43 lines
1.9 KiB
TypeScript
43 lines
1.9 KiB
TypeScript
import { describe, expect, it, vi } from 'vitest'
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import { definitionOffset } from './definitions'
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vi.mock('vscode', () => ({
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commands: { executeCommand: vi.fn() },
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EventEmitter: class EventEmitter { event = vi.fn(); fire = vi.fn() },
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Range: class Range {},
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Uri: { parse: vi.fn() },
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window: { createOutputChannel: vi.fn(() => ({ appendLine: vi.fn(), info: vi.fn(), warn: vi.fn(), error: vi.fn() })) },
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workspace: { openTextDocument: vi.fn(), asRelativePath: vi.fn() },
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}))
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const SOURCE = [
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'export class DeployActionError extends Error {',
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' status = 1',
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'}',
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'export const fetchAppDeployments = async () => 1',
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].join('\n')
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describe('定义范围的起点不在名字上时，用范围里那个名字', () => {
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const nameAt = SOURCE.indexOf('fetchAppDeployments')
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const whole = { start: 0, end: SOURCE.length }
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it('没有选区：在大范围里找到和点击的名字一致的那一处，不用大范围的起点', () => {
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expect(definitionOffset(SOURCE, whole, undefined, 'fetchAppDeployments')).toBe(nameAt)
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})
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it('选区起点已经在名字上：用选区，不再往范围更前面找', () => {
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const earlier = SOURCE.indexOf('DeployActionError')
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expect(definitionOffset(SOURCE, whole, { start: nameAt, end: nameAt + 'fetchAppDeployments'.length }, 'fetchAppDeployments')).toBe(nameAt)
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expect(definitionOffset(SOURCE, whole, { start: earlier, end: earlier + 'DeployActionError'.length }, 'DeployActionError')).toBe(earlier)
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})
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it('选区是一整段、起点不在名字上：仍在这段里找名字', () => {
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expect(definitionOffset(SOURCE, whole, whole, 'fetchAppDeployments')).toBe(nameAt)
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})
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it('只是更长名字的前缀不算', () => {
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const text = 'const fetchAppDeploymentsExtra = fetchAppDeployments'
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expect(definitionOffset(text, { start: 0, end: text.length }, undefined, 'fetchAppDeployments')).toBe(text.lastIndexOf('fetchAppDeployments'))
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})
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})
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