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/*
This source file is part of the Swift.org open source project
Copyright (c) 2021 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 Swift project authors
*/
import XCTest
@testable import SwiftDocC
import Markdown
struct NullChecker: Checker {
let problems = [Problem]()
}
struct DiagnoseEveryParagraph: Checker {
static let problem = Problem(diagnostic: Diagnostic(source: nil, severity: .error, range: nil, identifier: "blah", summary: "blah"), possibleSolutions: [])
var problems = [Problem]()
mutating func visitParagraph(_ paragraph: Paragraph) {
problems.append(DiagnoseEveryParagraph.problem)
}
}
class CheckerTests: XCTestCase {
func testNullChecker() {
var nullChecker = NullChecker()
nullChecker.visit(Document())
XCTAssertTrue(nullChecker.problems.isEmpty)
}
func testDiagnoseEverything() {
var checker = DiagnoseEveryParagraph()
let node = Paragraph(Text("Hello world!"))
checker.visit(node)
XCTAssertEqual(1, checker.problems.count)
}
}
class CompositeCheckerTests: XCTestCase {
func testNoCheckers() {
var checker = CompositeChecker([AnyChecker]())
checker.visit(Paragraph())
XCTAssertTrue(checker.problems.isEmpty)
}
func testOneChecker() {
var checker = CompositeChecker([DiagnoseEveryParagraph()])
checker.visit(Paragraph())
XCTAssertEqual(1, checker.problems.count)
}
func testMultipleCheckers() {
var checker = CompositeChecker([
DiagnoseEveryParagraph(),
DiagnoseEveryParagraph(),
])
checker.visit(Paragraph())
XCTAssertEqual(2, checker.problems.count)
}
}
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