXPECT_EQ(expected1, s);
+    EXPECT_EQ(static_cast<int>(expected1.size()), BIO_tell(bio.get()));
 
     EXPECT_EQ(1, BIO_flush(bio.get()));
+    EXPECT_EQ(-1, BIO_seek(bio.get(), 0));
     EXPECT_EQ(expected1, s);
 
     EXPECT_EQ(static_cast<int>(expected2.size()),
               BIO_write(bio.get(), expected2.data(), expected2.size()));
     EXPECT_EQ(expected1 + expected2, s);
+    EXPECT_EQ(static_cast<int>(expected1.size() + expected2.size()),
+              BIO_tell(bio.get()));
 
     EXPECT_EQ(static_cast<int>(expected3.size()),
               BIO_puts(bio.get(), expected3.c_str()));
     EXPECT_EQ(expected1 + expected2 + expected3, s);
+    EXPECT_EQ(static_cast<int>(expected1.size() + expected2.size() +
+                               expected3.size()),
+              BIO_tell(bio.get()));
   }
   EXPECT_EQ(expected1 + expected2 + expected3, s);
 }
 
 TEST(OpenSSLBIOString, TestReset) {
   std::string s;
   const std::string expected1("a b c\n");
   const std::string expected2("d e f g\n");
   {
     ScopedBIO bio(BIO_new_string(&s));
     ASSERT_TRUE(bio.get());
 
     EXPECT_EQ(static_cast<int>(expected1.size()),
               BIO_write(bio.get(), expected1.data(), expected1.size()));
     EXPECT_EQ(expected1, s);
 
     EXPECT_EQ(1, BIO_reset(bio.get()));
     EXPECT_EQ(std::string(), s);
 
     EXPECT_EQ(static_cast<int>(expected2.size()),
               BIO_write(bio.get(), expected2.data(), expected2.size()));
     EXPECT_EQ(expected2, s);
   }
   EXPECT_EQ(expected2, s);
 }
 
 }  // namespace crypto