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//===----------------------------------------------------------*- swift -*-===//
//
// This source file is part of the Swift Argument Parser open source project
//
// Copyright (c) 2020 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 ArgumentParserTestHelpers
final class RepeatExampleTests: XCTestCase {
override func setUp() {
#if !os(Windows) && !os(WASI)
unsetenv("COLUMNS")
#endif
}
func testRepeat() throws {
try AssertExecuteCommand(command: "repeat hello", expected: """
hello
hello
""")
}
func testRepeat_include_counter() throws {
try AssertExecuteCommand(command: "repeat --include-counter hello", expected: """
1: hello
2: hello
""")
}
func testRepeat_Count() throws {
try AssertExecuteCommand(command: "repeat hello --count 6", expected: """
hello
hello
hello
hello
hello
hello
""")
}
func testRepeat_Help() throws {
let helpText = """
USAGE: repeat [--count <count>] [--include-counter] <phrase>
ARGUMENTS:
<phrase> The phrase to repeat.
OPTIONS:
--count <count> The number of times to repeat 'phrase'.
--include-counter Include a counter with each repetition.
-h, --help Show help information.
"""
try AssertExecuteCommand(command: "repeat -h", expected: helpText)
try AssertExecuteCommand(command: "repeat --help", expected: helpText)
}
func testRepeat_Fail() throws {
try AssertExecuteCommand(
command: "repeat",
expected: """
Error: Missing expected argument '<phrase>'
USAGE: repeat [--count <count>] [--include-counter] <phrase>
ARGUMENTS:
<phrase> The phrase to repeat.
OPTIONS:
--count <count> The number of times to repeat 'phrase'.
--include-counter Include a counter with each repetition.
-h, --help Show help information.
""",
exitCode: .validationFailure)
try AssertExecuteCommand(
command: "repeat hello --count",
expected: """
Error: Missing value for '--count <count>'
Help: --count <count> The number of times to repeat 'phrase'.
Usage: repeat [--count <count>] [--include-counter] <phrase>
See 'repeat --help' for more information.
""",
exitCode: .validationFailure)
try AssertExecuteCommand(
command: "repeat hello --count ZZZ",
expected: """
Error: The value 'ZZZ' is invalid for '--count <count>'
Help: --count <count> The number of times to repeat 'phrase'.
Usage: repeat [--count <count>] [--include-counter] <phrase>
See 'repeat --help' for more information.
""",
exitCode: .validationFailure)
try AssertExecuteCommand(
command: "repeat --version hello",
expected: """
Error: Unknown option '--version'
Usage: repeat [--count <count>] [--include-counter] <phrase>
See 'repeat --help' for more information.
""",
exitCode: .validationFailure)
}
}
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