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Migrate String Helpers unit tests to Swift Testing #928

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34 changes: 16 additions & 18 deletions Tests/ArgumentParserUnitTests/StringEditDistanceTests.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -2,32 +2,30 @@
//
// This source file is part of the Swift Argument Parser open source project
//
// Copyright (c) 2020 Apple Inc. and the Swift project authors
// Copyright (c) 2020-2026 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
//
//===----------------------------------------------------------------------===//

import XCTest
import Testing

@testable import ArgumentParser

final class StringEditDistanceTests: XCTestCase {}

extension StringEditDistanceTests {
func testStringEditDistance() {
XCTAssertEqual("".editDistance(to: ""), 0)
XCTAssertEqual("".editDistance(to: "foo"), 3)
XCTAssertEqual("foo".editDistance(to: ""), 3)
XCTAssertEqual("foo".editDistance(to: "bar"), 3)
XCTAssertEqual("bar".editDistance(to: "foo"), 3)
XCTAssertEqual("bar".editDistance(to: "baz"), 1)
XCTAssertEqual("baz".editDistance(to: "bar"), 1)
XCTAssertEqual("friend".editDistance(to: "fresh"), 3)
XCTAssertEqual("friend".editDistance(to: "friend"), 0)
XCTAssertEqual("friend".editDistance(to: "fried"), 1)
XCTAssertEqual("friend".editDistance(to: "friendly"), 2)
XCTAssertEqual("friendly".editDistance(to: "friend"), 2)
@Suite struct StringEditDistanceTests {
@Test func stringEditDistance() {
#expect("".editDistance(to: "") == 0)
#expect("".editDistance(to: "foo") == 3)
#expect("foo".editDistance(to: "") == 3)
#expect("foo".editDistance(to: "bar") == 3)
#expect("bar".editDistance(to: "foo") == 3)
#expect("bar".editDistance(to: "baz") == 1)
#expect("baz".editDistance(to: "bar") == 1)
#expect("friend".editDistance(to: "fresh") == 3)
#expect("friend".editDistance(to: "friend") == 0)
#expect("friend".editDistance(to: "fried") == 1)
#expect("friend".editDistance(to: "friendly") == 2)
#expect("friendly".editDistance(to: "friend") == 2)
}
}
29 changes: 14 additions & 15 deletions Tests/ArgumentParserUnitTests/StringSnakeCaseTests.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -2,22 +2,21 @@
//
// This source file is part of the Swift Argument Parser open source project
//
// Copyright (c) 2020 Apple Inc. and the Swift project authors
// Copyright (c) 2020-2025 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
//
//===----------------------------------------------------------------------===//

import XCTest
import Testing

@testable import ArgumentParser

final class StringSnakeCaseTests: XCTestCase {}

extension StringSnakeCaseTests {
func testStringSnakeCase() {
let toSnakeCaseTests = [
@Suite
struct StringSnakeCaseTests {
@Test(
arguments: [
("simpleOneTwo", "simple_one_two"),
("myURL", "my_url"),
("singleCharacterAtEndX", "single_character_at_end_x"),
Expand Down Expand Up @@ -57,13 +56,13 @@ extension StringSnakeCaseTests {
("_Sample", "_sample"),
("_IAmAnAPPDeveloper", "_i_am_an_app_developer"),
]
for test in toSnakeCaseTests {
XCTAssertEqual(test.0.convertedToSnakeCase(), test.1)
}
)
func stringSnakeCase(value: String, expected: String) {
#expect(value.convertedToSnakeCase() == expected)
}

func testStringSnakeCaseWithSeparator() {
let toSnakeCaseTests = [
@Test(
arguments: [
("simpleOneTwo", "simple-one-two"),
("myURL", "my-url"),
("singleCharacterAtEndX", "single-character-at-end-x"),
Expand Down Expand Up @@ -103,8 +102,8 @@ extension StringSnakeCaseTests {
("_Sample", "_-sample"),
("_IAmAnAPPDeveloper", "_-i-am-an-app-developer"),
]
for test in toSnakeCaseTests {
XCTAssertEqual(test.0.convertedToSnakeCase(separator: "-"), test.1)
}
)
func stringSnakeCaseWithSeparator(value: String, expected: String) {
#expect(value.convertedToSnakeCase(separator: "-") == expected)
}
}
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