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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 SwiftSyntax
import SwiftSyntaxBuilder
import XCTest
final class ForInStmtTests: XCTestCase {
func testEmptyForInStmtSyntax() throws {
let buildable = ForStmtSyntax(pattern: PatternSyntax("foo"), sequence: ExprSyntax("bar")) {}
assertBuildResult(
buildable,
"""
for foo in bar {
}
"""
)
}
func testForInStmtSyntax() throws {
let testCases: [UInt: (ForStmtSyntax, String)] = [
#line: (
StmtSyntax(
"""
for foo in bar {
_ = foo
}
"""
).cast(ForStmtSyntax.self),
"""
for foo in bar {
_ = foo
}
"""
),
#line: (
try ForStmtSyntax("for try await foo in bar") { ExprSyntax("print(foo)") },
"""
for try await foo in bar {
print(foo)
}
"""
),
]
for (line, testCase) in testCases {
let (builder, expected) = testCase
assertBuildResult(builder, expected, line: line)
}
}
func testEffectiveForInStmtSyntax() throws {
let buildable = ForStmtSyntax(
tryKeyword: .keyword(.try),
awaitKeyword: .keyword(.await),
pattern: PatternSyntax("foo"),
sequence: ExprSyntax("bar"),
body: CodeBlockSyntax(
statements: [
.init(item: .decl("let baz = await foo.baz")),
.init(item: .expr("print(foo.baz)")),
]
)
)
assertBuildResult(
buildable,
"""
for try await foo in bar {
let baz = await foo.baz
print(foo.baz)
}
"""
)
}
}
|
