2018-04-02 03:23:36 +08:00
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// Copyright © 2014-2018 the Surge contributors
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2014-11-30 08:28:11 +08:00
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import Foundation
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import Surge
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import XCTest
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class TrigonometricTests: XCTestCase {
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let n = 10_000
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2014-11-30 08:28:11 +08:00
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func test_sin() {
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let values = (0...n).map { _ in drand48() * Double.pi }
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measureAndValidateMappedFunctionWithAccuracy(source: values, member: sin, mapped: sin, accuracy: 1e-4)
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}
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func test_cos() {
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let values = (0...n).map { _ in drand48() * Double.pi }
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measureAndValidateMappedFunctionWithAccuracy(source: values, member: cos, mapped: cos, accuracy: 1e-4)
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}
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func test_tan() {
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let values = (0...n).map { _ in drand48() * Double.pi }
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measureAndValidateMappedFunctionWithAccuracy(source: values, member: tan, mapped: tan, accuracy: 1e-4)
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2014-11-30 08:28:11 +08:00
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}
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func test_asin() {
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let values = (0...n).map { _ in drand48() }
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measureAndValidateMappedFunctionWithAccuracy(source: values, member: asin, mapped: asin, accuracy: 1e-4)
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}
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func test_acos() {
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let values = (0...n).map { _ in drand48() }
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measureAndValidateMappedFunctionWithAccuracy(source: values, member: acos, mapped: acos, accuracy: 1e-4)
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}
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func test_atan() {
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let values = (0...n).map { _ in drand48() }
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2017-11-26 04:17:56 +08:00
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measureAndValidateMappedFunctionWithAccuracy(source: values, member: atan, mapped: atan, accuracy: 1e-4)
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2017-09-25 14:07:45 +08:00
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}
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2014-11-30 08:28:11 +08:00
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}
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