package org.meshbay.client

import org.json.JSONObject
import org.junit.Assert.assertEquals
import org.junit.Assert.assertThrows
import org.junit.Assert.assertTrue
import org.junit.Test
import org.meshbay.client.bridge.Refused
import org.meshbay.client.hub.HubClient

class HubClientTest {
    private fun hub(base: String = "") = HubClient(FakePrefs().apply { map["hubBase"] = base })

    @Test fun `an empty address is refused, not stored as no hub`() {
        val e = assertThrows(Refused::class.java) { hub().setBase("   ") }
        assertEquals("Enter the address of a hub.", e.message)
    }

    @Test fun `plain http is refused except to loopback`() {
        for (url in listOf("http://example.org", "http://10.0.2.2:8770", "ftp://x", "http://192.168.1.2")) {
            val e = assertThrows(Refused::class.java) { hub().setBase(url) }
            assertEquals(url, "The hub address must be https", e.message)
        }
    }

    @Test fun `the page reaches the signed-in hub and nowhere else`() {
        val h = hub("https://hub.example")
        for (url in listOf("https://other.example/v1/x", "http://hub.example/v1/x",
                           "https://hub.example:8443/v1/x", "https://hub.example.evil/v1/x", "not a url")) {
            assertThrows(url, Refused::class.java) { h.fetch(url, JSONObject()) }
        }
    }

    @Test fun `nothing is fetched before a hub is set`() {
        assertThrows(Refused::class.java) { hub("").fetch("https://hub.example/v1/x", null) }
    }

    @Test fun `unreachable hubs are described in words somebody can act on`() {
        assertTrue(HubClient.describeUnreachable("https://h", java.net.ConnectException()).startsWith("Nothing is listening at https://h"))
        assertTrue(HubClient.describeUnreachable("https://h", java.net.UnknownHostException()).contains("could not be found"))
        assertTrue(HubClient.describeUnreachable("https://h", javax.net.ssl.SSLHandshakeException("x")).contains("does not speak https"))
    }
}