package com.rssuper.services

import org.junit.Assert.assertEquals
import org.junit.Assert.assertNotNull
import org.junit.Assert.assertTrue
import org.junit.Test

class FeedFetcherTest {

    @Test
    fun testOkHttpConfiguration() {
        val feedFetcher = FeedFetcher(timeoutMs = 5000)
        val clientField = FeedFetcher::class.java.getDeclaredField("client")
        clientField.isAccessible = true
        val okHttpClient = clientField.get(feedFetcher) as okhttp3.OkHttpClient

        assertEquals(5000, okHttpClient.connectTimeoutMillis)
        assertEquals(5000, okHttpClient.readTimeoutMillis)
        assertEquals(5000, okHttpClient.writeTimeoutMillis)
        assertNotNull(okHttpClient.eventListenerFactory)
    }

    @Test
    fun testFetchWithHTTPAuth() {
        val auth = HTTPAuthCredentials("user", "pass")
        val credentials = auth.toCredentials()
        
        assertNotNull(credentials)
        assertTrue(credentials.startsWith("Basic "))
    }

    @Test
    fun testFetchWithETag() {
        val feedFetcher = FeedFetcher(timeoutMs = 15000)
        val etag = "test-etag-123"
        
        val result = feedFetcher.fetch("https://example.com/feed.xml", ifNoneMatch = etag)
        assertTrue(result.isSuccess() || result.isFailure())
    }

    @Test
    fun testFetchWithLastModified() {
        val feedFetcher = FeedFetcher(timeoutMs = 15000)
        val lastModified = "Mon, 01 Jan 2024 00:00:00 GMT"
        
        val result = feedFetcher.fetch("https://example.com/feed.xml", ifModifiedSince = lastModified)
        assertTrue(result.isSuccess() || result.isFailure())
    }

    @Test
    fun testFetchRetrySuccess() {
        val feedFetcher = FeedFetcher(timeoutMs = 15000, maxRetries = 3)
        
        val result = feedFetcher.fetch("https://example.com/feed.xml")
        assertTrue(result.isSuccess() || result.isFailure())
    }
}