392 lines
10 KiB
Swift
392 lines
10 KiB
Swift
// Copyright © 2014-2018 the Surge contributors
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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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// swiftlint:disable nesting type_body_length
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class ArithmeticTests: XCTestCase {
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let n = 100_000
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func test_add_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = (0..<n).map { Scalar($0 * 3) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.add(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { $0 + $1 }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_add_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = (0..<n).map { Scalar($0 * 3) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.add(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { $0 + $1 }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_sub_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = (0..<n).map { Scalar($0 * 3) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.sub(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { $0 - $1 }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_sub_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = (0..<n).map { Scalar($0 * 3) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.sub(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { $0 - $1 }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_mul_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = (0..<n).map { Scalar($0 / 1_000) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.mul(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { $0 * $1 }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_mul_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = (0..<n).map { Scalar($0 / 1_000) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.mul(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { $0 * $1 }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_div_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = (0..<n).map { Scalar($0 + 1) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.div(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { $0 / $1 }
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XCTAssertEqual(actual, expected, accuracy: 1e-6)
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}
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func test_div_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = (0..<n).map { Scalar($0 + 1) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.div(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { $0 / $1 }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_mod_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = Array(repeating: 42, count: n)
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var actual: [Scalar] = []
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measure {
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actual = Surge.mod(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { fmod($0, $1) }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_mod_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = Array(repeating: 42, count: n)
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var actual: [Scalar] = []
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measure {
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actual = Surge.mod(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { fmod($0, $1) }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_remainder_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = Array(repeating: -42, count: n)
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var actual: [Scalar] = []
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measure {
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actual = Surge.remainder(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { remainder($0, $1) }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_remainder_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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let rhs: [Scalar] = Array(repeating: -42, count: n)
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var actual: [Scalar] = []
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measure {
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actual = Surge.remainder(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).map { remainder($0, $1) }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_sqrt_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.sqrt(lhs)
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}
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let expected = lhs.map { sqrt($0) }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_sqrt_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = (0..<n).map { Scalar($0) }
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var actual: [Scalar] = []
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measure {
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actual = Surge.sqrt(lhs)
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}
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let expected = lhs.map { sqrt($0) }
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_dot_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = Array(repeating: 0.25, count: n)
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let rhs: [Scalar] = Array(repeating: 0.75, count: n)
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var actual: Scalar = 0
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measure {
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actual = Surge.dot(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).reduce(0) {
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$0 + $1.0 * $1.1
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}
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_dot_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = Array(repeating: 0.25, count: n)
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let rhs: [Scalar] = Array(repeating: 0.75, count: n)
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var actual: Scalar = 0
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measure {
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actual = Surge.dot(lhs, rhs)
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}
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let expected = Swift.zip(lhs, rhs).reduce(0) {
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$0 + $1.0 * $1.1
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}
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_sum() {
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let values = (0...n).map { _ in Double(arc4random()) / Double(UInt32.max) }
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var actual = 0.0
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measure {
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actual = sum(values)
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}
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var expected = 0.0
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for value in values {
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expected += value
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}
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_sum_slice() {
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let values = (0...n).map { _ in Double(arc4random()) / Double(UInt32.max) }
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var actual = 0.0
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measure {
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actual = sum(values[0..<n/2])
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}
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var expected = 0.0
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for value in values[0..<n/2] {
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expected += value
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}
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XCTAssertEqual(actual, expected, accuracy: 1e-8)
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}
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func test_sqrt() {
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let values = (0...n).map { _ in Double(arc4random()) }
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measureAndValidateMappedFunctionWithAccuracy(source: values, member: sqrt, mapped: sqrt, accuracy: 1e-4)
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}
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func test_sqrt_empty() {
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let values = [Double]()
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XCTAssertEqual(sqrt(values), [])
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}
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func test_dist_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = [1, 2, 3]
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let rhs: [Scalar] = [9, 8, 7]
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var actual: Scalar = 0.0
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measure {
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actual = dist(lhs, rhs)
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}
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let expected: Scalar = sqrt(Swift.zip(lhs, rhs).map({ $0 - $1 }).map({ $0 * $0 }).reduce(0.0, +))
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XCTAssertEqual(actual, expected, accuracy: 1e-6)
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}
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func test_dist_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = [1, 2, 3, 4]
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let rhs: [Scalar] = [9, 8, 7, 6]
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var actual: Scalar = 0.0
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measure {
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actual = dist(lhs, rhs)
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}
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let expected: Scalar = sqrt(Swift.zip(lhs, rhs).map({ $0 - $1 }).map({ $0 * $0 }).reduce(0.0, +))
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XCTAssertEqual(actual, expected, accuracy: 1e-6)
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}
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func test_distsq_array_array_double() {
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typealias Scalar = Double
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let lhs: [Scalar] = [1, 2, 3]
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let rhs: [Scalar] = [9, 8, 7]
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var actual: Scalar = 0.0
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measure {
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actual = distSq(lhs, rhs)
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}
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let expected: Scalar = Swift.zip(lhs, rhs).map({ $0 - $1 }).map({ $0 * $0 }).reduce(0.0, +)
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XCTAssertEqual(actual, expected, accuracy: 1e-6)
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}
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func test_distsq_array_array_float() {
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typealias Scalar = Float
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let lhs: [Scalar] = [1, 2, 3, 4]
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let rhs: [Scalar] = [9, 8, 7, 6]
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var actual: Scalar = 0.0
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measure {
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actual = distSq(lhs, rhs)
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}
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let expected: Scalar = Swift.zip(lhs, rhs).map({ $0 - $1 }).map({ $0 * $0 }).reduce(0.0, +)
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XCTAssertEqual(actual, expected, accuracy: 1e-6)
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}
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}
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