wehub-resource-sync
44 lines
1.5 KiB
TypeScript
44 lines
1.5 KiB
TypeScript
import { describe, it } from "node:test";
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import assert from "node:assert/strict";
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import { smartTruncate } from "../../../open-sse/services/compression/engines/rtk/smartTruncate.ts";
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describe("RTK smart truncate", () => {
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it("leaves short text unchanged", () => {
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const result = smartTruncate("short\ntext", { maxLines: 10 });
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assert.equal(result.truncated, false);
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assert.equal(result.text, "short\ntext");
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});
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it("preserves head, tail and priority lines", () => {
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const text = Array.from({ length: 20 }, (_, index) =>
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index === 10 ? "ERROR important failure" : `line ${index}`
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).join("\n");
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const result = smartTruncate(text, {
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maxLines: 8,
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preserveHead: 2,
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preserveTail: 2,
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priorityPatterns: [/ERROR/],
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});
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assert.equal(result.truncated, true);
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assert.ok(result.text.includes("line 0"));
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assert.ok(result.text.includes("ERROR important failure"));
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assert.ok(result.text.includes("line 19"));
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assert.ok(result.text.includes("[rtk:truncated"));
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});
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it("respects maxChars as alternate limit", () => {
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const result = smartTruncate("x".repeat(500), { maxChars: 80 });
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assert.equal(result.truncated, true);
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assert.ok(result.text.length <= 80);
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});
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it("respects maxChars when the marker consumes the full char budget", () => {
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const result = smartTruncate("x".repeat(500), { maxChars: 10 });
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assert.equal(result.truncated, true);
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assert.ok(result.text.length <= 10);
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});
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});
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