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).
64 lines
3.5 KiB
Swift
64 lines
3.5 KiB
Swift
import Testing
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@testable import PureXML
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/// XSD regex (`xs:pattern`) conformance, driven through the validation
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/// framework (Tier 2): the XML Schema regex flavor against its spec semantics,
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/// exercised end to end through pattern-facet validation.
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@Suite("Conformance corpus: XSD regex patterns")
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struct ConformanceRegexTests {
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private struct PatternSpec {
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let name: String
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let pattern: String
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let value: String
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let valid: Bool
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}
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private func corpus() throws -> [PureXML.Validation.ConformanceCase] {
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let specs = [
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// Whole-string anchoring is implicit in the XSD flavor.
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PatternSpec(name: "implicit-anchoring", pattern: "abc", value: "xabcx", valid: false),
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PatternSpec(name: "exact-match", pattern: "abc", value: "abc", valid: true),
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// Character-class escapes.
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PatternSpec(name: "digits-ok", pattern: "\\d{3}", value: "123", valid: true),
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PatternSpec(name: "digits-fail", pattern: "\\d{3}", value: "12a", valid: false),
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// XSD \w excludes punctuation, so the connector `_` (Pc) is not a word char.
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PatternSpec(name: "word-chars", pattern: "\\w+", value: "abc1", valid: true),
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PatternSpec(name: "word-chars-no-underscore", pattern: "\\w", value: "_", valid: false),
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PatternSpec(name: "whitespace-escape", pattern: "a\\sb", value: "a b", valid: true),
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// Unicode categories and blocks.
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PatternSpec(name: "category-letters", pattern: "\\p{L}+", value: "abcé", valid: true),
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PatternSpec(name: "category-rejects-digit", pattern: "\\p{L}+", value: "ab1", valid: false),
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PatternSpec(name: "negated-category", pattern: "\\P{Nd}+", value: "abc", valid: true),
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// Quantifier ranges.
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PatternSpec(name: "range-min-ok", pattern: "a{2,3}", value: "aa", valid: true),
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PatternSpec(name: "range-over-max", pattern: "a{2,3}", value: "aaaa", valid: false),
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PatternSpec(name: "open-range", pattern: "a{2,}", value: "aaaaa", valid: true),
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// Alternation, grouping, class negation, subtraction.
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PatternSpec(name: "alternation", pattern: "(cat|dog)", value: "dog", valid: true),
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PatternSpec(name: "negated-class", pattern: "[^0-9]+", value: "abc", valid: true),
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PatternSpec(name: "negated-class-fail", pattern: "[^0-9]+", value: "a1c", valid: false),
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PatternSpec(name: "class-subtraction", pattern: "[a-z-[aeiou]]+", value: "bcd", valid: true),
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PatternSpec(name: "class-subtraction-fail", pattern: "[a-z-[aeiou]]+", value: "bad", valid: false),
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]
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return try specs.map { spec in
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let xsd = """
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<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
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<xs:element name="v"><xs:simpleType><xs:restriction base="xs:string"><xs:pattern value="\(spec.pattern)"/></xs:restriction></xs:simpleType></xs:element>
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</xs:schema>
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"""
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let errors = try PureXML.Schema.Document(xsd).validate("<v>\(spec.value)</v>")
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return PureXML.Validation.ConformanceCase(
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name: spec.name,
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actual: errors.isEmpty ? "valid" : "invalid",
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expected: spec.valid ? "valid" : "invalid",
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)
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}
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}
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@Test("The XSD regex conformance corpus passes with no located failures")
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func test_regexCorpusConforms() throws {
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let failures = try PureXML.Validation.Conformance.failures(in: corpus())
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#expect(failures.isEmpty, "\(failures.map(\.reason))")
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}
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}
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