pldmd: D-Bus to host effecter translation

This commit implements a mechanism to move the Host's boot state
from 'not started' to 'boot complete' by setting the relevant
Host effecter when the associated D-Bus property is set in the BMC.

Also added an example JSON to match D-Bus to host effecters

Change-Id: I41025d99d2b4b3452d4c51b03efe3750e159328b
Signed-off-by: Sampa Misra <sampmisr@in.ibm.com>
diff --git a/test/libpldmresponder_dbus_to_host_effecter_test.cpp b/test/libpldmresponder_dbus_to_host_effecter_test.cpp
new file mode 100644
index 0000000..e9ca8cc
--- /dev/null
+++ b/test/libpldmresponder_dbus_to_host_effecter_test.cpp
@@ -0,0 +1,92 @@
+#include "dbus_to_host_effecters.hpp"
+#include "mocked_utils.hpp"
+#include "utils.hpp"
+
+#include <nlohmann/json.hpp>
+
+#include <iostream>
+
+#include <gtest/gtest.h>
+
+using namespace pldm::host_effecters;
+using namespace pldm::utils;
+using namespace pldm::dbus_api;
+
+class MockHostEffecterParser : public HostEffecterParser
+{
+  public:
+    MockHostEffecterParser(int fd, const pldm_pdr* repo,
+                           DBusHandler* const dbusHandler,
+                           const std::string& jsonPath) :
+        HostEffecterParser(nullptr, fd, repo, dbusHandler, jsonPath)
+    {}
+
+    MOCK_METHOD(void, setHostStateEffecter,
+                (size_t, std::vector<set_effecter_state_field>&, uint16_t),
+                (const override));
+
+    MOCK_METHOD(void, createHostEffecterMatch,
+                (const std::string&, const std::string&, size_t, size_t,
+                 uint16_t),
+                (const override));
+
+    const std::vector<EffecterInfo>& gethostEffecterInfo()
+    {
+        return hostEffecterInfo;
+    }
+};
+
+TEST(HostEffecterParser, parseEffecterJsonGoodPath)
+{
+    MockdBusHandler dbusHandler;
+    int sockfd{};
+    MockHostEffecterParser hostEffecterParserGood(sockfd, nullptr, &dbusHandler,
+                                                  "./host_effecter_jsons/good");
+    auto hostEffecterInfo = hostEffecterParserGood.gethostEffecterInfo();
+    ASSERT_EQ(hostEffecterInfo.size(), 1);
+    ASSERT_EQ(hostEffecterInfo[0].entityInstance, 0);
+    ASSERT_EQ(hostEffecterInfo[0].entityType, 33);
+    ASSERT_EQ(hostEffecterInfo[0].dbusInfo.size(), 1);
+    DBusEffecterMapping dbusInfo{
+        {"/xyz/openbmc_project/control/host0/boot",
+         "xyz.openbmc_project.Control.Boot.Mode", "BootMode", "string"},
+        {"xyz.openbmc_project.Control.Boot.Mode.Modes.Regular"},
+        {196, {2}}};
+    auto& temp = hostEffecterInfo[0].dbusInfo[0];
+    ASSERT_EQ(temp.dbusMap.objectPath == dbusInfo.dbusMap.objectPath, true);
+    ASSERT_EQ(temp.dbusMap.interface == dbusInfo.dbusMap.interface, true);
+    ASSERT_EQ(temp.dbusMap.propertyName == dbusInfo.dbusMap.propertyName, true);
+    ASSERT_EQ(temp.dbusMap.propertyType == dbusInfo.dbusMap.propertyType, true);
+}
+
+TEST(HostEffecterParser, parseEffecterJsonBadPath)
+{
+    MockdBusHandler dbusHandler;
+    int sockfd{};
+    MockHostEffecterParser hostEffecterParser(sockfd, nullptr, &dbusHandler,
+                                              "./host_effecter_jsons/no_json");
+    ASSERT_THROW(
+        hostEffecterParser.parseEffecterJson("./host_effecter_jsons/no_json"),
+        std::exception);
+    ASSERT_THROW(
+        hostEffecterParser.parseEffecterJson("./host_effecter_jsons/malformed"),
+        std::exception);
+}
+
+TEST(HostEffecterParser, findNewStateValue)
+{
+    MockdBusHandler dbusHandler;
+    int sockfd{};
+    MockHostEffecterParser hostEffecterParser(sockfd, nullptr, &dbusHandler,
+                                              "./host_effecter_jsons/good");
+
+    PropertyValue val1{std::in_place_type<std::string>,
+                       "xyz.openbmc_project.Control.Boot.Mode.Modes.Regular"};
+    PropertyValue val2{std::in_place_type<std::string>,
+                       "xyz.openbmc_project.Control.Boot.Mode.Modes.Setup"};
+    auto newState = hostEffecterParser.findNewStateValue(0, 0, val1);
+    ASSERT_EQ(newState, 2);
+
+    ASSERT_THROW(hostEffecterParser.findNewStateValue(0, 0, val2),
+                 std::exception);
+}