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Simplify notifiers.
[stg.git] / tests / test_bfstream.cpp
diff --git a/tests/test_bfstream.cpp b/tests/test_bfstream.cpp
index 18884d6da48d574f0885a9eabc31e508c8739d52..f6c5bad73ac4ec9fe1d8bfd18082596e3d91fd11 100644 (file)
--- a/tests/test_bfstream.cpp
+++ b/tests/test_bfstream.cpp
@@ -1,140 +1,208 @@
-#include "tut/tut.hpp"
+#define BOOST_TEST_MODULE STGBFStream
+
+#include "longstring.h"
 
 #include "stg/bfstream.h"
 
 #include "stg/bfstream.h"
-#include "stg/os_int.h"
+
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wold-style-cast"
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+#pragma GCC diagnostic ignored "-Wsign-compare"
+#pragma GCC diagnostic ignored "-Wparentheses"
+#include <boost/test/unit_test.hpp>
+#pragma GCC diagnostic pop
 
 #include <algorithm>
 #include <string>
 #include <cstring>
 
 #include <algorithm>
 #include <string>
 #include <cstring>
+#include <cstdint>
 
 namespace
 {
 
 
 namespace
 {
 
-class TRACKER
+class Tracker
 {
     public:
 {
     public:
-        TRACKER() : m_lastSize(0), m_callCount(0), m_lastBlock(NULL) {}
-        ~TRACKER() { delete[] m_lastBlock; }
-        void Call(const void * block, size_t size)
+        Tracker() : m_lastSize(0), m_callCount(0), m_lastBlock(NULL) {}
+        ~Tracker() { delete[] m_lastBlock; }
+        void Call(const void* block, size_t size)
         {
         {
-        delete[] m_lastBlock;
-        if (size > 0)
+            delete[] m_lastBlock;
+            if (size > 0)
             {
             {
-            m_lastBlock = new char[size];
-            memcpy(m_lastBlock,  block, size);
+                m_lastBlock = new char[size];
+                memcpy(m_lastBlock,  block, size);
+                m_result.append(m_lastBlock, size);
             }
             }
-        else
-            m_lastBlock = NULL;
-        m_lastSize = size;
-        ++m_callCount;
+            else
+                m_lastBlock = NULL;
+            m_lastSize = size;
+            ++m_callCount;
         }
         size_t LastSize() const { return m_lastSize; }
         size_t CallCount() const { return m_callCount; }
         }
         size_t LastSize() const { return m_lastSize; }
         size_t CallCount() const { return m_callCount; }
-        const void * LastBlock() const { return m_lastBlock; }
+        const void* LastBlock() const { return m_lastBlock; }
+
+        const std::string& Result() const { return m_result; }
 
     private:
         size_t m_lastSize;
         size_t m_callCount;
 
     private:
         size_t m_lastSize;
         size_t m_callCount;
-        char * m_lastBlock;
+        char* m_lastBlock;
+
+        std::string m_result;
+};
+
+bool DecryptCallback(const void* block, size_t size, void* data);
+
+class Decryptor
+{
+    public:
+        Decryptor(const std::string& key)
+            : m_stream(key, DecryptCallback, this)
+        {}
+
+        void Call(const void* block, size_t size)
+        {
+            m_stream.Put(block, size);
+        }
+
+        void Put(const void* block, size_t size)
+        {
+            const auto* data = static_cast<const char*>(block);
+            size = strnlen(data, size);
+            m_result.append(data, size);
+        }
+
+        void Flush()
+        {
+            m_stream.Put(NULL, 0);
+        }
+
+        const std::string & Result() const { return m_result; }
+
+    private:
+        STG::DECRYPT_STREAM m_stream;
+        std::string m_result;
 };
 
 };
 
-void Callback(const void * block, size_t size, void * data)
+bool EncryptCallback(const void* block, size_t size, void* data)
 {
 {
-TRACKER & tracker = *static_cast<TRACKER *>(data);
-tracker.Call(block, size);
+    auto& decryptor = *static_cast<Decryptor*>(data);
+    decryptor.Call(block, size);
+    return true;
 }
 
 }
 
+bool DecryptCallback(const void* block, size_t size, void* data)
+{
+    auto& decryptor = *static_cast<Decryptor*>(data);
+    decryptor.Put(block, size);
+    return true;
 }
 
 }
 
-namespace tut
+bool Callback(const void* block, size_t size, void* data)
 {
 {
-    struct bfstream_data {
-    };
-
-    typedef test_group<bfstream_data> tg;
-    tg bfstream_test_group("BFStream tests group");
-
-    typedef tg::object testobject;
-
-    template<>
-    template<>
-    void testobject::test<1>()
-    {
-        set_test_name("Check bfstream mechanics");
-
-        TRACKER tracker;
-        STG::ENCRYPT_STREAM stream("pr7Hhen", Callback, &tracker);
-        ensure_equals("CallCount() == 0 after construction", tracker.CallCount(), 0);
-
-        uint32_t block[2] = {0x12345678, 0x87654321};
-        stream.Put(&block[0], sizeof(block[0]));
-        ensure_equals("CallCount() == 0 after first put", tracker.CallCount(), 0);
-        stream.Put(&block[1], sizeof(block[1]));
-        ensure_equals("CallCount() == 1 after second put", tracker.CallCount(), 1);
-
-        uint32_t block2[4] = {0x12345678, 0x87654321, 0x12345678, 0x87654321};
-        stream.Put(&block2[0], sizeof(block2[0]) * 3);
-        ensure_equals("CallCount() == 2 after third put", tracker.CallCount(), 2);
-        stream.Put(&block2[3], sizeof(block2[3]));
-        ensure_equals("CallCount() == 3 after fourth put", tracker.CallCount(), 3);
-    }
-
-    template<>
-    template<>
-    void testobject::test<2>()
-    {
-        set_test_name("Check bfstream encryption");
-
-        TRACKER tracker;
-        STG::ENCRYPT_STREAM stream("pr7Hhen", Callback, &tracker);
-
-        uint32_t block[2] = {0x12345678, 0x87654321};
-        stream.Put(&block[0], sizeof(block[0]));
-        ensure_equals("LastSize() == 0 after first put", tracker.LastSize(), 0);
-        ensure_equals("LastBlock() == NULL after first put", tracker.LastBlock(), static_cast<const void *>(NULL));
-        stream.Put(&block[1], sizeof(block[1]));
-        ensure_equals("LastSize() == 8 after second put", tracker.LastSize(), 8);
-        const uint32_t * ptr = static_cast<const uint32_t *>(tracker.LastBlock());
-        ensure_equals("ptr[0] == 0xd3988cd after second put", ptr[0], 0xd3988cd);
-        ensure_equals("ptr[1] == 0x7996c6d6 after second put", ptr[1], 0x7996c6d6);
-
-        uint32_t block2[4] = {0x12345678, 0x87654321, 0x12345678, 0x87654321};
-        stream.Put(&block2[0], sizeof(block2[0]) * 3);
-        ensure_equals("LastSize() == 8 after third put", tracker.LastSize(), 8);
-        ptr = static_cast<const uint32_t *>(tracker.LastBlock());
-        ensure_equals("ptr[0] == 0xd3988cd after third put", ptr[0], 0xd3988cd);
-        ensure_equals("ptr[1] == 0x7996c6d6 after third put", ptr[1], 0x7996c6d6);
-
-        stream.Put(&block2[3], sizeof(block2[3]));
-        ensure_equals("LastSize() == 8 after fourth put", tracker.LastSize(), 8);
-        ptr = static_cast<const uint32_t *>(tracker.LastBlock());
-        ensure_equals("ptr[0] == 0xd3988cd after fourth put", ptr[0], 0xd3988cd);
-        ensure_equals("ptr[1] == 0x7996c6d6 after fourth put", ptr[1], 0x7996c6d6);
-    }
-
-    template<>
-    template<>
-    void testobject::test<3>()
-    {
-        set_test_name("Check bfstream long string processing");
-
-        TRACKER tracker;
-        STG::ENCRYPT_STREAM estream("pr7Hhen", Callback, &tracker);
-        std::string source = "This is a test long string for checking stream encryption/decryption. \"abcdefghijklmnopqrstuvwxyz 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ\"";
-        char buffer[source.length() + 9];
-
-        estream.Put(source.c_str(), source.length() + 1, true);
-        ensure("Encryption long string LastSize()", tracker.LastSize() >= source.length() + 1);
-        ensure("Encryption long string LastBlock() != NULL", tracker.LastBlock() != NULL);
-        memcpy(buffer, tracker.LastBlock(), std::min(tracker.LastSize(), sizeof(buffer)));
-
-        STG::DECRYPT_STREAM dstream("pr7Hhen", Callback, &tracker);
-        dstream.Put(buffer, sizeof(buffer), true);
-        ensure("Decryption long string LastSize() decryption", tracker.LastSize() >= sizeof(buffer));
-        ensure("Decryption long string LastBlock() != NULL", tracker.LastBlock() != NULL);
-        memcpy(buffer, tracker.LastBlock(), std::min(tracker.LastSize(), sizeof(buffer)));
-
-        ensure_equals("Decrypt(Encrypt(source)) == source", std::string(buffer), source);
-    }
+    auto& tracker = *static_cast<Tracker*>(data);
+    tracker.Call(block, size);
+    return true;
+}
+
+}
+
+BOOST_AUTO_TEST_SUITE(BFStream)
 
 
+BOOST_AUTO_TEST_CASE(Mechanics)
+{
+    Tracker tracker;
+    STG::ENCRYPT_STREAM stream("pr7Hhen", Callback, &tracker);
+    BOOST_CHECK_EQUAL(tracker.CallCount(), 0);
+
+    uint32_t block[2] = {0x12345678, 0x87654321};
+    stream.Put(&block[0], sizeof(block[0]));
+    BOOST_CHECK_EQUAL(tracker.CallCount(), 0);
+    stream.Put(&block[1], sizeof(block[1]));
+    BOOST_CHECK_EQUAL(tracker.CallCount(), 1);
+
+    uint32_t block2[4] = {0x12345678, 0x87654321, 0x12345678, 0x87654321};
+    stream.Put(&block2[0], sizeof(block2[0]) * 3);
+    BOOST_CHECK_EQUAL(tracker.CallCount(), 2);
+    stream.Put(&block2[3], sizeof(block2[3]));
+    BOOST_CHECK_EQUAL(tracker.CallCount(), 3);
 }
 }
+
+BOOST_AUTO_TEST_CASE(Encryption)
+{
+    Tracker tracker;
+    STG::ENCRYPT_STREAM stream("pr7Hhen", Callback, &tracker);
+
+    uint32_t block[2] = {0x12345678, 0x87654321};
+    stream.Put(&block[0], sizeof(block[0]));
+    BOOST_CHECK_EQUAL(tracker.LastSize(), 0);
+    BOOST_CHECK_EQUAL(tracker.LastBlock(), static_cast<const void *>(NULL));
+    stream.Put(&block[1], sizeof(block[1]));
+    BOOST_CHECK_EQUAL(tracker.LastSize(), 8);
+    const uint32_t * ptr = static_cast<const uint32_t *>(tracker.LastBlock());
+    BOOST_CHECK_EQUAL(ptr[0], 0xd3988cd);
+    BOOST_CHECK_EQUAL(ptr[1], 0x7996c6d6);
+
+    uint32_t block2[4] = {0x12345678, 0x87654321, 0x12345678, 0x87654321};
+    stream.Put(&block2[0], sizeof(block2[0]) * 3);
+    BOOST_CHECK_EQUAL(tracker.LastSize(), 8);
+    ptr = static_cast<const uint32_t *>(tracker.LastBlock());
+    BOOST_CHECK_EQUAL(ptr[0], 0xd3988cd);
+    BOOST_CHECK_EQUAL(ptr[1], 0x7996c6d6);
+
+    stream.Put(&block2[3], sizeof(block2[3]));
+    BOOST_CHECK_EQUAL(tracker.LastSize(), 8);
+    ptr = static_cast<const uint32_t *>(tracker.LastBlock());
+    BOOST_CHECK_EQUAL(ptr[0], 0xd3988cd);
+    BOOST_CHECK_EQUAL(ptr[1], 0x7996c6d6);
+}
+
+BOOST_AUTO_TEST_CASE(LongStringProcessing)
+{
+    Tracker tracker;
+    STG::ENCRYPT_STREAM estream("pr7Hhen", Callback, &tracker);
+    const std::string source = "This is a test long string for checking stream encryption/decryption. \"abcdefghijklmnopqrstuvwxyz 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ\"";
+    std::vector<char> buffer(source.length() + 9, 0);
+
+    estream.Put(source.c_str(), source.length() + 1, true);
+    BOOST_CHECK(tracker.LastSize() >= source.length() + 1);
+    BOOST_CHECK(tracker.LastBlock() != NULL);
+    memcpy(buffer.data(), tracker.LastBlock(), std::min(tracker.LastSize(), buffer.size()));
+
+    STG::DECRYPT_STREAM dstream("pr7Hhen", Callback, &tracker);
+    dstream.Put(buffer.data(), buffer.size(), true);
+    BOOST_CHECK(tracker.LastSize() >= buffer.size());
+    BOOST_CHECK(tracker.LastBlock() != NULL);
+    memcpy(buffer.data(), tracker.LastBlock(), std::min(tracker.LastSize(), buffer.size()));
+
+    BOOST_CHECK_EQUAL(std::string(buffer.data()), source);
+}
+
+BOOST_AUTO_TEST_CASE(VeryLongStringProcessing)
+{
+    Decryptor decryptor("pr7Hhen");
+    STG::ENCRYPT_STREAM estream("pr7Hhen", EncryptCallback, &decryptor);
+
+    estream.Put(longString.c_str(), longString.length() + 1, true);
+
+    BOOST_CHECK_EQUAL(decryptor.Result(), longString);
+}
+
+BOOST_AUTO_TEST_CASE(Mechanics2)
+{
+    Tracker tracker;
+    STG::ENCRYPT_STREAM stream("pr7Hhen", Callback, &tracker);
+    BOOST_CHECK_EQUAL(tracker.CallCount(), 0);
+
+    uint32_t block[2] = {0x12345678, 0x87654321};
+    stream.Put(&block[0], sizeof(block[0]));
+    BOOST_CHECK_EQUAL(tracker.CallCount(), 0);
+    stream.Put(&block[1], sizeof(block[1]));
+    BOOST_CHECK_EQUAL(tracker.CallCount(), 1);
+    stream.Put(&block[0], 0, true); // Check last callback
+    BOOST_CHECK_EQUAL(tracker.CallCount(), 2);
+}
+
+BOOST_AUTO_TEST_SUITE_END()
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