import { describe, expect, it } from "vite-plus/test"; import {  selectionTouchesMentionBoundary,  splitPromptIntoComposerSegments,} from "./composer-editor-mentions";import { INLINE_TERMINAL_CONTEXT_PLACEHOLDER } from "./lib/terminalContext"; describe("splitPromptIntoComposerSegments", () => {  it("splits mention tokens followed by whitespace into mention segments", () => {    expect(splitPromptIntoComposerSegments("Inspect @AGENTS.md please")).toEqual([      { type: "text", text: "Inspect " },      { type: "mention", path: "AGENTS.md", source: "@AGENTS.md" },      { type: "text", text: " please" },    ]);  });   it("does not convert an incomplete trailing mention token", () => {    expect(splitPromptIntoComposerSegments("Inspect @AGENTS.md")).toEqual([      { type: "text", text: "Inspect @AGENTS.md" },    ]);  });   it("keeps newlines around mention tokens", () => {    expect(splitPromptIntoComposerSegments("one\n@src/index.ts \ntwo")).toEqual([      { type: "text", text: "one\n" },      { type: "mention", path: "src/index.ts", source: "@src/index.ts" },      { type: "text", text: " \ntwo" },    ]);  });   it("splits quoted mention tokens containing whitespace", () => {    expect(splitPromptIntoComposerSegments('Inspect @"My File.md" please')).toEqual([      { type: "text", text: "Inspect " },      { type: "mention", path: "My File.md", source: '@"My File.md"' },      { type: "text", text: " please" },    ]);  });   it("unescapes quoted mention token content", () => {    expect(splitPromptIntoComposerSegments('Inspect @"docs/My \\"File\\".md" please')).toEqual([      { type: "text", text: "Inspect " },      {        type: "mention",        path: 'docs/My "File".md',        source: '@"docs/My \\"File\\".md"',      },      { type: "text", text: " please" },    ]);  });   it("splits generated markdown file links into mention segments", () => {    expect(      splitPromptIntoComposerSegments(        "Inspect [package.json](path/to/package.json) before continuing",      ),    ).toEqual([      { type: "text", text: "Inspect " },      {        type: "mention",        path: "path/to/package.json",        source: "[package.json](path/to/package.json)",      },      { type: "text", text: " before continuing" },    ]);  });   it("does not turn normal web links into file mention segments", () => {    expect(      splitPromptIntoComposerSegments("Read [the docs](https://example.com/docs) first"),    ).toEqual([{ type: "text", text: "Read [the docs](https://example.com/docs) first" }]);  });   it("decodes reserved path characters from generated links", () => {    expect(      splitPromptIntoComposerSegments(        "Inspect [config#draft?.json](config%23draft%3F.json) before continuing",      ),    ).toEqual([      { type: "text", text: "Inspect " },      {        type: "mention",        path: "config#draft?.json",        source: "[config#draft?.json](config%23draft%3F.json)",      },      { type: "text", text: " before continuing" },    ]);  });   it("splits skill tokens followed by whitespace into skill segments", () => {    expect(splitPromptIntoComposerSegments("Use $review-follow-up please")).toEqual([      { type: "text", text: "Use " },      { type: "skill", name: "review-follow-up" },      { type: "text", text: " please" },    ]);  });   it("does not convert an incomplete trailing skill token", () => {    expect(splitPromptIntoComposerSegments("Use $review-follow-up")).toEqual([      { type: "text", text: "Use $review-follow-up" },    ]);  });   it("keeps inline terminal context placeholders at their prompt positions", () => {    expect(      splitPromptIntoComposerSegments(        `Inspect ${INLINE_TERMINAL_CONTEXT_PLACEHOLDER}@AGENTS.md please`,      ),    ).toEqual([      { type: "text", text: "Inspect " },      { type: "terminal-context", context: null },      { type: "mention", path: "AGENTS.md", source: "@AGENTS.md" },      { type: "text", text: " please" },    ]);  });   it("preserves consecutive terminal context placeholders without dropping positions", () => {    expect(      splitPromptIntoComposerSegments(        `${INLINE_TERMINAL_CONTEXT_PLACEHOLDER}${INLINE_TERMINAL_CONTEXT_PLACEHOLDER}tail`,      ),    ).toEqual([      { type: "terminal-context", context: null },      { type: "terminal-context", context: null },      { type: "text", text: "tail" },    ]);  });   it("keeps skill parsing alongside mentions and terminal placeholders", () => {    expect(      splitPromptIntoComposerSegments(        `Inspect ${INLINE_TERMINAL_CONTEXT_PLACEHOLDER}$review-follow-up after @AGENTS.md `,      ),    ).toEqual([      { type: "text", text: "Inspect " },      { type: "terminal-context", context: null },      { type: "skill", name: "review-follow-up" },      { type: "text", text: " after " },      { type: "mention", path: "AGENTS.md", source: "@AGENTS.md" },      { type: "text", text: " " },    ]);  });}); describe("selectionTouchesMentionBoundary", () => {  it("returns true when selection includes the whitespace after a mention", () => {    expect(      selectionTouchesMentionBoundary(        "hi @package.json there",        "hi @package.json".length,        "hi @package.json there".length,      ),    ).toBe(true);  });   it("returns true when selection includes the whitespace before a mention", () => {    expect(      selectionTouchesMentionBoundary(        "hi there @package.json later",        "hi there".length,        "hi there ".length,      ),    ).toBe(true);  });   it("returns false when selection starts after the mention boundary whitespace", () => {    expect(      selectionTouchesMentionBoundary(        "hi @package.json there",        "hi @package.json ".length,        "hi @package.json there".length,      ),    ).toBe(false);  });   it("returns true when selection includes whitespace after a mention following a terminal placeholder", () => {    const prompt = `${INLINE_TERMINAL_CONTEXT_PLACEHOLDER}@AGENTS.md there`;    expect(      selectionTouchesMentionBoundary(        prompt,        `${INLINE_TERMINAL_CONTEXT_PLACEHOLDER}@AGENTS.md`.length,        prompt.length,      ),    ).toBe(true);  });   it("returns true when selection includes whitespace after a quoted mention", () => {    expect(      selectionTouchesMentionBoundary(        'hi @"My File.md" there',        'hi @"My File.md"'.length,        'hi @"My File.md" there'.length,      ),    ).toBe(true);  });   it("returns true when selection includes whitespace after a markdown file link", () => {    const prompt = "hi [package.json](path/to/package.json) there";    expect(      selectionTouchesMentionBoundary(        prompt,        "hi [package.json](path/to/package.json)".length,        prompt.length,      ),    ).toBe(true);  });});