| // RUN: %target-run-simple-swift |
| // REQUIRES: executable_test |
| // REQUIRES: OS=macosx |
| // REQUIRES: objc_interop |
| |
| // FIXME: This test fails occassionally in CI with invalid json. |
| // REQUIRES: disabled |
| |
| import StdlibUnittest |
| import Foundation |
| import SwiftSyntax |
| |
| func getInput(_ file: String) -> URL { |
| var result = URL(fileURLWithPath: #file) |
| result.deleteLastPathComponent() |
| result.appendPathComponent("Inputs") |
| result.appendPathComponent(file) |
| return result |
| } |
| |
| var VisitorTests = TestSuite("SyntaxVisitor") |
| |
| VisitorTests.test("Basic") { |
| class FuncCounter: SyntaxVisitor { |
| var funcCount = 0 |
| override func visit(_ node: FunctionDeclSyntax) { |
| funcCount += 1 |
| super.visit(node) |
| } |
| } |
| expectDoesNotThrow({ |
| let parsed = try SourceFileSyntax.parse(getInput("visitor.swift")) |
| let counter = FuncCounter() |
| let hashBefore = parsed.hashValue |
| counter.visit(parsed) |
| expectEqual(counter.funcCount, 3) |
| expectEqual(hashBefore, parsed.hashValue) |
| }) |
| } |
| |
| runAllTests() |
