Move modules to Modules folder.

Modules/Parser/Tests/ParserTests/EntityDecodingTests.swift

@@ -0,0 +1,157 @@
+//
+//  EntityDecodingTests.swift
+//  ParserTests
+//
+//  Created by Brent Simmons on 12/30/17.
+//  Copyright © 2017 Ranchero Software, LLC. All rights reserved.
+//
+
+import XCTest
+import Parser
+
+final class EntityDecodingTests: XCTestCase {
+
+    func test39Decoding() {
+
+		// Bug found by Manton Reece — the ' entity was not getting decoded by NetNewsWire in JSON Feeds from micro.blog.
+
+		let s = "These are the times that try men's souls."
+		let decoded = decodedString(s)
+
+		XCTAssertEqual(decoded, "These are the times that try men's souls.")
+	}
+
+	func testEntityAtBeginning() {
+
+		let s = "'leading single quote"
+		let decoded = decodedString(s)
+
+		XCTAssertEqual(decoded, "'leading single quote")
+	}
+
+	func testEntityAtEnd() {
+
+		let s = "trailing single quote'"
+		let decoded = decodedString(s)
+
+		XCTAssertEqual(decoded, "trailing single quote'")
+	}
+
+	func testEntityInMiddle() {
+
+		let s = "entity ç in middle"
+		let decoded = decodedString(s)
+
+		XCTAssertEqual(decoded, "entity ç in middle")
+	}
+
+	func testMultipleEntitiesInARow() {
+
+		let s = "çèmult……iple 'æ"entities÷♥"
+		let decoded = decodedString(s)
+
+		XCTAssertEqual(decoded, "çèmult……iple 'æ\"entities÷♥")
+	}
+
+	func testFakeoutEntities() {
+
+		var s = "&&;&#;&#x;&#X;&  ;&#  \t;&\r&&&&&;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "#;&#x;&#X;& &#123"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "  &lsquo "
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "&&&&&&&&&&&&&&&&&&&;;;;;;&;&;&##;#X::&;&;&;&"
+		XCTAssertEqual(decodedString(s), s)
+	}
+
+	func testFakeSquirrelEntities() {
+
+		var s = "&squirrel;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "&squirrel;&#squirrel;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "&squirrel;&#squirrel;&#xsquirrel;&#Xsquirrel;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "&#39squirrel;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "&squirrel;&#squirrel;&#xsquirrel;&#Xsquirrel;&#39squirrel;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "&squirrel;&#squirrel;&#xsquirrel;&#Xsquirrel;&#39squirrel;&&;;;;&;&;&#squi#;#rrelX::&;&;&;&"
+		XCTAssertEqual(decodedString(s), s)
+	}
+
+	func testLongFakeoutEntities() {
+
+		var s = "&thisIsALongNotRealEntityThatShouldBeHandledPerfectlyWellByTheParserBasicallyIgnored;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "&#89437652094387502948360194365209348650293486752093487652093486752;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "&#89437652094387502948360194365;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "&#894376520943875029483601943651;"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "�"
+		XCTAssertEqual(decodedString(s), s)
+
+		s = "�"
+		XCTAssertEqual(decodedString(s), s)
+	}
+
+	func testOnlyEntity() {
+		var s = "…"
+		var decoded = decodedString(s)
+
+		XCTAssertEqual(decoded, "…")
+
+		s = "…"
+		decoded = decodedString(s)
+		XCTAssertEqual(decoded, "…")
+
+		s = "'"
+		decoded = decodedString(s)
+		XCTAssertEqual(decoded, "'")
+
+		s = "§"
+		decoded = decodedString(s)
+		XCTAssertEqual(decoded, "§")
+
+		s = "£"
+		decoded = decodedString(s)
+		XCTAssertEqual(decoded, "£")
+	}
+
+	func testPerformance() {
+
+		// 0.003 sec on my M1 Mac Studio.
+		let s = stringForResource("DaringFireball", "html")
+
+		self.measure {
+			_ = decodedString(s)
+		}
+	}
+}
+
+func stringForResource(_ filename: String, _ fileExtension: String) -> String {
+
+	let filename = "Resources/\(filename)"
+	let path = Bundle.module.path(forResource: filename, ofType: fileExtension)!
+	return try! String(contentsOfFile: path)
+}
+
+func decodedString(_ s: String) -> String {
+
+	HTMLEntityDecoder.decodedString(s)
+}