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).
103 lines
4.8 KiB
Swift
103 lines
4.8 KiB
Swift
import Testing
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@testable import PureXML
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/// A redefinition of an attribute group restricts the original (src-redefine), so
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/// it may neither eliminate a required attribute nor re-introduce a prohibited one
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/// as usable. Keeping a required attribute, and re-declaring a prohibited attribute
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/// as prohibited, are both valid (W3C attgZ002/attgZ003, schT3).
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@Suite("redefined attribute group restriction")
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struct SchemaRedefineAttributeGroupTests {
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private func redefine(group body: String, base: String) throws -> PureXML.Schema.Document {
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let main = "<xs:schema xmlns:xs='http://www.w3.org/2001/XMLSchema'>"
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+ "<xs:redefine schemaLocation='b.xsd'><xs:attributeGroup name='g'>\(body)</xs:attributeGroup></xs:redefine>"
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+ "<xs:element name='e'/></xs:schema>"
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let baseDoc = "<xs:schema xmlns:xs='http://www.w3.org/2001/XMLSchema'>"
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+ "<xs:attributeGroup name='g'>\(base)</xs:attributeGroup></xs:schema>"
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return try PureXML.Schema.Document(main, schemaLoader: { _ in baseDoc })
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}
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@Test("eliminating a required attribute is rejected")
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func test_dropRequiredRejected() throws {
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#expect(throws: (any Error).self) {
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try redefine(
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group: "<xs:attribute name='b' type='xs:string'/>",
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base: "<xs:attribute name='a' use='required' type='xs:string'/><xs:attribute name='b' type='xs:string'/>",
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)
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}
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}
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@Test("re-introducing a prohibited attribute as usable is rejected")
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func test_reintroduceProhibitedRejected() throws {
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#expect(throws: (any Error).self) {
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try redefine(
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group: "<xs:attribute name='a' type='xs:string'/>",
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base: "<xs:attribute name='a' use='prohibited' type='xs:string'/>",
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)
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}
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}
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@Test("keeping a required attribute and re-prohibiting a prohibited one is valid")
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func test_validRedefinitionAccepted() throws {
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_ = try redefine(
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group: "<xs:attribute name='a' use='required' type='xs:string'/><xs:attribute name='p' use='prohibited' type='xs:string'/>",
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base: "<xs:attribute name='a' use='required' type='xs:string'/><xs:attribute name='p' use='prohibited' type='xs:string'/><xs:attribute name='o' type='xs:string'/>",
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)
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}
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@Test("relaxing a fixed value in the redefinition is rejected")
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func test_relaxFixedRejected() throws {
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#expect(throws: (any Error).self) {
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try redefine(
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group: "<xs:attribute name='a' type='xs:string' default='abc'/>",
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base: "<xs:attribute name='a' type='xs:string' fixed='abc'/>",
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)
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}
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}
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@Test("keeping the same fixed value in the redefinition is valid")
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func test_keepFixedAccepted() throws {
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_ = try redefine(
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group: "<xs:attribute name='a' type='xs:string' fixed='abc'/>",
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base: "<xs:attribute name='a' type='xs:string' fixed='abc'/>",
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)
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}
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@Test("adding an attribute not in the original is rejected (superset)")
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func test_addAttributeRejected() throws {
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#expect(throws: (any Error).self) {
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try redefine(
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group: "<xs:attribute name='a' type='xs:string'/><xs:attribute name='b' type='xs:string'/>",
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base: "<xs:attribute name='a' type='xs:string'/>",
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)
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}
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}
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@Test("declaring a prohibited attribute the base lacks is valid (not a superset)")
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func test_addProhibitedAccepted() throws {
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_ = try redefine(
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group: "<xs:attribute name='a' type='xs:string'/><xs:attribute name='z' use='prohibited' type='xs:string'/>",
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base: "<xs:attribute name='a' type='xs:string'/>",
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)
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}
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@Test("adding an attribute alongside a self-reference is valid")
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func test_addWithSelfReferenceAccepted() throws {
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_ = try redefine(
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group: "<xs:attributeGroup ref='g'/><xs:attribute name='b' type='xs:string'/>",
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base: "<xs:attribute name='a' type='xs:string'/>",
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)
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}
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@Test("re-declaring an attribute the base inherits via a reference is valid")
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func test_redeclareInheritedAccepted() throws {
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let main = "<xs:schema xmlns:xs='http://www.w3.org/2001/XMLSchema'>"
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+ "<xs:redefine schemaLocation='b.xsd'><xs:attributeGroup name='g'>"
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+ "<xs:attribute name='x' type='xs:string'/></xs:attributeGroup></xs:redefine>"
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+ "<xs:element name='e'/></xs:schema>"
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let baseDoc = "<xs:schema xmlns:xs='http://www.w3.org/2001/XMLSchema'>"
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+ "<xs:attributeGroup name='inner'><xs:attribute name='x' type='xs:string'/></xs:attributeGroup>"
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+ "<xs:attributeGroup name='g'><xs:attributeGroup ref='inner'/></xs:attributeGroup></xs:schema>"
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_ = try PureXML.Schema.Document(main, schemaLoader: { _ in baseDoc })
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}
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}
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