/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package org.mozilla.focus.biometrics

import android.content.Context
import androidx.fragment.app.FragmentActivity
import androidx.fragment.app.FragmentManager
import androidx.fragment.app.FragmentTransaction
import mozilla.components.lib.auth.AuthenticationDelegate
import mozilla.components.lib.auth.BiometricPromptAuth
import mozilla.components.support.test.mock
import org.junit.Assert.assertEquals
import org.junit.Before
import org.junit.Test
import org.mockito.Mockito.doReturn
import org.mockito.Mockito.spy

class BiometricAuthenticationFragmentTest {
    private lateinit var biometricPromptAuth: BiometricPromptAuth
    private lateinit var fragment: BiometricAuthenticationFragment
    private val activity: FragmentActivity = mock()
    private val testContext: Context = mock()

    private val fragmentManger: FragmentManager = mock()
    private val fragmentTransaction: FragmentTransaction = mock()

    @Before
    fun setup() {
        fragment = spy(BiometricAuthenticationFragment())
        doReturn(testContext).`when`(fragment).context
        doReturn(activity).`when`(fragment).requireActivity()
        doReturn(fragmentManger).`when`(activity).supportFragmentManager
        doReturn(fragmentTransaction).`when`(fragmentManger).beginTransaction()
        biometricPromptAuth = spy(
            BiometricPromptAuth(
                testContext,
                fragment,
                object : AuthenticationDelegate {
                    override fun onAuthError(errorText: String) {
                    }
                    override fun onAuthFailure() {
                    }
                    override fun onAuthSuccess() {
                    }
                },
            ),
        )
    }

    @Test
    fun `GIVEN biometric authentication fragment WHEN on Auth Error is  called THEN biometricErrorText should be updated`() {
        fragment.onAuthError("Fingerprint operation canceled by user.")

        assertEquals(fragment.biometricErrorText.value, "Fingerprint operation canceled by user.")
    }
}
