LMAssembly // Add a test case for LMCoreEX.

Packages/vChewing_LangModelAssembly/Tests/LangModelAssemblyTests/LMCoreEXTests.swift

@@ -0,0 +1,53 @@
+//// (c) 2021 and onwards The vChewing Project (MIT-NTL License).
+// StringView Ranges extension by (c) 2022 and onwards Isaac Xen (MIT License).
+// ====================
+// This code is released under the MIT license (SPDX-License-Identifier: MIT)
+// ... with NTL restriction stating that:
+// No trademark license is granted to use the trade names, trademarks, service
+// marks, or product names of Contributor, except as required to fulfill notice
+// requirements defined in MIT License.
+
+import Foundation
+import XCTest
+
+@testable import LangModelAssembly
+
+private let sampleData: String = #"""
+#
+# 下述詞頻資料取自 libTaBE 資料庫 (http://sourceforge.net/projects/libtabe/)
+# (2002 最終版). 該專案於 1999 年由 Pai-Hsiang Hsiao 發起、以 BSD 授權發行。
+#
+ㄍㄠ 篙 -13.624335
+ㄍㄠ 糕 -12.390804
+ㄍㄠ 膏 -11.928720
+ㄍㄠ 高 -7.171551
+ㄎㄜ 刻 -10.450457
+ㄎㄜ 柯 -99.000000
+ㄎㄜ 棵 -11.504072
+ㄎㄜ 科 -7.171052
+ㄎㄜ 顆 -10.574273
+ㄙ 司 -99.000000
+ㄙ 嘶 -13.513987
+ㄙ 思 -9.006414
+ㄙ 撕 -12.259095
+ㄙ 斯 -8.091803
+ㄙ 絲 -9.495858
+ㄙ 私 -99.000000
+
+"""#
+
+final class LMCoreEXTests: XCTestCase {
+  func testLMCoreEXAsFactoryCoreDict() throws {
+    var lmTest = vChewingLM.LMCoreEX(
+      reverse: false, consolidate: false, defaultScore: 0, forceDefaultScore: false
+    )
+    lmTest.replaceData(textData: sampleData)
+    XCTAssertEqual(lmTest.count, 3)
+    let gao1 = lmTest.unigramsFor(key: "ㄍㄠ").map(\.value)
+    let ke1 = lmTest.unigramsFor(key: "ㄎㄜ").map(\.value)
+    let si1 = lmTest.unigramsFor(key: "ㄙ").map(\.value)
+    XCTAssertEqual(gao1, ["篙", "糕", "膏", "高"])
+    XCTAssertEqual(ke1, ["刻", "柯", "棵", "科", "顆"])
+    XCTAssertEqual(si1, ["司", "嘶", "思", "撕", "斯", "絲", "私"])
+  }
+}