From 66887c225b63cecea62d17bcfae40cddef38c9d1 Mon Sep 17 00:00:00 2001
From: Florent Le Coz <louiz@louiz.org>
Date: Sat, 31 Oct 2015 05:35:46 +0100
Subject: Add a few tests

---
 tests/logger.cpp | 50 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 tests/logger.cpp

(limited to 'tests/logger.cpp')

diff --git a/tests/logger.cpp b/tests/logger.cpp
new file mode 100644
index 0000000..d4fb055
--- /dev/null
+++ b/tests/logger.cpp
@@ -0,0 +1,50 @@
+#include "catch.hpp"
+
+#include <logger/logger.hpp>
+#include <config/config.hpp>
+
+#include "io_tester.hpp"
+#include <iostream>
+
+using namespace std::string_literals;
+
+TEST_CASE("Basic logging")
+{
+  Logger::instance().reset();
+  GIVEN("A logger with log_level 0")
+    {
+      Config::set("log_level", "0");
+      WHEN("we log some debug text")
+        {
+          IoTester<std::ostream> out(std::cout);
+          log_debug("debug");
+          THEN("debug logs are written")
+            CHECK(out.str() == "<7>tests/logger.cpp:" + std::to_string(__LINE__ - 2) + ":\tdebug\n");
+        }
+      WHEN("we log some errors")
+        {
+          IoTester<std::ostream> out(std::cout);
+          log_error("error");
+          THEN("error logs are written")
+            CHECK(out.str() == "<3>tests/logger.cpp:" + std::to_string(__LINE__ - 2) + ":\terror\n");
+        }
+    }
+  GIVEN("A logger with log_level 3")
+    {
+      Config::set("log_level", "3");
+      WHEN("we log some debug text")
+        {
+          IoTester<std::ostream> out(std::cout);
+          log_debug("debug");
+          THEN("nothing is written")
+            CHECK(out.str().empty());
+        }
+      WHEN("we log some errors")
+        {
+          IoTester<std::ostream> out(std::cout);
+          log_error("error");
+          THEN("error logs are still written")
+            CHECK(out.str() == "<3>tests/logger.cpp:" + std::to_string(__LINE__ - 2) + ":\terror\n");
+        }
+    }
+}
-- 
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