Work on tests. Bug fixes and tweaks.

Started work on tests for fr::HttpRequest.

Fixed the final POST data variable containing header data it shouldn't (\r\n\r\n).

Fixed fr::Http::header_exists, and family, not converting things to lowercase first.

tests/HttpRequestTest.cpp

@@ -0,0 +1,105 @@
+#include "gtest/gtest.h"
+#include <frnetlib/HttpRequest.h>
+
+TEST(HttpRequestTest, get_request_parse)
+{
+    //The test request to parse
+    const std::string raw_request =
+            "GET /index.html HTTP/1.1\n"
+            "Host: frednicolson.co.uk\r\n"
+            "Content-Type: application/x-www-form-urlencoded\r\n"
+            "My-Header:      header1\n"
+            "My-Other-Header:header2\r\n"
+            "Cache-Control: no-cache\r\n\r\n";
+
+    //Parse it
+    fr::HttpRequest request;
+    ASSERT_EQ(request.parse(raw_request.c_str(), raw_request.size()), false);
+
+    //Check that the request type is intact
+    ASSERT_EQ(request.get_type(), fr::Http::Get);
+
+    //Test that URI is intact
+    ASSERT_EQ(request.get_uri(), "/index.html");
+
+    //Test that headers exist
+    ASSERT_EQ(request.header_exists("host"), true);
+    ASSERT_EQ(request.header_exists("contEnt-type"), true);
+    ASSERT_EQ(request.header_exists("my-HeadEr"), true);
+    ASSERT_EQ(request.header_exists("my-other-header"), true);
+    ASSERT_EQ(request.header_exists("cache-control"), true);
+    ASSERT_EQ(request.header_exists("non-existant"), false);
+
+    //Check that headers are intact
+    ASSERT_EQ(request.header("host"), "frednicolson.co.uk");
+    ASSERT_EQ(request.header("content-type"), "application/x-www-form-urlencoded");
+    ASSERT_EQ(request.header("My-Other-Header"), "header2");
+    ASSERT_EQ(request.header("My-Header"), "header1");
+}
+
+TEST(HttpRequestTest, post_request_parse)
+{
+    const std::string raw_request =
+            "POST /index.html HTTP/1.1\r\n"
+            "\r\n"
+            "post_data=data1&some_more_post_data=data23\r\n\r\n";
+
+    //Parse it
+    fr::HttpRequest request;
+    ASSERT_EQ(request.parse(raw_request.c_str(), raw_request.size()), false);
+
+    //Check that the request type is intact
+    ASSERT_EQ(request.get_type(), fr::Http::Post);
+
+    //Test that URI is intact
+    ASSERT_EQ(request.get_uri(), "/index.html");
+
+    //Parse code is the same for GET, so skip header checks. Test if POST data exists.
+    ASSERT_EQ(request.post_exists("post_data"), true);
+    ASSERT_EQ(request.post_exists("some_mOre_posT_data"), true);
+    ASSERT_EQ(request.post_exists("non_existant"), false);
+
+    //Check that the POST data is valid
+    ASSERT_EQ(request.post("post_dAta"), "data1");
+    ASSERT_EQ(request.post("some_more_post_data"), "data23");
+}
+
+TEST(HttpRequestTest, request_type_parse)
+{
+    const std::string get_request = "GET / HTTP/1.1\r\n\r\n";
+    const std::string post_request = "POST / HTTP/1.1\r\n\r\n";
+    const std::string put_request = "PUT / HTTP/1.1\r\n\r\n";
+    const std::string delete_request = "DELETE / HTTP/1.1\r\n\r\n";
+    const std::string patch_request = "PATCH / HTTP/1.1\r\n\r\n";
+    const std::string invalid_request = "INVALID / HTTP/1.1\r\n\r\n";
+
+    fr::HttpRequest request;
+    request.parse(get_request.c_str(), get_request.size());
+    ASSERT_EQ(request.get_type(), fr::Http::Get);
+    request = {};
+
+    request.parse(post_request.c_str(), post_request.size());
+    ASSERT_EQ(request.get_type(), fr::Http::Post);
+    request = {};
+
+    request.parse(put_request.c_str(), put_request.size());
+    ASSERT_EQ(request.get_type(), fr::Http::Put);
+    request = {};
+
+    request.parse(delete_request.c_str(), delete_request.size());
+    ASSERT_EQ(request.get_type(), fr::Http::Delete);
+    request = {};
+
+    request.parse(patch_request.c_str(), patch_request.size());
+    ASSERT_EQ(request.get_type(), fr::Http::Patch);
+    request = {};
+
+    request.parse(invalid_request.c_str(), invalid_request.size());
+    ASSERT_EQ(request.get_type(), fr::Http::Unknown);
+    request = {};
+}
+
+TEST(HttpRequestTest, request_construction)
+{
+    //todo: more tests
+}