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39 changes: 39 additions & 0 deletions test.spec.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,39 @@
var assert = require('assert')

describe('Array', function() {
describe('#indexOf()', function() {
test('当value不在数组中应当返回-1', function() {
assert.equal(-1, [1, 2, 3].indexOf(4))
})
})
})

describe('assert', function () {
test('a和b应当深度相等', function () {
var a = {
c: {
e: 1
}
}
var b = {
c: {
e: 1
}
}
// 修改下面代码使得满足测试描述
assert.deepEqual(a, b)
})

test('可以捕获并验证函数fn的错误', function () {
function fn() {
xxx
}
// 修改下面代码使得满足测试描述

assert.throws(
fn,
Error,
'不符合预期的错误类型'
)
})
})
15 changes: 10 additions & 5 deletions test/test.spec.js
Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@ var assert = require('assert')
describe('Array', function() {
describe('#indexOf()', function() {
test('当value不在数组中应当返回-1', function() {
assert.equal(-1, [1, 2, 3]/* 填空题 */)
assert.equal(-1, [1, 2, 3].indexOf(4))
})
})
})
Expand All @@ -21,14 +21,19 @@ describe('assert', function () {
}
}
// 修改下面代码使得满足测试描述
assert.equal(a, b)
assert.deepEqual(a, b)
})

test('可以捕获并验证函数fn的错误', function () {
function fn() {
xxx;
xxx
}
// 修改下面代码使得满足测试描述
fn()
// 修改下面代码使得满足测试描述

assert.throws(
fn,
Error,
'不符合预期的错误类型'
)
})
})