brief docs for libtestutils classes

libtestutils/BlockChainLoader.h

@@ -32,7 +32,8 @@ namespace test
 {
 
 /**
- * @brief - loads the blockchain from json, creates temporary directory to store it, removes this temporary directory on dealloc
+ * @brief Should be used to load test blockchain from json file
+ * Loads the blockchain from json, creates temporary directory to store it, removes the directory on dealloc
  */
 class BlockChainLoader
 {

libtestutils/FixedClient.h

@@ -30,6 +30,10 @@ namespace dev
 namespace test
 {
 
+/**
+ * @brief mvp implementation of ClientBase
+ * Doesn't support mining interface
+ */
 class FixedClient: public dev::eth::ClientBase
 {
 public:

libtestutils/FixedWebThreeServer.h

@@ -24,6 +24,12 @@
 #include <libdevcore/Exceptions.h>
 #include <libweb3jsonrpc/WebThreeStubServerBase.h>
 
+/**
+ * @brief dummy JSON-RPC api implementation
+ * Should be used for test purposes only
+ * Supports eth && db interfaces
+ * Doesn't support shh && net interfaces
+ */
 class FixedWebThreeServer: public dev::WebThreeStubServerBase, public dev::WebThreeStubDatabaseFace
 {
 public:

libtestutils/ShortLivingDirectory.h

@@ -29,6 +29,11 @@ namespace dev
 namespace test
 {
 
+/**
+ * @brief temporary directory implementation
+ * It creates temporary directory in the given path. On dealloc it removes the directory
+ * @throws if the given path already exists, throws an exception
+ */
 class ShortLivingDirectory
 {
 public:

libtestutils/StateLoader.h

@@ -29,6 +29,9 @@ namespace dev
 namespace test
 {
 
+/**
+ * @brief Friend of State, loads State from given JSON object
+ */
 class StateLoader
 {
 public: