test: dedupe utility and config suites

src/shared/text/reasoning-tags.test.ts

@@ -2,6 +2,19 @@ import { describe, expect, it } from "vitest";
 import { stripReasoningTagsFromText } from "./reasoning-tags.js";
 
 describe("stripReasoningTagsFromText", () => {
+  const expectStrippedCases = (
+    cases: ReadonlyArray<{
+      input: string;
+      expected: string;
+      opts?: Parameters<typeof stripReasoningTagsFromText>[1];
+      name?: string;
+    }>,
+  ) => {
+    for (const { input, expected, opts, name } of cases) {
+      expect(stripReasoningTagsFromText(input, opts), name).toBe(expected);
+    }
+  };
+
   describe("basic functionality", () => {
     it("returns text unchanged when no reasoning tags present", () => {
       const input = "Hello, this is a normal message.";
@@ -27,9 +40,7 @@ describe("stripReasoningTagsFromText", () => {
           expected: "X  Y",
         },
       ] as const;
-      for (const { name, input, expected } of cases) {
-        expect(stripReasoningTagsFromText(input), name).toBe(expected);
-      }
+      expectStrippedCases(cases);
     });
 
     it("strips multiple reasoning blocks", () => {
@@ -65,9 +76,7 @@ describe("stripReasoningTagsFromText", () => {
           expected: "```\n<think>code</think>\n```\nvisible",
         },
       ] as const;
-      for (const { input, expected } of cases) {
-        expect(stripReasoningTagsFromText(input)).toBe(expected);
-      }
+      expectStrippedCases(cases);
     });
   });
 
@@ -127,9 +136,7 @@ describe("stripReasoningTagsFromText", () => {
           expected: "Start `unclosed  end",
         },
       ] as const;
-      for (const { input, expected } of cases) {
-        expect(stripReasoningTagsFromText(input)).toBe(expected);
-      }
+      expectStrippedCases(cases);
     });
 
     it("handles nested and final tag behavior", () => {
@@ -151,9 +158,7 @@ describe("stripReasoningTagsFromText", () => {
           expected: "A visible B",
         },
       ] as const;
-      for (const { input, expected } of cases) {
-        expect(stripReasoningTagsFromText(input)).toBe(expected);
-      }
+      expectStrippedCases(cases);
     });
 
     it("handles unicode, attributes, and case-insensitive tag names", () => {
@@ -171,9 +176,7 @@ describe("stripReasoningTagsFromText", () => {
           expected: "A   B",
         },
       ] as const;
-      for (const { input, expected } of cases) {
-        expect(stripReasoningTagsFromText(input)).toBe(expected);
-      }
+      expectStrippedCases(cases);
     });
 
     it("handles long content and pathological backtick patterns efficiently", () => {
@@ -194,7 +197,7 @@ describe("stripReasoningTagsFromText", () => {
       const cases = [
         { mode: "strict" as const, expected: "Before" },
         { mode: "preserve" as const, expected: "Before unclosed content after" },
-      ];
+      ] as const;
       for (const { mode, expected } of cases) {
         expect(stripReasoningTagsFromText(input, { mode })).toBe(expected);
       }
@@ -226,9 +229,7 @@ describe("stripReasoningTagsFromText", () => {
           opts: { trim: "start" as const },
         },
       ] as const;
-      for (const testCase of cases) {
-        expect(stripReasoningTagsFromText(testCase.input, testCase.opts)).toBe(testCase.expected);
-      }
+      expectStrippedCases(cases);
     });
   });