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import { AttachmentType } from '$lib/enums';
import {
formatMessageForClipboard,
parseClipboardContent,
hasClipboardAttachments
} from '$lib/utils/clipboard';
describe('formatMessageForClipboard', () => {
it('returns plain content when no extras', () => {
const result = formatMessageForClipboard('Hello world', undefined);
expect(result).toBe('Hello world');
});
it('returns plain content when extras is empty array', () => {
const result = formatMessageForClipboard('Hello world', []);
expect(result).toBe('Hello world');
});
it('handles empty string content', () => {
const result = formatMessageForClipboard('', undefined);
expect(result).toBe('');
});
it('returns plain content when extras has only non-text attachments', () => {
const extras = [
{
type: AttachmentType.IMAGE as const,
name: 'image.png',
base64Url: 'data:image/png;base64,...'
}
];
const result = formatMessageForClipboard('Hello world', extras);
expect(result).toBe('Hello world');
});
it('filters non-text attachments and keeps only text ones', () => {
const extras = [
{
type: AttachmentType.IMAGE as const,
name: 'image.png',
base64Url: 'data:image/png;base64,...'
},
{
type: AttachmentType.TEXT as const,
name: 'file.txt',
content: 'Text content'
},
{
type: AttachmentType.PDF as const,
name: 'doc.pdf',
base64Data: 'data:application/pdf;base64,...',
content: 'PDF content',
processedAsImages: false
}
];
const result = formatMessageForClipboard('Hello', extras);
expect(result).toContain('"file.txt"');
expect(result).not.toContain('image.png');
expect(result).not.toContain('doc.pdf');
});
it('formats message with text attachments', () => {
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'file1.txt',
content: 'File 1 content'
},
{
type: AttachmentType.TEXT as const,
name: 'file2.txt',
content: 'File 2 content'
}
];
const result = formatMessageForClipboard('Hello world', extras);
expect(result).toContain('"Hello world"');
expect(result).toContain('"type": "TEXT"');
expect(result).toContain('"name": "file1.txt"');
expect(result).toContain('"content": "File 1 content"');
expect(result).toContain('"name": "file2.txt"');
});
it('handles content with quotes and special characters', () => {
const content = 'Hello "world" with\nnewline';
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'test.txt',
content: 'Test content'
}
];
const result = formatMessageForClipboard(content, extras);
// Should be valid JSON
expect(result.startsWith('"')).toBe(true);
// The content should be properly escaped
const parsed = JSON.parse(result.split('\n')[0]);
expect(parsed).toBe(content);
});
it('converts legacy context type to TEXT type', () => {
const extras = [
{
type: AttachmentType.LEGACY_CONTEXT as const,
name: 'legacy.txt',
content: 'Legacy content'
}
];
const result = formatMessageForClipboard('Hello', extras);
expect(result).toContain('"type": "TEXT"');
expect(result).not.toContain('"context"');
});
it('handles attachment content with special characters', () => {
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'code.js',
content: 'const x = "hello\\nworld";\nconst y = `template ${var}`;'
}
];
const formatted = formatMessageForClipboard('Check this code', extras);
const parsed = parseClipboardContent(formatted);
expect(parsed.textAttachments[0].content).toBe(
'const x = "hello\\nworld";\nconst y = `template ${var}`;'
);
});
it('handles unicode characters in content and attachments', () => {
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'unicode.txt',
content: '日本語テスト 🎉 émojis'
}
];
const formatted = formatMessageForClipboard('Привет мир 👋', extras);
const parsed = parseClipboardContent(formatted);
expect(parsed.message).toBe('Привет мир 👋');
expect(parsed.textAttachments[0].content).toBe('日本語テスト 🎉 émojis');
});
it('formats as plain text when asPlainText is true', () => {
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'file1.txt',
content: 'File 1 content'
},
{
type: AttachmentType.TEXT as const,
name: 'file2.txt',
content: 'File 2 content'
}
];
const result = formatMessageForClipboard('Hello world', extras, true);
expect(result).toBe('Hello world\n\nFile 1 content\n\nFile 2 content');
});
it('returns plain content when asPlainText is true but no attachments', () => {
const result = formatMessageForClipboard('Hello world', [], true);
expect(result).toBe('Hello world');
});
it('plain text mode does not use JSON format', () => {
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'test.txt',
content: 'Test content'
}
];
const result = formatMessageForClipboard('Hello', extras, true);
expect(result).not.toContain('"type"');
expect(result).not.toContain('[');
expect(result).toBe('Hello\n\nTest content');
});
});
describe('parseClipboardContent', () => {
it('returns plain text as message when not in special format', () => {
const result = parseClipboardContent('Hello world');
expect(result.message).toBe('Hello world');
expect(result.textAttachments).toHaveLength(0);
});
it('handles empty string input', () => {
const result = parseClipboardContent('');
expect(result.message).toBe('');
expect(result.textAttachments).toHaveLength(0);
});
it('handles whitespace-only input', () => {
const result = parseClipboardContent(' \n\t ');
expect(result.message).toBe(' \n\t ');
expect(result.textAttachments).toHaveLength(0);
});
it('returns plain text as message when starts with quote but invalid format', () => {
const result = parseClipboardContent('"Unclosed quote');
expect(result.message).toBe('"Unclosed quote');
expect(result.textAttachments).toHaveLength(0);
});
it('returns original text when JSON array is malformed', () => {
const input = '"Hello"\n[invalid json';
const result = parseClipboardContent(input);
expect(result.message).toBe('"Hello"\n[invalid json');
expect(result.textAttachments).toHaveLength(0);
});
it('parses message with text attachments', () => {
const input = `"Hello world"
[
{"type":"TEXT","name":"file1.txt","content":"File 1 content"},
{"type":"TEXT","name":"file2.txt","content":"File 2 content"}
]`;
const result = parseClipboardContent(input);
expect(result.message).toBe('Hello world');
expect(result.textAttachments).toHaveLength(2);
expect(result.textAttachments[0].name).toBe('file1.txt');
expect(result.textAttachments[0].content).toBe('File 1 content');
expect(result.textAttachments[1].name).toBe('file2.txt');
expect(result.textAttachments[1].content).toBe('File 2 content');
});
it('handles escaped quotes in message', () => {
const input = `"Hello \\"world\\" with quotes"
[
{"type":"TEXT","name":"file.txt","content":"test"}
]`;
const result = parseClipboardContent(input);
expect(result.message).toBe('Hello "world" with quotes');
expect(result.textAttachments).toHaveLength(1);
});
it('handles newlines in message', () => {
const input = `"Hello\\nworld"
[
{"type":"TEXT","name":"file.txt","content":"test"}
]`;
const result = parseClipboardContent(input);
expect(result.message).toBe('Hello\nworld');
expect(result.textAttachments).toHaveLength(1);
});
it('returns message only when no array follows', () => {
const input = '"Just a quoted string"';
const result = parseClipboardContent(input);
expect(result.message).toBe('Just a quoted string');
expect(result.textAttachments).toHaveLength(0);
});
it('filters out invalid attachment objects', () => {
const input = `"Hello"
[
{"type":"TEXT","name":"valid.txt","content":"valid"},
{"type":"INVALID","name":"invalid.txt","content":"invalid"},
{"name":"missing-type.txt","content":"missing"},
{"type":"TEXT","content":"missing name"}
]`;
const result = parseClipboardContent(input);
expect(result.message).toBe('Hello');
expect(result.textAttachments).toHaveLength(1);
expect(result.textAttachments[0].name).toBe('valid.txt');
});
it('handles empty attachments array', () => {
const input = '"Hello"\n[]';
const result = parseClipboardContent(input);
expect(result.message).toBe('Hello');
expect(result.textAttachments).toHaveLength(0);
});
it('roundtrips correctly with formatMessageForClipboard', () => {
const originalContent = 'Hello "world" with\nspecial characters';
const originalExtras = [
{
type: AttachmentType.TEXT as const,
name: 'file1.txt',
content: 'Content with\nnewlines and "quotes"'
},
{
type: AttachmentType.TEXT as const,
name: 'file2.txt',
content: 'Another file'
}
];
const formatted = formatMessageForClipboard(originalContent, originalExtras);
const parsed = parseClipboardContent(formatted);
expect(parsed.message).toBe(originalContent);
expect(parsed.textAttachments).toHaveLength(2);
expect(parsed.textAttachments[0].name).toBe('file1.txt');
expect(parsed.textAttachments[0].content).toBe('Content with\nnewlines and "quotes"');
expect(parsed.textAttachments[1].name).toBe('file2.txt');
expect(parsed.textAttachments[1].content).toBe('Another file');
});
});
describe('hasClipboardAttachments', () => {
it('returns false for plain text', () => {
expect(hasClipboardAttachments('Hello world')).toBe(false);
});
it('returns false for empty string', () => {
expect(hasClipboardAttachments('')).toBe(false);
});
it('returns false for quoted string without attachments', () => {
expect(hasClipboardAttachments('"Hello world"')).toBe(false);
});
it('returns true for valid format with attachments', () => {
const input = `"Hello"
[{"type":"TEXT","name":"file.txt","content":"test"}]`;
expect(hasClipboardAttachments(input)).toBe(true);
});
it('returns false for format with empty attachments array', () => {
const input = '"Hello"\n[]';
expect(hasClipboardAttachments(input)).toBe(false);
});
it('returns false for malformed JSON', () => {
expect(hasClipboardAttachments('"Hello"\n[broken')).toBe(false);
});
});
describe('roundtrip edge cases', () => {
it('preserves empty message with attachments', () => {
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'file.txt',
content: 'Content only'
}
];
const formatted = formatMessageForClipboard('', extras);
const parsed = parseClipboardContent(formatted);
expect(parsed.message).toBe('');
expect(parsed.textAttachments).toHaveLength(1);
expect(parsed.textAttachments[0].content).toBe('Content only');
});
it('preserves attachment with empty content', () => {
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'empty.txt',
content: ''
}
];
const formatted = formatMessageForClipboard('Message', extras);
const parsed = parseClipboardContent(formatted);
expect(parsed.message).toBe('Message');
expect(parsed.textAttachments).toHaveLength(1);
expect(parsed.textAttachments[0].content).toBe('');
});
it('preserves multiple backslashes', () => {
const content = 'Path: C:\\\\Users\\\\test\\\\file.txt';
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'path.txt',
content: 'D:\\\\Data\\\\file'
}
];
const formatted = formatMessageForClipboard(content, extras);
const parsed = parseClipboardContent(formatted);
expect(parsed.message).toBe(content);
expect(parsed.textAttachments[0].content).toBe('D:\\\\Data\\\\file');
});
it('preserves tabs and various whitespace', () => {
const content = 'Line1\t\tTabbed\n Spaced\r\nCRLF';
const extras = [
{
type: AttachmentType.TEXT as const,
name: 'whitespace.txt',
content: '\t\t\n\n '
}
];
const formatted = formatMessageForClipboard(content, extras);
const parsed = parseClipboardContent(formatted);
expect(parsed.message).toBe(content);
expect(parsed.textAttachments[0].content).toBe('\t\t\n\n ');
});
});
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