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https://github.com/metabolist/metatext
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102 lines
4.1 KiB
Swift
102 lines
4.1 KiB
Swift
// Copyright © 2020 Metabolist. All rights reserved.
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@testable import Base16
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import XCTest
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final class Base16Tests: XCTestCase {
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let testData = Data([182, 239, 215, 173, 251, 168, 76, 252,
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140, 7, 39, 163, 56, 255, 171, 35,
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121, 205, 26, 252, 53, 166, 159, 67,
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100, 70, 140, 79, 47, 26, 138, 209])
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let testDataLowercaseString = "b6efd7adfba84cfc8c0727a338ffab2379cd1afc35a69f4364468c4f2f1a8ad1"
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let testDataLowercaseStringData = Data([98, 54, 101, 102, 100, 55, 97, 100,
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102, 98, 97, 56, 52, 99, 102, 99,
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56, 99, 48, 55, 50, 55, 97, 51, 51,
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56, 102, 102, 97, 98, 50, 51, 55,
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57, 99, 100, 49, 97, 102, 99, 51,
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53, 97, 54, 57, 102, 52, 51, 54,
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52, 52, 54, 56, 99, 52, 102, 50,
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102, 49, 97, 56, 97, 100, 49])
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let testDataUppercaseString = "B6EFD7ADFBA84CFC8C0727A338FFAB2379CD1AFC35A69F4364468C4F2F1A8AD1"
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let testDataUppercaseStringData = Data([66, 54, 69, 70, 68, 55, 65, 68,
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70, 66, 65, 56, 52, 67, 70, 67,
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56, 67, 48, 55, 50, 55, 65, 51,
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51, 56, 70, 70, 65, 66, 50, 51,
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55, 57, 67, 68, 49, 65, 70, 67,
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51, 53, 65, 54, 57, 70, 52, 51,
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54, 52, 52, 54, 56, 67, 52, 70,
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50, 70, 49, 65, 56, 65, 68, 49])
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func testLowercaseString() {
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XCTAssertEqual(testData.base16EncodedString(), testDataLowercaseString)
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}
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func testUppercaseString() {
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XCTAssertEqual(testData.base16EncodedString(options: [.uppercase]),
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testDataUppercaseString)
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}
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func testLowercaseData() {
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XCTAssertEqual(testData.base16EncodedData(), testDataLowercaseStringData)
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}
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func testUppercaseData() {
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XCTAssertEqual(testData.base16EncodedData(options: [.uppercase]),
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testDataUppercaseStringData)
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}
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func testInitializationFromLowercaseString() throws {
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XCTAssertEqual(try Data(base16Encoded: testDataLowercaseString), testData)
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}
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func testInitializationFromUppercaseString() throws {
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XCTAssertEqual(try Data(base16Encoded: testDataUppercaseString), testData)
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}
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func testInitializationFromLowercaseData() throws {
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XCTAssertEqual(try Data(base16Encoded: testDataLowercaseStringData), testData)
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}
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func testInitializationFromUppercaseData() throws {
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XCTAssertEqual(try Data(base16Encoded: testDataUppercaseStringData), testData)
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}
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func testInvalidLength() throws {
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let invalidLength = String(testDataLowercaseString.prefix(testDataLowercaseString.count - 1))
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XCTAssertThrowsError(try Data(base16Encoded: invalidLength)) {
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guard case Base16EncodingError.invalidLength = $0 else {
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XCTFail("Expected invalid length error")
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return
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}
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}
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}
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func testInvalidByteString() {
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let invalidString = testDataLowercaseString.replacingOccurrences(of: "a", with: "z")
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XCTAssertThrowsError(try Data(base16Encoded: invalidString)) {
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guard case let Base16EncodingError.invalidByteString(invalidByteString) = $0 else {
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XCTFail("Expected invalid byte string error")
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return
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}
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XCTAssertEqual(invalidByteString, "zd")
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}
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}
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func testInvalidStringEncoding() {
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let invalidData = testDataLowercaseString.data(using: .utf16)!
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XCTAssertThrowsError(try Data(base16Encoded: invalidData)) {
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guard case Base16EncodingError.invalidStringEncoding = $0 else {
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XCTFail("Expected string encoding error")
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return
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}
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}
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}
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}
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