104 lines
4.8 KiB
Swift
104 lines
4.8 KiB
Swift
// This is free software: you can redistribute and/or modify it
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// under the terms of the GNU General Public License 3.0
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// as published by the Free Software Foundation https://fsf.org
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//
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// SatsViewModelTests.swift
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// SatsPriceTests
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//
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// Created by Terry Yiu on 2/19/24.
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//
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import Foundation
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import XCTest
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@testable import SatsPrice
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final class SatsViewModelTests: XCTestCase {
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func testSatsViewModel() {
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let satsViewModel = SatsViewModel()
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satsViewModel.btcToCurrencyString = "54321"
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// Test BTC updates.
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satsViewModel.btcString = "1"
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#if !SKIP
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XCTAssertEqual(satsViewModel.btc, Decimal(string: "1"))
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XCTAssertEqual(satsViewModel.sats, Decimal(string: "100000000"))
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XCTAssertEqual(satsViewModel.currencyValue, Decimal(string: "54321"))
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#else
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XCTAssertEqual(satsViewModel.btc, Decimal("1"))
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XCTAssertEqual(satsViewModel.sats, Decimal("100000000"))
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XCTAssertEqual(satsViewModel.currencyValue, Decimal("54321"))
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#endif
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XCTAssertEqual(satsViewModel.btcString, "1")
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XCTAssertEqual(satsViewModel.satsString, "100000000")
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XCTAssertEqual(satsViewModel.currencyValueString, "54321")
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// Test Sats updates.
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satsViewModel.satsString = "200000000"
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#if !SKIP
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XCTAssertEqual(satsViewModel.btc, Decimal(string: "2"))
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XCTAssertEqual(satsViewModel.sats, Decimal(string: "200000000"))
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XCTAssertEqual(satsViewModel.currencyValue, Decimal(string: "108642"))
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#else
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XCTAssertEqual(satsViewModel.btc, Decimal("2"))
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XCTAssertEqual(satsViewModel.sats, Decimal("200000000"))
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XCTAssertEqual(satsViewModel.currencyValue, Decimal("108642"))
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#endif
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XCTAssertEqual(satsViewModel.btcString, "2")
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XCTAssertEqual(satsViewModel.satsString, "200000000")
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XCTAssertEqual(satsViewModel.currencyValueString, "108642")
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// Test currency value updates.
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satsViewModel.currencyValueString = "162963"
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#if !SKIP
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XCTAssertEqual(satsViewModel.btc, Decimal(string: "3"))
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XCTAssertEqual(satsViewModel.sats, Decimal(string: "300000000"))
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XCTAssertEqual(satsViewModel.currencyValue, Decimal(string: "162963"))
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#else
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XCTAssertEqual(satsViewModel.btc, Decimal("3"))
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XCTAssertEqual(satsViewModel.sats, Decimal("300000000"))
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XCTAssertEqual(satsViewModel.currencyValue, Decimal("162963"))
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#endif
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XCTAssertEqual(satsViewModel.btcString, "3")
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XCTAssertEqual(satsViewModel.satsString, "300000000")
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XCTAssertEqual(satsViewModel.currencyValueString, "162963")
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// Test fractional amounts.
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// Precision between platforms on this calculation is different so we have different assertions for each.
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satsViewModel.currencyValueString = "1"
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#if !SKIP
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XCTAssertEqual(satsViewModel.btc, Decimal(string: "0.00001840908672520756245282671526665562"))
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XCTAssertEqual(satsViewModel.btcString, "0.00001840908672520756245282671526665562")
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XCTAssertEqual(satsViewModel.sats, Decimal(string: "1840.908672520756245282671526665562"))
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XCTAssertEqual(satsViewModel.satsString, "1840.908672520756245282671526665562")
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XCTAssertEqual(satsViewModel.currencyValue, Decimal(string: "1"))
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#else
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XCTAssertEqual(satsViewModel.btc, Decimal("0.00001840908672520756"))
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XCTAssertEqual(satsViewModel.btcString, "0.00001840908672520756")
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XCTAssertEqual(satsViewModel.sats, Decimal("1840.908672520756"))
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XCTAssertEqual(satsViewModel.satsString, "1840.908672520756")
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XCTAssertEqual(satsViewModel.currencyValue, Decimal("1"))
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#endif
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XCTAssertEqual(satsViewModel.currencyValueString, "1")
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// Test large amounts that exceed the cap of 21M BTC.
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// Precision between platforms on this calculation is different so we have different assertions for each.
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satsViewModel.currencyValueString = "11407419999999"
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#if !SKIP
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XCTAssertEqual(satsViewModel.btc, Decimal(string: "210000184.09084884298889932070469983984"))
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XCTAssertEqual(satsViewModel.btcString, "210000184.09084884298889932070469983984")
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XCTAssertEqual(satsViewModel.sats, Decimal(string: "21000018409084884.298889932070469983984"))
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XCTAssertEqual(satsViewModel.satsString, "21000018409084884.298889932070469983984")
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XCTAssertEqual(satsViewModel.currencyValue, Decimal(string: "11407419999999"))
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#else
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XCTAssertEqual(satsViewModel.btc, Decimal("210000184.0908488429888993207"))
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XCTAssertEqual(satsViewModel.btcString, "210000184.0908488429888993207")
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XCTAssertEqual(satsViewModel.sats, Decimal("21000018409084884.29888993207"))
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XCTAssertEqual(satsViewModel.satsString, "21000018409084884.29888993207")
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XCTAssertEqual(satsViewModel.currencyValue, Decimal("11407419999999"))
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#endif
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XCTAssertEqual(satsViewModel.currencyValueString, "11407419999999")
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}
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}
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