import mcpplibs.tinyhttps;

import std;

#include <cassert>

#include "../test_print.hpp"

int main() {

using namespace mcpplibs::tinyhttps;

SseParser parser;

// Test 1: simple data event

auto events = parser.feed("data: hello\n\n");

assert(events.size() == 1);

assert(events[0].data == "hello");

assert(events[0].event == "message");

// Test 2: named event

events = parser.feed("event: ping\ndata: {}\n\n");

assert(events.size() == 1);

assert(events[0].event == "ping");

assert(events[0].data == "{}");

// Test 3: multi-line data

events = parser.feed("data: line1\ndata: line2\n\n");

assert(events.size() == 1);

assert(events[0].data == "line1\nline2");

// Test 4: chunked feed (data arrives in pieces)

parser.reset();

events = parser.feed("data: hel");

assert(events.empty());

events = parser.feed("lo\n\n");

assert(events.size() == 1);

assert(events[0].data == "hello");

// Test 5: multiple events in one chunk

events = parser.feed("data: first\n\ndata: second\n\n");

assert(events.size() == 2);

assert(events[0].data == "first");

assert(events[1].data == "second");

// Test 6: OpenAI format

parser.reset();

events = parser.feed("data: {\"choices\":[{\"delta\":{\"content\":\"Hi\"}}]}\n\n");

assert(events.size() == 1);

assert(events[0].data.find("Hi") != std::string::npos);

// Test 7: Anthropic format (event type line)

parser.reset();

events = parser.feed("event: content_block_delta\ndata: {\"type\":\"content_block_delta\"}\n\n");

assert(events.size() == 1);

assert(events[0].event == "content_block_delta");

// Test 8: [DONE] sentinel

parser.reset();

events = parser.feed("data: [DONE]\n\n");

assert(events.size() == 1);

assert(events[0].data == "[DONE]");

// Test 9: comment lines (start with :) ignored

parser.reset();

events = parser.feed(": this is a comment\ndata: actual\n\n");

assert(events.size() == 1);

assert(events[0].data == "actual");

// Test 10: id field

parser.reset();

events = parser.feed("id: 123\ndata: msg\n\n");

assert(events.size() == 1);

assert(events[0].id == "123");

assert(events[0].data == "msg");

println("test_sse: ALL PASSED");

return 0;

}