IACore v1.2

Tests/Unit/Logger.cpp

@@ -0,0 +1,118 @@
+// IACore-OSS; The Core Library for All IA Open Source Projects
+// Copyright (C) 2026 IAS (ias@iasoft.dev)
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <IACore/FileOps.hpp>
+#include <IACore/IATest.hpp>
+#include <IACore/Logger.hpp>
+
+using namespace IACore;
+
+IAT_BEGIN_BLOCK(Core, Logger)
+
+static constexpr const char *LOG_FILE = "iacore_test_log.txt";
+
+auto test_file_logging() -> bool {
+
+  const auto res = Logger::enable_logging_to_disk(LOG_FILE);
+  IAT_CHECK(res.has_value());
+
+  Logger::set_log_level(Logger::LogLevel::Trace);
+
+  const String msg_info = "Test_Info_Msg_123";
+  const String msg_err = "Test_Error_Msg_456";
+  const String msg_warn = "Test_Warn_Msg_789";
+
+  Logger::info("{}", msg_info);
+  Logger::error("{}", msg_err);
+  Logger::warn("{}", msg_warn);
+
+  Logger::flush_logs();
+
+  auto read_res = FileOps::read_text_file(LOG_FILE);
+  if (!read_res) {
+    std::cout << console::YELLOW << "    Warning: Could not read log file ("
+              << read_res.error() << "). Skipping verification.\n"
+              << console::RESET;
+    return true;
+  }
+
+  const String content = *read_res;
+
+  IAT_CHECK(content.find(msg_info) != String::npos);
+  IAT_CHECK(content.find(msg_err) != String::npos);
+  IAT_CHECK(content.find(msg_warn) != String::npos);
+
+  IAT_CHECK(content.find("INFO") != String::npos);
+  IAT_CHECK(content.find("ERROR") != String::npos);
+  IAT_CHECK(content.find("WARN") != String::npos);
+
+  return true;
+}
+
+auto test_log_levels() -> bool {
+
+  Logger::set_log_level(Logger::LogLevel::Warn);
+
+  const String unique_info = "Hidden_Info_Msg";
+  const String unique_warn = "Visible_Warn_Msg";
+
+  Logger::info("{}", unique_info);
+  Logger::warn("{}", unique_warn);
+
+  Logger::flush_logs();
+
+  auto read_res = FileOps::read_text_file(LOG_FILE);
+  if (!read_res) {
+    return true;
+  }
+
+  const String content = *read_res;
+
+  IAT_CHECK(content.find(unique_info) == String::npos);
+
+  IAT_CHECK(content.find(unique_warn) != String::npos);
+
+  return true;
+}
+
+auto test_formatting() -> bool {
+  Logger::set_log_level(Logger::LogLevel::Info);
+
+  const String name = "IACore";
+  const i32 version = 99;
+
+  Logger::info("System {} online v{}", name, version);
+  Logger::flush_logs();
+
+  auto read_res = FileOps::read_text_file(LOG_FILE);
+  if (!read_res) {
+    return true;
+  }
+
+  const String content = *read_res;
+  IAT_CHECK(content.find("System IACore online v99") != String::npos);
+
+  return true;
+}
+
+IAT_BEGIN_TEST_LIST()
+IAT_ADD_TEST(test_file_logging);
+IAT_ADD_TEST(test_log_levels);
+IAT_ADD_TEST(test_formatting);
+IAT_END_TEST_LIST()
+
+IAT_END_BLOCK()
+
+IAT_REGISTER_ENTRY(Core, Logger)