package io.oxygenhub.android.update

import io.oxygenhub.android.api.Release

import io.oxygenhub.android.api.ReleaseAsset

import org.junit.Assert.assertEquals

import org.junit.Assert.assertFalse

import org.junit.Assert.assertNull

import org.junit.Assert.assertTrue

import org.junit.Test

class AppUpdateTest {

    @Test

    fun versionsCompareAsNumbers() {

        assertTrue(isNewer("v0.10.0", "0.9.9"))

        assertTrue(isNewer("1.0.0", "0.99.99"))

        assertFalse(isNewer("v0.1.0", "0.1.0"))

        assertFalse(isNewer("0.1.0", "0.2.0"))

        // A pre-release is never offered; a debug build's odd version is always behind.

        assertFalse(isNewer("0.2.0-rc1", "0.1.0"))

        assertTrue(isNewer("0.1.0", "1.0"))

        assertNull(versionOf("1.2"))

    }

    private fun release(tag: String, vararg assets: String, pre: Boolean = false) =

        Release(tag = tag, prerelease = pre, url = "/andymccall/oxygenhub-android/release/$tag", assets = assets.map { ReleaseAsset(it, url = "/andymccall/oxygenhub-android/asset/1/$it") })

    @Test

    fun theNewestFullReleaseWithAnApkIsOffered() {

        val releases = listOf(

            release("v0.1.0", "oxygenhub-android-0.1.0-universal.apk"),

            release("v0.3.0", "oxygenhub-android-0.3.0-universal.apk", pre = true),

            release("v0.2.0", "oxygenhub-android-0.2.0-universal.apk", "SHA256SUMS"),

        )

        val u = updateFrom(releases, "0.1.0")!!

        assertEquals("0.2.0", u.version)

        assertEquals("https://oxygenhub.io/andymccall/oxygenhub-android/asset/1/oxygenhub-android-0.2.0-universal.apk", u.apkUrl)

        assertEquals("https://oxygenhub.io/andymccall/oxygenhub-android/release/v0.2.0", u.pageUrl)

        assertNull("up to date", updateFrom(releases, "0.2.0"))

        assertNull("no APK, no offer", updateFrom(listOf(release("v0.4.0", "SHA256SUMS")), "0.1.0"))

    }

}