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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
class DuplicateTopicsSectionsTests: XCTestCase {
func testNoTopicsSections() {
var checker = DuplicateTopicsSections(sourceFile: nil)
checker.visit(Document())
XCTAssertTrue(checker.problems.isEmpty)
}
func testOneTopicsSection() {
let markupSource = """
# Title
Blah
## Topics
"""
let document = Document(parsing: markupSource, options: [])
var checker = DuplicateTopicsSections(sourceFile: nil)
checker.visit(document)
XCTAssertTrue(checker.problems.isEmpty)
}
func testMultipleTopicsSections() {
let markupSource = """
# Title
Abstract.
## Topics
### Topic A
## Topics
### Topic B
"""
let document = Document(parsing: markupSource, options: [])
var checker = DuplicateTopicsSections(sourceFile: URL(fileURLWithPath: #file))
checker.visit(document)
XCTAssertEqual(2, checker.foundTopicsHeadings.count)
XCTAssertEqual(1, checker.problems.count)
let problem = checker.problems[0]
XCTAssertTrue(problem.possibleSolutions.isEmpty)
let duplicateHeading = document.child(at: 4)! as! Heading
let diagnostic = problem.diagnostic
XCTAssertEqual("org.swift.docc.MultipleTopicsSections", diagnostic.identifier)
XCTAssertEqual(duplicateHeading.range, problem.diagnostic.range)
let originalTopicsHeading = document.child(at: 2)! as! Heading
let note = diagnostic.notes[0]
XCTAssertEqual(originalTopicsHeading.range, note.range)
}
}
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