Mihaela Mihaljevic
83e6e27d12
Group @testable imports at the bottom, per public/rules-swift's swiftformat. A behavior-preserving import-ordering reformat across 252 files (mostly tests). --trailingclosures was deliberately not adopted (cosmetic, and swiftformat flags it as caution-worthy).
82 lines
3.3 KiB
Swift
82 lines
3.3 KiB
Swift
import Testing
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@testable import PureXML
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@Suite("Namespaces")
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struct NamespaceTests {
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@Test("Default namespace applies to the element and inherits to children")
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func test_defaultNamespace() throws {
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let root = try rootElement("<r xmlns=\"http://x\"><c/></r>")
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#expect(root.name.namespaceURI == "http://x")
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#expect(firstChildElement(root)?.name.namespaceURI == "http://x")
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}
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@Test("Prefixed element and attribute names resolve to their URI")
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func test_prefixedResolution() throws {
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let root = try rootElement("<a xmlns:p=\"http://p\" p:x=\"1\"><p:b/></a>")
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#expect(root.name.namespaceURI == nil)
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let prefixed = root.attributes.first { $0.name.localName == "x" }
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#expect(prefixed?.name.namespaceURI == "http://p")
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#expect(firstChildElement(root)?.name.namespaceURI == "http://p")
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}
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@Test("Default namespace does not apply to unprefixed attributes")
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func test_defaultNamespaceSkipsAttributes() throws {
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let root = try rootElement("<a xmlns=\"http://x\" id=\"1\"/>")
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#expect(root.name.namespaceURI == "http://x")
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let identifier = root.attributes.first { $0.name.localName == "id" }
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#expect(identifier?.name.namespaceURI == nil)
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}
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@Test("The xml prefix is bound to the reserved namespace")
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func test_xmlPrefixReserved() throws {
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let root = try rootElement("<a xml:lang=\"en\"/>")
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let lang = root.attributes.first { $0.name.localName == "lang" }
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#expect(lang?.name.namespaceURI == PureXML.Parsing.NamespaceContext.xmlNamespaceURI)
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}
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@Test("An unbound prefix is rejected")
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func test_unboundPrefixRejected() {
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#expect(throws: PureXML.Parsing.ParseError.self) {
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try PureXML.parse("<a><q:b/></a>")
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}
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}
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@Test("xmlns declarations are preserved as attributes for round-trip")
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func test_xmlnsDeclarationPreserved() throws {
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let root = try rootElement("<a xmlns:p=\"http://p\"/>")
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#expect(root.attributes.contains { $0.name.description == "xmlns:p" })
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}
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@Test("A redeclared default namespace is scoped and reverts")
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func test_scopedRedeclaration() throws {
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let root = try rootElement("<r xmlns=\"http://1\"><m xmlns=\"http://2\"/><n/></r>")
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#expect(root.name.namespaceURI == "http://1")
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let children = root.children.compactMap { node -> PureXML.Model.Element? in
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if case let .element(element) = node { return element }
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return nil
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}
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#expect(children.first?.name.namespaceURI == "http://2")
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#expect(children.last?.name.namespaceURI == "http://1")
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}
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private func rootElement(_ xml: String) throws -> PureXML.Model.Element {
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let node = try PureXML.parse(xml)
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guard case let .document(children) = node else {
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throw Failure.notDocument
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}
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for child in children {
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if case let .element(element) = child { return element }
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}
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throw Failure.noElement
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}
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private func firstChildElement(_ element: PureXML.Model.Element) -> PureXML.Model.Element? {
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for child in element.children {
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if case let .element(found) = child { return found }
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}
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return nil
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}
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private enum Failure: Error { case notDocument, noElement }
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}
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