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).
77 lines
3.4 KiB
Swift
77 lines
3.4 KiB
Swift
import Testing
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@testable import PureXML
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@Suite("XML catalog group-level prefer override")
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struct CatalogGroupPreferTests {
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private func resolver(_ xml: String) throws -> PureXML.Catalog.Resolver {
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try PureXML.Catalog.Resolver(xml)
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}
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@Test("A group prefer=system overrides a catalog prefer=public for its entries")
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func test_groupOverridesCatalog() throws {
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let xml = """
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<catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog" prefer="public">
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<public publicId="-//ROOT//EN" uri="root.dtd"/>
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<group prefer="system">
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<public publicId="-//GROUP//EN" uri="group.dtd"/>
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</group>
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</catalog>
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"""
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let catalog = try resolver(xml)
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// Root entry inherits prefer=public: consulted even with an unmatched system id.
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#expect(catalog.resolveExternalIdentifier(publicID: "-//ROOT//EN", systemID: "urn:unmatched") == "root.dtd")
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// Group entry is prefer=system: not consulted when a system id is present.
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#expect(catalog.resolveExternalIdentifier(publicID: "-//GROUP//EN", systemID: "urn:unmatched") == nil)
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// But still consulted when there is no system id at all.
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#expect(catalog.resolveExternalIdentifier(publicID: "-//GROUP//EN", systemID: nil) == "group.dtd")
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}
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@Test("A group prefer=public overrides a catalog prefer=system for its entries")
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func test_groupOverridesSystemCatalog() throws {
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let xml = """
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<catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog" prefer="system">
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<public publicId="-//ROOT//EN" uri="root.dtd"/>
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<group prefer="public">
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<public publicId="-//GROUP//EN" uri="group.dtd"/>
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</group>
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</catalog>
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"""
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let catalog = try resolver(xml)
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// Root inherits prefer=system: public not consulted alongside a system id.
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#expect(catalog.resolveExternalIdentifier(publicID: "-//ROOT//EN", systemID: "urn:unmatched") == nil)
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// Group entry is prefer=public: consulted even with an unmatched system id.
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#expect(catalog.resolveExternalIdentifier(publicID: "-//GROUP//EN", systemID: "urn:unmatched") == "group.dtd")
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}
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@Test("A nested group inherits the enclosing group's prefer")
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func test_nestedGroupInherits() throws {
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let xml = """
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<catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog" prefer="public">
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<group prefer="system">
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<group>
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<public publicId="-//DEEP//EN" uri="deep.dtd"/>
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</group>
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</group>
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</catalog>
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"""
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let catalog = try resolver(xml)
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// Deep entry inherits prefer=system through the inner group.
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#expect(catalog.resolveExternalIdentifier(publicID: "-//DEEP//EN", systemID: "urn:unmatched") == nil)
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#expect(catalog.resolveExternalIdentifier(publicID: "-//DEEP//EN", systemID: nil) == "deep.dtd")
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}
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@Test("A system match always wins regardless of group prefer")
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func test_systemAlwaysWins() throws {
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let xml = """
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<catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog" prefer="public">
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<group prefer="system">
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<public publicId="-//P//EN" uri="by-public.dtd"/>
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<system systemId="urn:s" uri="by-system.dtd"/>
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</group>
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</catalog>
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"""
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let catalog = try resolver(xml)
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#expect(catalog.resolveExternalIdentifier(publicID: "-//P//EN", systemID: "urn:s") == "by-system.dtd")
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}
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}
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