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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 LanguageServerProtocol
import SKLogging
import SKTestSupport
import SourceKitLSP
import XCTest
final class OnTypeFormattingTests: XCTestCase {
func testOnlyFormatsSpecifiedLine() async throws {
try await SkipUnless.toolchainContainsSwiftFormat()
let testClient = try await TestSourceKitLSPClient()
let uri = DocumentURI(for: .swift)
let positions = testClient.openDocument(
"""
func foo() {
if let SomeReallyLongVar = Some.More.Stuff(), let a = myfunc() {
1️⃣// do stuff
}
}
""",
uri: uri
)
let response = try await testClient.send(
DocumentOnTypeFormattingRequest(
textDocument: TextDocumentIdentifier(uri),
position: positions["1️⃣"],
ch: "\n",
options: FormattingOptions(tabSize: 2, insertSpaces: true)
)
)
let edits = try XCTUnwrap(response)
XCTAssertEqual(
edits,
[
TextEdit(range: Range(positions["1️⃣"]), newText: " ")
]
)
}
func testFormatsFullLineAndDoesNotFormatNextLine() async throws {
try await SkipUnless.toolchainContainsSwiftFormat()
let testClient = try await TestSourceKitLSPClient()
let uri = DocumentURI(for: .swift)
let positions = testClient.openDocument(
"""
func foo() {
1️⃣if let SomeReallyLongVar = 2️⃣ 3️⃣Some.More.Stuff(), let a = 4️⃣ 5️⃣myfunc() 6️⃣{
}
}
""",
uri: uri
)
let response = try await testClient.send(
DocumentOnTypeFormattingRequest(
textDocument: TextDocumentIdentifier(uri),
position: positions["6️⃣"],
ch: "{",
options: FormattingOptions(tabSize: 4, insertSpaces: true)
)
)
let edits = try XCTUnwrap(response)
XCTAssertEqual(
edits,
[
TextEdit(range: Range(positions["1️⃣"]), newText: " "),
TextEdit(range: positions["2️⃣"]..<positions["3️⃣"], newText: ""),
TextEdit(range: positions["4️⃣"]..<positions["5️⃣"], newText: ""),
]
)
}
/// Should not remove empty lines when formatting is triggered on a new empty line.
/// Otherwise could mess up writing code. You'd write {} and try to go into the braces to write more code,
/// only for on-type formatting to immediately close the braces again.
func testDoesNothingWhenInAnEmptyLine() async throws {
try await SkipUnless.toolchainContainsSwiftFormat()
let testClient = try await TestSourceKitLSPClient()
let uri = DocumentURI(for: .swift)
let positions = testClient.openDocument(
"""
func foo() {
if let SomeReallyLongVar = Some.More.Stuff(), let a = myfunc() {
1️⃣
}
}
""",
uri: uri
)
let response = try await testClient.send(
DocumentOnTypeFormattingRequest(
textDocument: TextDocumentIdentifier(uri),
position: positions["1️⃣"],
ch: "\n",
options: FormattingOptions(tabSize: 2, insertSpaces: true)
)
)
let edits = try XCTUnwrap(response)
XCTAssertEqual(
edits,
[]
)
}
}
|
