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).
52 lines
2.2 KiB
Swift
52 lines
2.2 KiB
Swift
import Testing
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@testable import PureXML
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@Suite("XML characters")
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struct XMLCharacterTests {
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private func scalar(_ value: UInt32) -> Unicode.Scalar {
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Unicode.Scalar(value) ?? " "
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}
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@Test("isChar follows the Char production")
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func test_isChar() {
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#expect(PureXML.Parsing.XMLCharacter.isChar(scalar(0x09))) // tab
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#expect(PureXML.Parsing.XMLCharacter.isChar(scalar(0x41))) // A
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#expect(!PureXML.Parsing.XMLCharacter.isChar(scalar(0x01))) // control
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#expect(!PureXML.Parsing.XMLCharacter.isChar(scalar(0xFFFE))) // non-character
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}
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@Test("Name start excludes name-only characters; name char includes them")
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func test_nameClasses() {
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let kind = PureXML.Parsing.XMLCharacter.self
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#expect(kind.isNameStart(scalar(0x03B1))) // Greek alpha
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#expect(!kind.isNameStart(scalar(0x30))) // digit
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#expect(!kind.isNameStart(scalar(0x0301))) // combining acute
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#expect(!kind.isNameStart(scalar(0x00AA))) // ordinal: a letter, but outside NameStartChar
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#expect(kind.isNameChar(scalar(0x30))) // digit
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#expect(kind.isNameChar(scalar(0x0301))) // combining acute
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#expect(kind.isNameChar(scalar(0xB7))) // middle dot
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#expect(!kind.isNameChar(scalar(0x20))) // space
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}
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@Test("isValidName accepts well-formed names and rejects the rest")
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func test_isValidName() {
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for name in ["foo", "foo-bar", "ns:local", "_x1", "\u{00E9}l", "\u{03B1}\u{0301}"] {
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#expect(PureXML.Parsing.XMLCharacter.isValidName(name), "\(name)")
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}
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for name in ["", "1abc", "-x", ".x", "a b", "a\u{0001}b"] {
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#expect(!PureXML.Parsing.XMLCharacter.isValidName(name), "\(name)")
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}
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}
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@Test("The parser accepts a non-ASCII element name")
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func test_unicodeElementName() throws {
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let node = try PureXML.parse("<\u{03B1}>x</\u{03B1}>")
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guard case let .document(children) = node, case let .element(element) = children.first else {
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Issue.record("expected a document with a root element")
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return
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}
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#expect(element.name.localName == "\u{03B1}")
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#expect(element.text == "x")
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}
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}
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