/**
 * @license
 * Copyright 2025 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import { McpPromptLoader } from './McpPromptLoader.js';
import { describe, it, expect, vi, beforeEach } from 'vitest';
import { CommandKind } from '../ui/commands/types.js';
import * as cliCore from '@google/gemini-cli-core';
// Define the mock prompt data at a higher scope
const mockPrompt = {
    name: 'test-prompt',
    description: 'A test prompt.',
    serverName: 'test-server',
    arguments: [
        { name: 'name', required: true, description: "The animal's name." },
        { name: 'age', required: true, description: "The animal's age." },
        { name: 'species', required: true, description: "The animal's species." },
        {
            name: 'enclosure',
            required: false,
            description: "The animal's enclosure.",
        },
        { name: 'trail', required: false, description: "The animal's trail." },
    ],
    invoke: vi.fn().mockResolvedValue({
        messages: [{ content: { text: 'Hello, world!' } }],
    }),
};
describe('McpPromptLoader', () => {
    const mockConfig = {};
    // Use a beforeEach to set up and clean a spy for each test
    beforeEach(() => {
        vi.clearAllMocks();
        vi.spyOn(cliCore, 'getMCPServerPrompts').mockReturnValue([mockPrompt]);
    });
    // --- `parseArgs` tests remain the same ---
    describe('parseArgs', () => {
        it('should handle multi-word positional arguments', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [
                { name: 'arg1', required: true },
                { name: 'arg2', required: true },
            ];
            const userArgs = 'hello world';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({ arg1: 'hello', arg2: 'world' });
        });
        it('should handle quoted multi-word positional arguments', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [
                { name: 'arg1', required: true },
                { name: 'arg2', required: true },
            ];
            const userArgs = '"hello world" foo';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({ arg1: 'hello world', arg2: 'foo' });
        });
        it('should handle a single positional argument with multiple words', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [{ name: 'arg1', required: true }];
            const userArgs = 'hello world';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({ arg1: 'hello world' });
        });
        it('should handle escaped quotes in positional arguments', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [{ name: 'arg1', required: true }];
            const userArgs = '"hello \\"world\\""';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({ arg1: 'hello "world"' });
        });
        it('should handle escaped backslashes in positional arguments', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [{ name: 'arg1', required: true }];
            const userArgs = '"hello\\\\world"';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({ arg1: 'hello\\world' });
        });
        it('should handle named args followed by positional args', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [
                { name: 'named', required: true },
                { name: 'pos', required: true },
            ];
            const userArgs = '--named="value" positional';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({ named: 'value', pos: 'positional' });
        });
        it('should handle positional args followed by named args', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [
                { name: 'pos', required: true },
                { name: 'named', required: true },
            ];
            const userArgs = 'positional --named="value"';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({ pos: 'positional', named: 'value' });
        });
        it('should handle positional args interspersed with named args', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [
                { name: 'pos1', required: true },
                { name: 'named', required: true },
                { name: 'pos2', required: true },
            ];
            const userArgs = 'p1 --named="value" p2';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({ pos1: 'p1', named: 'value', pos2: 'p2' });
        });
        it('should treat an escaped quote at the start as a literal', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [
                { name: 'arg1', required: true },
                { name: 'arg2', required: true },
            ];
            const userArgs = '\\"hello world';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({ arg1: '"hello', arg2: 'world' });
        });
        it('should handle a complex mix of args', () => {
            const loader = new McpPromptLoader(mockConfig);
            const promptArgs = [
                { name: 'pos1', required: true },
                { name: 'named1', required: true },
                { name: 'pos2', required: true },
                { name: 'named2', required: true },
                { name: 'pos3', required: true },
            ];
            const userArgs = 'p1 --named1="value 1" "p2 has spaces" --named2=value2 "p3 \\"with quotes\\""';
            const result = loader.parseArgs(userArgs, promptArgs);
            expect(result).toEqual({
                pos1: 'p1',
                named1: 'value 1',
                pos2: 'p2 has spaces',
                named2: 'value2',
                pos3: 'p3 "with quotes"',
            });
        });
    });
    describe('loadCommands', () => {
        const mockConfigWithPrompts = {
            getMcpServers: () => ({
                'test-server': { httpUrl: 'https://test-server.com' },
            }),
        };
        it('should load prompts as slash commands', async () => {
            const loader = new McpPromptLoader(mockConfigWithPrompts);
            const commands = await loader.loadCommands(new AbortController().signal);
            expect(commands).toHaveLength(1);
            expect(commands[0].name).toBe('test-prompt');
            expect(commands[0].description).toBe('A test prompt.');
            expect(commands[0].kind).toBe(CommandKind.MCP_PROMPT);
        });
        it('should handle prompt invocation successfully', async () => {
            const loader = new McpPromptLoader(mockConfigWithPrompts);
            const commands = await loader.loadCommands(new AbortController().signal);
            const action = commands[0].action;
            const context = {};
            const result = await action(context, 'test-name 123 tiger');
            expect(mockPrompt.invoke).toHaveBeenCalledWith({
                name: 'test-name',
                age: '123',
                species: 'tiger',
            });
            expect(result).toEqual({
                type: 'submit_prompt',
                content: JSON.stringify('Hello, world!'),
            });
        });
        it('should return an error for missing required arguments', async () => {
            const loader = new McpPromptLoader(mockConfigWithPrompts);
            const commands = await loader.loadCommands(new AbortController().signal);
            const action = commands[0].action;
            const context = {};
            const result = await action(context, 'test-name');
            expect(result).toEqual({
                type: 'message',
                messageType: 'error',
                content: 'Missing required argument(s): --age, --species',
            });
        });
        it('should return an error message if prompt invocation fails', async () => {
            vi.spyOn(mockPrompt, 'invoke').mockRejectedValue(new Error('Invocation failed!'));
            const loader = new McpPromptLoader(mockConfigWithPrompts);
            const commands = await loader.loadCommands(new AbortController().signal);
            const action = commands[0].action;
            const context = {};
            const result = await action(context, 'test-name 123 tiger');
            expect(result).toEqual({
                type: 'message',
                messageType: 'error',
                content: 'Error: Invocation failed!',
            });
        });
        it('should return an empty array if config is not available', async () => {
            const loader = new McpPromptLoader(null);
            const commands = await loader.loadCommands(new AbortController().signal);
            expect(commands).toEqual([]);
        });
        describe('completion', () => {
            it('should suggest no arguments when using positional arguments', async () => {
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {};
                const suggestions = await completion(context, 'test-name 6 tiger');
                expect(suggestions).toEqual([]);
            });
            it('should suggest all arguments when none are present', async () => {
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {
                    invocation: {
                        raw: '/find ',
                        name: 'find',
                        args: '',
                    },
                };
                const suggestions = await completion(context, '');
                expect(suggestions).toEqual([
                    '--name="',
                    '--age="',
                    '--species="',
                    '--enclosure="',
                    '--trail="',
                ]);
            });
            it('should suggest remaining arguments when some are present', async () => {
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {
                    invocation: {
                        raw: '/find --name="test-name" --age="6" ',
                        name: 'find',
                        args: '--name="test-name" --age="6"',
                    },
                };
                const suggestions = await completion(context, '');
                expect(suggestions).toEqual([
                    '--species="',
                    '--enclosure="',
                    '--trail="',
                ]);
            });
            it('should suggest no arguments when all are present', async () => {
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {};
                const suggestions = await completion(context, '--name="test-name" --age="6" --species="tiger" --enclosure="Tiger Den" --trail="Jungle"');
                expect(suggestions).toEqual([]);
            });
            it('should suggest nothing for prompts with no arguments', async () => {
                // Temporarily override the mock to return a prompt with no args
                vi.spyOn(cliCore, 'getMCPServerPrompts').mockReturnValue([
                    { ...mockPrompt, arguments: [] },
                ]);
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {};
                const suggestions = await completion(context, '');
                expect(suggestions).toEqual([]);
            });
            it('should suggest arguments matching a partial argument', async () => {
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {
                    invocation: {
                        raw: '/find --s',
                        name: 'find',
                        args: '--s',
                    },
                };
                const suggestions = await completion(context, '--s');
                expect(suggestions).toEqual(['--species="']);
            });
            it('should suggest arguments even when a partial argument is parsed as a value', async () => {
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {
                    invocation: {
                        raw: '/find --name="test" --a',
                        name: 'find',
                        args: '--name="test" --a',
                    },
                };
                const suggestions = await completion(context, '--a');
                expect(suggestions).toEqual(['--age="']);
            });
            it('should auto-close the quote for a named argument value', async () => {
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {
                    invocation: {
                        raw: '/find --name="test',
                        name: 'find',
                        args: '--name="test',
                    },
                };
                const suggestions = await completion(context, '--name="test');
                expect(suggestions).toEqual(['--name="test"']);
            });
            it('should auto-close the quote for an empty named argument value', async () => {
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {
                    invocation: {
                        raw: '/find --name="',
                        name: 'find',
                        args: '--name="',
                    },
                };
                const suggestions = await completion(context, '--name="');
                expect(suggestions).toEqual(['--name=""']);
            });
            it('should not add a quote if already present', async () => {
                const loader = new McpPromptLoader(mockConfigWithPrompts);
                const commands = await loader.loadCommands(new AbortController().signal);
                const completion = commands[0].completion;
                const context = {
                    invocation: {
                        raw: '/find --name="test"',
                        name: 'find',
                        args: '--name="test"',
                    },
                };
                const suggestions = await completion(context, '--name="test"');
                expect(suggestions).toEqual([]);
            });
        });
    });
});
//# sourceMappingURL=McpPromptLoader.test.js.map