/*
 * Copyright (C) 2019 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.net

import android.os.Build
import androidx.test.filters.SmallTest
import com.android.modules.utils.build.SdkLevel
import com.android.testutils.assertParcelSane
import com.android.testutils.assertParcelingIsLossless
import com.android.testutils.DevSdkIgnoreRule
import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo
import com.android.testutils.DevSdkIgnoreRunner
import org.junit.Assert.assertFalse
import org.junit.Assert.assertTrue
import org.junit.Rule
import org.junit.Test
import org.junit.runner.RunWith
import kotlin.test.assertEquals
import kotlin.test.assertNotEquals

@SmallTest
@RunWith(DevSdkIgnoreRunner::class)
@IgnoreUpTo(Build.VERSION_CODES.Q)
class CaptivePortalDataTest {
    @Rule @JvmField
    val ignoreRule = DevSdkIgnoreRule()

    private val data = CaptivePortalData.Builder()
            .setRefreshTime(123L)
            .setUserPortalUrl(Uri.parse("https://portal.example.com/test"))
            .setVenueInfoUrl(Uri.parse("https://venue.example.com/test"))
            .setSessionExtendable(true)
            .setBytesRemaining(456L)
            .setExpiryTime(789L)
            .setCaptive(true)
            .apply {
                if (SdkLevel.isAtLeastS()) {
                    setVenueFriendlyName("venue friendly name")
                }
            }
            .build()

    private val dataFromPasspoint = CaptivePortalData.Builder()
            .setCaptive(true)
            .apply {
                if (SdkLevel.isAtLeastS()) {
                    setVenueFriendlyName("venue friendly name")
                    setUserPortalUrl(Uri.parse("https://tc.example.com/passpoint"),
                            CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_PASSPOINT)
                    setVenueInfoUrl(Uri.parse("https://venue.example.com/passpoint"),
                            CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_PASSPOINT)
                }
            }
            .build()

    private fun makeBuilder() = CaptivePortalData.Builder(data)

    @Test
    fun testParcelUnparcel() {
        val fieldCount = if (SdkLevel.isAtLeastS()) 10 else 7
        assertParcelSane(data, fieldCount)
        assertParcelSane(dataFromPasspoint, fieldCount)

        assertParcelingIsLossless(makeBuilder().setUserPortalUrl(null).build())
        assertParcelingIsLossless(makeBuilder().setVenueInfoUrl(null).build())
    }

    @Test
    fun testEquals() {
        assertEquals(data, makeBuilder().build())

        assertNotEqualsAfterChange { it.setRefreshTime(456L) }
        assertNotEqualsAfterChange { it.setUserPortalUrl(Uri.parse("https://example.com/")) }
        assertNotEqualsAfterChange { it.setUserPortalUrl(null) }
        assertNotEqualsAfterChange { it.setVenueInfoUrl(Uri.parse("https://example.com/")) }
        assertNotEqualsAfterChange { it.setVenueInfoUrl(null) }
        assertNotEqualsAfterChange { it.setSessionExtendable(false) }
        assertNotEqualsAfterChange { it.setBytesRemaining(789L) }
        assertNotEqualsAfterChange { it.setExpiryTime(12L) }
        assertNotEqualsAfterChange { it.setCaptive(false) }

        if (SdkLevel.isAtLeastS()) {
            assertNotEqualsAfterChange { it.setVenueFriendlyName("another friendly name") }
            assertNotEqualsAfterChange { it.setVenueFriendlyName(null) }

            assertEquals(dataFromPasspoint, CaptivePortalData.Builder(dataFromPasspoint).build())
            assertNotEqualsAfterChange { it.setUserPortalUrl(
                    Uri.parse("https://tc.example.com/passpoint")) }
            assertNotEqualsAfterChange { it.setUserPortalUrl(
                    Uri.parse("https://tc.example.com/passpoint"),
                    CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_OTHER) }
            assertNotEqualsAfterChange { it.setUserPortalUrl(
                    Uri.parse("https://tc.example.com/other"),
                    CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_PASSPOINT) }
            assertNotEqualsAfterChange { it.setUserPortalUrl(
                    Uri.parse("https://tc.example.com/passpoint"),
                    CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_OTHER) }
            assertNotEqualsAfterChange { it.setVenueInfoUrl(
                    Uri.parse("https://venue.example.com/passpoint")) }
            assertNotEqualsAfterChange { it.setVenueInfoUrl(
                    Uri.parse("https://venue.example.com/other"),
                    CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_PASSPOINT) }
            assertNotEqualsAfterChange { it.setVenueInfoUrl(
                    Uri.parse("https://venue.example.com/passpoint"),
                    CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_OTHER) }
        }
    }

    @Test
    fun testUserPortalUrl() {
        assertEquals(Uri.parse("https://portal.example.com/test"), data.userPortalUrl)
    }

    @Test
    fun testVenueInfoUrl() {
        assertEquals(Uri.parse("https://venue.example.com/test"), data.venueInfoUrl)
    }

    @Test
    fun testIsSessionExtendable() {
        assertTrue(data.isSessionExtendable)
    }

    @Test
    fun testByteLimit() {
        assertEquals(456L, data.byteLimit)
        // Test byteLimit unset.
        assertEquals(-1L, CaptivePortalData.Builder(null).build().byteLimit)
    }

    @Test
    fun testRefreshTimeMillis() {
        assertEquals(123L, data.refreshTimeMillis)
    }

    @Test
    fun testExpiryTimeMillis() {
        assertEquals(789L, data.expiryTimeMillis)
        // Test expiryTimeMillis unset.
        assertEquals(-1L, CaptivePortalData.Builder(null).build().expiryTimeMillis)
    }

    @Test
    fun testIsCaptive() {
        assertTrue(data.isCaptive)
        assertFalse(makeBuilder().setCaptive(false).build().isCaptive)
    }

    @Test @IgnoreUpTo(Build.VERSION_CODES.R)
    fun testVenueFriendlyName() {
        assertEquals("venue friendly name", data.venueFriendlyName)
    }

    @Test @IgnoreUpTo(Build.VERSION_CODES.R)
    fun testGetVenueInfoUrlSource() {
        assertEquals(CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_OTHER,
                data.venueInfoUrlSource)
        assertEquals(CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_PASSPOINT,
                dataFromPasspoint.venueInfoUrlSource)
    }

    @Test @IgnoreUpTo(Build.VERSION_CODES.R)
    fun testGetUserPortalUrlSource() {
        assertEquals(CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_OTHER,
                data.userPortalUrlSource)
        assertEquals(CaptivePortalData.CAPTIVE_PORTAL_DATA_SOURCE_PASSPOINT,
                dataFromPasspoint.userPortalUrlSource)
    }

    private fun CaptivePortalData.mutate(mutator: (CaptivePortalData.Builder) -> Unit) =
            CaptivePortalData.Builder(this).apply { mutator(this) }.build()

    private fun assertNotEqualsAfterChange(mutator: (CaptivePortalData.Builder) -> Unit) {
        assertNotEquals(data, data.mutate(mutator))
    }
}