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192+Addition.swift
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192+Addition.swift
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//=----------------------------------------------------------------------------=
// This source file is part of the AwesomeNumbersKit open source project.
//
// Copyright (c) 2022 Oscar Byström Ericsson
// Licensed under Apache License, Version 2.0
//
// See http://www.apache.org/licenses/LICENSE-2.0 for license information.
//=----------------------------------------------------------------------------=
#if DEBUG
import ANKCoreKit
import ANKFullWidthKit
import XCTest
private typealias X = ANK.U192X64
private typealias Y = ANK.U192X32
//*============================================================================*
// MARK: * ANK x Int192 x Addition
//*============================================================================*
final class Int192TestsOnAddition: XCTestCase {
typealias T = Int192
//=------------------------------------------------------------------------=
// MARK: Tests
//=------------------------------------------------------------------------=
func testAdding() {
ANKAssertAddition(T( 1), T( 2), T( 3))
ANKAssertAddition(T( 1), T( 1), T( 2))
ANKAssertAddition(T( 1), T( 0), T( 1))
ANKAssertAddition(T( 1), T(-1), T( 0))
ANKAssertAddition(T( 1), T(-2), T(-1))
ANKAssertAddition(T( 0), T( 2), T( 2))
ANKAssertAddition(T( 0), T( 1), T( 1))
ANKAssertAddition(T( 0), T( 0), T( 0))
ANKAssertAddition(T( 0), T(-1), T(-1))
ANKAssertAddition(T( 0), T(-2), T(-2))
ANKAssertAddition(T(-1), T( 2), T( 1))
ANKAssertAddition(T(-1), T( 1), T( 0))
ANKAssertAddition(T(-1), T( 0), T(-1))
ANKAssertAddition(T(-1), T(-1), T(-2))
ANKAssertAddition(T(-1), T(-2), T(-3))
}
func testAddingUsingLargeValues() {
ANKAssertAddition(T(x64: X(~0, ~0, 0)), T(x64: X(3, 0, 0)), T(x64: X( 2, 0, 1)))
ANKAssertAddition(T(x64: X(~0, ~0, 0)), T(x64: X(0, 3, 0)), T(x64: X(~0, 2, 1)))
ANKAssertAddition(T(x64: X(~0, ~0, 0)), T(x64: X(0, 0, 3)), T(x64: X(~0, ~0, 3)))
ANKAssertAddition(T(x64: X(~0, ~0, 0)), -T(x64: X(3, 0, 0)), T(x64: X(~3, ~0, 0)))
ANKAssertAddition(T(x64: X(~0, ~0, 0)), -T(x64: X(0, 3, 0)), T(x64: X(~0, ~3, 0)))
ANKAssertAddition(T(x64: X(~0, ~0, 0)), -T(x64: X(0, 0, 3)), T(x64: X(~0, ~0, ~2)))
ANKAssertAddition(T(x64: X( 0, 0, ~0)), T(x64: X(3, 0, 0)), T(x64: X( 3, 0, ~0)))
ANKAssertAddition(T(x64: X( 0, 0, ~0)), T(x64: X(0, 3, 0)), T(x64: X( 0, 3, ~0)))
ANKAssertAddition(T(x64: X( 0, 0, ~0)), T(x64: X(0, 0, 3)), T(x64: X( 0, 0, 2)))
ANKAssertAddition(T(x64: X( 0, 0, ~0)), -T(x64: X(3, 0, 0)), T(x64: X(~2, ~0, ~1)))
ANKAssertAddition(T(x64: X( 0, 0, ~0)), -T(x64: X(0, 3, 0)), T(x64: X( 0, ~2, ~1)))
ANKAssertAddition(T(x64: X( 0, 0, ~0)), -T(x64: X(0, 0, 3)), T(x64: X( 0, 0, ~3)))
}
func testAddingReportingOverflow() {
ANKAssertAddition(T.min, T( 1), T.min + T(1))
ANKAssertAddition(T.min, T(-1), T.max, true)
ANKAssertAddition(T.max, T( 1), T.min, true)
ANKAssertAddition(T.max, T(-1), T.max - T(1))
ANKAssertAddition(T(high: .max, low: .max), T(-1), T(high: .max, low: .max - 1), false) // carry 1st
ANKAssertAddition(T(high: .min, low: .max), T(-1), T(high: .min, low: .max - 1), false) // carry 2nd
}
//=------------------------------------------------------------------------=
// MARK: Tests x Digit
//=------------------------------------------------------------------------=
func testAddingDigit() {
ANKAssertAdditionByDigit(T( 1), Int( 2), T( 3))
ANKAssertAdditionByDigit(T( 1), Int( 1), T( 2))
ANKAssertAdditionByDigit(T( 1), Int( 0), T( 1))
ANKAssertAdditionByDigit(T( 1), Int(-1), T( 0))
ANKAssertAdditionByDigit(T( 1), Int(-2), T(-1))
ANKAssertAdditionByDigit(T( 0), Int( 2), T( 2))
ANKAssertAdditionByDigit(T( 0), Int( 1), T( 1))
ANKAssertAdditionByDigit(T( 0), Int( 0), T( 0))
ANKAssertAdditionByDigit(T( 0), Int(-1), T(-1))
ANKAssertAdditionByDigit(T( 0), Int(-2), T(-2))
ANKAssertAdditionByDigit(T(-1), Int( 2), T( 1))
ANKAssertAdditionByDigit(T(-1), Int( 1), T( 0))
ANKAssertAdditionByDigit(T(-1), Int( 0), T(-1))
ANKAssertAdditionByDigit(T(-1), Int(-1), T(-2))
ANKAssertAdditionByDigit(T(-1), Int(-2), T(-3))
}
func testAddingDigitUsingLargeValues() {
ANKAssertAdditionByDigit(T(x64: X(~0, ~0, 0)), Int(3), T(x64: X( 2, 0, 1)))
ANKAssertAdditionByDigit(T(x64: X(~0, ~0, 0)), -Int(3), T(x64: X(~3, ~0, 0)))
ANKAssertAdditionByDigit(T(x64: X( 0, 0, ~0)), Int(3), T(x64: X( 3, 0, ~0)))
ANKAssertAdditionByDigit(T(x64: X( 0, 0, ~0)), -Int(3), T(x64: X(~2, ~0, ~1)))
}
func testAddingDigitReportingOverflow() {
ANKAssertAdditionByDigit(T.min, Int( 1), T.min + T(1))
ANKAssertAdditionByDigit(T.min, Int(-1), T.max, true)
ANKAssertAdditionByDigit(T.max, Int( 1), T.min, true)
ANKAssertAdditionByDigit(T.max, Int(-1), T.max - T(1))
}
//=------------------------------------------------------------------------=
// MARK: Tests x Miscellaneous
//=------------------------------------------------------------------------=
func testOverloadsAreUnambiguousWhenUsingIntegerLiterals() {
func becauseThisCompilesSuccessfully(_ x: inout T) {
XCTAssertNotNil(x += 0)
XCTAssertNotNil(x &+= 0)
XCTAssertNotNil(x.addReportingOverflow(0))
XCTAssertNotNil(x + 0)
XCTAssertNotNil(x &+ 0)
XCTAssertNotNil(x.addingReportingOverflow(0))
}
}
}
//*============================================================================*
// MARK: * ANK x UInt192 x Addition
//*============================================================================*
final class UInt192TestsOnAddition: XCTestCase {
typealias T = UInt192
//=------------------------------------------------------------------------=
// MARK: Tests
//=------------------------------------------------------------------------=
func testAdding() {
ANKAssertAddition(T(0), T(0), T(0))
ANKAssertAddition(T(0), T(1), T(1))
ANKAssertAddition(T(0), T(2), T(2))
ANKAssertAddition(T(1), T(0), T(1))
ANKAssertAddition(T(1), T(1), T(2))
ANKAssertAddition(T(1), T(2), T(3))
}
func testAddingUsingLargeValues() {
ANKAssertAddition(T(x64: X(~0, ~0, 0)), T(x64: X(3, 0, 0)), T(x64: X( 2, 0, 1)))
ANKAssertAddition(T(x64: X(~0, ~0, 0)), T(x64: X(0, 3, 0)), T(x64: X(~0, 2, 1)))
ANKAssertAddition(T(x64: X(~0, ~0, 0)), T(x64: X(0, 0, 3)), T(x64: X(~0, ~0, 3)))
}
func testAddingReportingOverflow() {
ANKAssertAddition(T.min, T(1), T.min + T(1))
ANKAssertAddition(T.max, T(1), T.min, true)
}
//=------------------------------------------------------------------------=
// MARK: Tests x Digit
//=------------------------------------------------------------------------=
func testAddingDigit() {
ANKAssertAdditionByDigit(T(0), UInt(0), T(0))
ANKAssertAdditionByDigit(T(0), UInt(1), T(1))
ANKAssertAdditionByDigit(T(0), UInt(2), T(2))
ANKAssertAdditionByDigit(T(1), UInt(0), T(1))
ANKAssertAdditionByDigit(T(1), UInt(1), T(2))
ANKAssertAdditionByDigit(T(1), UInt(2), T(3))
}
func testAddingDigitUsingLargeValues() {
ANKAssertAdditionByDigit(T(x64: X( 0, 0, 0)), UInt(3), T(x64: X(3, 0, 0)))
ANKAssertAdditionByDigit(T(x64: X(~0, 0, 0)), UInt(3), T(x64: X(2, 1, 0)))
ANKAssertAdditionByDigit(T(x64: X(~0, ~0, 0)), UInt(3), T(x64: X(2, 0, 1)))
}
func testAddingDigitReportingOverflow() {
ANKAssertAdditionByDigit(T.min, UInt(1), T.min + T(1))
ANKAssertAdditionByDigit(T.max, UInt(1), T.min, true)
}
//=------------------------------------------------------------------------=
// MARK: Tests x Miscellaneous
//=------------------------------------------------------------------------=
func testOverloadsAreUnambiguousWhenUsingIntegerLiterals() {
func becauseThisCompilesSuccessfully(_ x: inout T) {
XCTAssertNotNil(x += 0)
XCTAssertNotNil(x &+= 0)
XCTAssertNotNil(x.addReportingOverflow(0))
XCTAssertNotNil(x + 0)
XCTAssertNotNil(x &+ 0)
XCTAssertNotNil(x.addingReportingOverflow(0))
}
}
}
#endif