Add Unit Test for TemplateCharReplace
We keep finding issues in this function, add some tests.
Tested: The tests pass, this is mostly just moving the
code into a header. One test didn't work, but it didn't
work before either. It will be fixed later
Change-Id: I3eb60960104e861b0a0313580dc90bfb12051829
Signed-off-by: James Feist <james.feist@linux.intel.com>
diff --git a/src/EntityManager.cpp b/src/EntityManager.cpp
index f135c20..25cc86c 100644
--- a/src/EntityManager.cpp
+++ b/src/EntityManager.cpp
@@ -16,6 +16,8 @@
#include "EntityManager.hpp"
+#include "VariantVisitors.hpp"
+
#include <Overlay.hpp>
#include <Utils.hpp>
#include <VariantVisitors.hpp>
@@ -26,7 +28,6 @@
#include <boost/algorithm/string/split.hpp>
#include <boost/container/flat_map.hpp>
#include <boost/container/flat_set.hpp>
-#include <boost/lexical_cast.hpp>
#include <boost/range/iterator_range.hpp>
#include <filesystem>
#include <fstream>
@@ -43,7 +44,6 @@
constexpr const char* lastConfiguration = "/tmp/configuration/last.json";
constexpr const char* currentConfiguration = "/var/configuration/system.json";
constexpr const char* globalSchema = "global.json";
-constexpr const char* templateChar = "$";
constexpr const int32_t MAX_MAPPER_DEPTH = 0;
constexpr const bool DEBUG = false;
@@ -82,10 +82,6 @@
std::variant<std::vector<std::string>, std::vector<double>, std::string,
int64_t, uint64_t, double, int32_t, uint32_t, int16_t,
uint16_t, uint8_t, bool>;
-using BasicVariantType =
- std::variant<std::string, int64_t, uint64_t, double, int32_t, uint32_t,
- int16_t, uint16_t, uint8_t, bool>;
-
using GetSubTreeType = std::vector<
std::pair<std::string,
std::vector<std::pair<std::string, std::vector<std::string>>>>>;
@@ -1124,216 +1120,6 @@
}
}
-// finds the template character (currently set to $) and replaces the value with
-// the field found in a dbus object i.e. $ADDRESS would get populated with the
-// ADDRESS field from a object on dbus
-void templateCharReplace(
- nlohmann::json::iterator& keyPair,
- const boost::container::flat_map<std::string, BasicVariantType>&
- foundDevice,
- size_t& foundDeviceIdx)
-{
- if (keyPair.value().type() == nlohmann::json::value_t::object ||
- keyPair.value().type() == nlohmann::json::value_t::array)
- {
- for (auto nextLayer = keyPair.value().begin();
- nextLayer != keyPair.value().end(); nextLayer++)
- {
- templateCharReplace(nextLayer, foundDevice, foundDeviceIdx);
- }
- return;
- }
-
- std::string* strPtr = keyPair.value().get_ptr<std::string*>();
- if (strPtr == nullptr)
- {
- return;
- }
-
- boost::replace_all(*strPtr, std::string(templateChar) + "index",
- std::to_string(foundDeviceIdx));
-
- for (auto& foundDevicePair : foundDevice)
- {
- std::string templateName = templateChar + foundDevicePair.first;
- boost::iterator_range<std::string::const_iterator> find =
- boost::ifind_first(*strPtr, templateName);
- if (find)
- {
- size_t start = find.begin() - strPtr->begin();
- // check for additional operations
- if (find.end() == strPtr->end())
- {
- std::visit([&](auto&& val) { keyPair.value() = val; },
- foundDevicePair.second);
- return;
- }
-
- // save the prefix
- std::string prefix = strPtr->substr(0, start);
-
- // operate on the rest (+1 for trailing space)
- std::string end = strPtr->substr(start + templateName.size() + 1);
-
- std::vector<std::string> split;
- boost::split(split, end, boost::is_any_of(" "));
-
- // need at least 1 operation and number
- if (split.size() < 2)
- {
- std::cerr << "Syntax error on template replacement of "
- << *strPtr << "\n";
- for (const std::string& data : split)
- {
- std::cerr << data << " ";
- }
- std::cerr << "\n";
- continue;
- }
-
- // we assume that the replacement is a number, because we can
- // only do math on numbers.. we might concatenate strings in the
- // future, but thats later
- int number =
- std::visit(VariantToIntVisitor(), foundDevicePair.second);
-
- bool isOperator = true;
- TemplateOperation next = TemplateOperation::addition;
-
- auto it = split.begin();
-
- for (; it != split.end(); it++)
- {
- if (isOperator)
- {
- if (*it == "+")
- {
- next = TemplateOperation::addition;
- }
- else if (*it == "-")
- {
- next = TemplateOperation::subtraction;
- }
- else if (*it == "*")
- {
- next = TemplateOperation::multiplication;
- }
- else if (*it == R"(%)")
- {
- next = TemplateOperation::modulo;
- }
- else if (*it == R"(/)")
- {
- next = TemplateOperation::division;
- }
- else
- {
- break;
- }
- }
- else
- {
- int constant = 0;
- try
- {
- constant = std::stoi(*it);
- }
- catch (std::invalid_argument&)
- {
- std::cerr << "Parameter not supported for templates "
- << *it << "\n";
- continue;
- }
- switch (next)
- {
- case TemplateOperation::addition:
- {
- number += constant;
- break;
- }
- case TemplateOperation::subtraction:
- {
- number -= constant;
- break;
- }
- case TemplateOperation::multiplication:
- {
- number *= constant;
- break;
- }
- case TemplateOperation::division:
- {
- number /= constant;
- break;
- }
- case TemplateOperation::modulo:
- {
- number = number % constant;
- break;
- }
-
- default:
- break;
- }
- }
- isOperator = !isOperator;
- }
- std::string result = prefix + std::to_string(number);
-
- if (it != split.end())
- {
- for (; it != split.end(); it++)
- {
- result += " " + *it;
- }
- }
- keyPair.value() = result;
-
- // We probably just invalidated the pointer above, so set it to null
- strPtr = nullptr;
- break;
- }
- }
-
- strPtr = keyPair.value().get_ptr<std::string*>();
- if (strPtr == nullptr)
- {
- return;
- }
-
- // convert hex numbers to ints
- if (boost::starts_with(*strPtr, "0x"))
- {
- try
- {
- size_t pos = 0;
- int64_t temp = std::stoul(*strPtr, &pos, 0);
- if (pos == strPtr->size())
- {
- keyPair.value() = static_cast<uint64_t>(temp);
- }
- }
- catch (std::invalid_argument&)
- {
- }
- catch (std::out_of_range&)
- {
- }
- }
- // non-hex numbers
- else
- {
- try
- {
- uint64_t temp = boost::lexical_cast<uint64_t>(*strPtr);
- keyPair.value() = temp;
- }
- catch (boost::bad_lexical_cast&)
- {
- }
- }
-}
-
// reads json files out of the filesystem
bool findJsonFiles(std::list<nlohmann::json>& configurations)
{