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+/*****************************************************************************
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+ * VLCAudioTest.swift
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+ *****************************************************************************
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+ * Copyright (C) 2018 Mike JS. Choi
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+ * Copyright (C) 2018 VLC authors and VideoLAN
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+ * $Id$
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+ *
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+ * Authors: Mike JS. Choi <mkchoi212 # icloud.com>
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU Lesser General Public License as published by
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+ * the Free Software Foundation; either version 2.1 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU Lesser General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU Lesser General Public License
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+ * along with this program; if not, write to the Free Software Foundation,
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+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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+ *****************************************************************************/
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+
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+import XCTest
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+
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+class VLCAudioTest: XCTestCase {
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+
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+ let step = 6
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+ let min: Int32 = 0
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+ let max: Int32 = 200
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+
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+ func testPassThrough() throws {
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+ let player = VLCMediaPlayer()
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+ let audio = try XCTAssertNotNilAndUnwrap(player.audio)
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+
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+ XCTAssertFalse(audio.passthrough)
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+
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+ audio.passthrough = true
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+ XCTAssertTrue(audio.passthrough)
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+
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+ audio.passthrough = false
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+ XCTAssertFalse(audio.passthrough)
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+ }
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+
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+ func testVolumeDown() throws {
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+ let player = VLCMediaPlayer()
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+ let audio = try XCTAssertNotNilAndUnwrap(player.audio)
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+
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+ audio.volume = max
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+ XCTAssertEqual(audio.volume, max)
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+
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+ let tests: [(repeatCount: Int, expected: Int32)] = [
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+ (10, 140),
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+ (5, 110),
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+ (0, 110),
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+ (15, 20),
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+ (100, min)
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+ ]
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+
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+ for (repeatCount, expected) in tests {
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+ (0..<repeatCount).forEach { _ in audio.volumeDown() }
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+ XCTAssertEqual(audio.volume, expected)
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+ }
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+ }
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+
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+ func testVolumeUp() throws {
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+ let player = VLCMediaPlayer()
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+ let audio = try XCTAssertNotNilAndUnwrap(player.audio)
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+
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+ audio.volume = min
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+ XCTAssertEqual(audio.volume, 0)
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+
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+ let tests: [(repeatCount: Int, expected: Int32)] = [
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+ (5, 30),
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+ (10, 90),
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+ (10, 150),
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+ (0, 150),
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+ (100, max)
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+ ]
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+
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+ for (repeatCount, expected) in tests {
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+ (0..<repeatCount).forEach { _ in audio.volumeUp() }
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+ XCTAssertEqual(audio.volume, expected)
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+ }
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+ }
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+
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+ func testSetVolume() throws {
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+ let player = VLCMediaPlayer()
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+ let audio = try XCTAssertNotNilAndUnwrap(player.audio)
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+
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+ let tests: [(target: Int32, expected: Int32)] = [
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+ (min, min),
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+ (min - 100, min),
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+ (50, 50),
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+ (100, 100),
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+ (max, max),
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+ (max + 100, max)
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+ ]
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+
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+ for (target, expected) in tests {
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+ audio.volume = target
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+ XCTAssertEqual(audio.volume, expected)
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+ }
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+ }
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+}
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Mike JS. Choi