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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2023 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
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
import SwiftRefactor
import SwiftSyntax
import SwiftSyntaxBuilder
import XCTest
import _SwiftSyntaxTestSupport
final class ReformatIntegerLiteralTest: XCTestCase {
func testSeparatorPlacement() throws {
let tests: [(Int, literal: ExprSyntax, expectation: ExprSyntax)] = [
(#line, literal: ExprSyntax("0b101010101"), expectation: ExprSyntax("0b1_0101_0101")),
(#line, literal: ExprSyntax("0xFFFFFFFF"), expectation: ExprSyntax("0xFFFF_FFFF")),
(#line, literal: ExprSyntax("0xFFFFF"), expectation: ExprSyntax("0xF_FFFF")),
(#line, literal: ExprSyntax("0o777777"), expectation: ExprSyntax("0o777_777")),
(#line, literal: ExprSyntax("424242424242"), expectation: ExprSyntax("424_242_424_242")),
(#line, literal: ExprSyntax("100"), expectation: ExprSyntax("100")),
(#line, literal: ExprSyntax("0xF_F_F_F_F_F_F_F"), expectation: ExprSyntax("0xFFFF_FFFF")),
(#line, literal: ExprSyntax("0xFF_F_FF"), expectation: ExprSyntax("0xF_FFFF")),
(#line, literal: ExprSyntax("0o7_77777"), expectation: ExprSyntax("0o777_777")),
(#line, literal: ExprSyntax("4_24242424242"), expectation: ExprSyntax("424_242_424_242")),
]
for (line, literal, expectation) in tests {
try assertRefactor(
literal.cast(IntegerLiteralExprSyntax.self),
context: (),
provider: AddSeparatorsToIntegerLiteral.self,
expected: expectation.cast(IntegerLiteralExprSyntax.self),
line: UInt(line)
)
}
}
func testSeparatorRemoval() throws {
let tests: [(Int, literal: ExprSyntax, expectation: ExprSyntax)] = [
(#line, literal: ExprSyntax("0b1_0_1_0_1_0_1_0_1"), expectation: ExprSyntax("0b101010101")),
(#line, literal: ExprSyntax("0xFFF_F_FFFF"), expectation: ExprSyntax("0xFFFFFFFF")),
(#line, literal: ExprSyntax("0xFF_FFF"), expectation: ExprSyntax("0xFFFFF")),
(#line, literal: ExprSyntax("0o777_777"), expectation: ExprSyntax("0o777777")),
(#line, literal: ExprSyntax("424_242_424_242"), expectation: ExprSyntax("424242424242")),
(#line, literal: ExprSyntax("100"), expectation: ExprSyntax("100")),
]
for (line, literal, expectation) in tests {
try assertRefactor(
literal.cast(IntegerLiteralExprSyntax.self),
context: (),
provider: RemoveSeparatorsFromIntegerLiteral.self,
expected: expectation.cast(IntegerLiteralExprSyntax.self),
line: UInt(line)
)
}
}
}
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