mirror of
https://github.com/apple/swift-argument-parser.git
synced 2026-06-06 20:18:23 +00:00
Rauhul Varma
6924db870d
* add implementation of replacing(_:with:) * remove use of range(of:) * Consolidate foundation usage * Consolidate error to string logic * Clean up env a bit
54 lines
1.7 KiB
Swift
54 lines
1.7 KiB
Swift
//===----------------------------------------------------------------------===//
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//
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// This source file is part of the Swift Argument Parser open source project
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//
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// Copyright (c) 2020 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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//
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//===----------------------------------------------------------------------===//
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#if os(macOS)
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import XCTest
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import ArgumentParserTestHelpers
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@testable import ArgumentParser
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final class CountLinesExampleTests: XCTestCase {
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override func setUp() {
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Platform.Environment[.columns] = nil
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}
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func testCountLines() throws {
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guard #available(macOS 12, *) else { return }
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let testFile = try XCTUnwrap(
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Bundle.module.url(forResource: "CountLinesTest", withExtension: "txt"))
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try AssertExecuteCommand(
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command: "count-lines \(testFile.path)", expected: "20\n")
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try AssertExecuteCommand(
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command: "count-lines \(testFile.path) --prefix al", expected: "4\n")
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}
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func testCountLinesHelp() throws {
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guard #available(macOS 12, *) else { return }
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let helpText = """
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USAGE: count-lines [<input-file>] [--prefix <prefix>] [--verbose]
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ARGUMENTS:
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<input-file> A file to count lines in. If omitted, counts the
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lines of stdin.
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OPTIONS:
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--prefix <prefix> Only count lines with this prefix.
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--verbose Include extra information in the output.
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-h, --help Show help information.
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"""
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try AssertExecuteCommand(command: "count-lines -h", expected: helpText)
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}
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}
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#endif
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