fatsify核心功能示例测试!!!

node_modules/fast-json-stringify/test/const.test.js

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+'use strict'
+
+const { test } = require('node:test')
+const validator = require('is-my-json-valid')
+const build = require('..')
+
+test('schema with const string', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: 'bar' }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: 'bar'
+  })
+
+  t.assert.equal(output, '{"foo":"bar"}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const string and different input', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: 'bar' }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: 'baz'
+  })
+
+  t.assert.equal(output, '{"foo":"bar"}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const string and different type input', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: 'bar' }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: 1
+  })
+
+  t.assert.equal(output, '{"foo":"bar"}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const string and no input', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: 'bar' }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({})
+
+  t.assert.equal(output, '{}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const string that contains \'', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: "'bar'" }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: "'bar'"
+  })
+
+  t.assert.equal(output, '{"foo":"\'bar\'"}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const number', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: 1 }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: 1
+  })
+
+  t.assert.equal(output, '{"foo":1}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const number and different input', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: 1 }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: 2
+  })
+
+  t.assert.equal(output, '{"foo":1}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const bool', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: true }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: true
+  })
+
+  t.assert.equal(output, '{"foo":true}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const number', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: 1 }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: 1
+  })
+
+  t.assert.equal(output, '{"foo":1}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const null', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: null }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: null
+  })
+
+  t.assert.equal(output, '{"foo":null}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const array', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: [1, 2, 3] }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: [1, 2, 3]
+  })
+
+  t.assert.equal(output, '{"foo":[1,2,3]}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const object', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: { bar: 'baz' } }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: { bar: 'baz' }
+  })
+
+  t.assert.equal(output, '{"foo":{"bar":"baz"}}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+})
+
+test('schema with const and null as type', (t) => {
+  t.plan(4)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { type: ['string', 'null'], const: 'baz' }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: null
+  })
+
+  t.assert.equal(output, '{"foo":null}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+
+  const output2 = stringify({ foo: 'baz' })
+  t.assert.equal(output2, '{"foo":"baz"}')
+  t.assert.ok(validate(JSON.parse(output2)), 'valid schema')
+})
+
+test('schema with const as nullable', (t) => {
+  t.plan(4)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { nullable: true, const: 'baz' }
+    }
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const output = stringify({
+    foo: null
+  })
+
+  t.assert.equal(output, '{"foo":null}')
+  t.assert.ok(validate(JSON.parse(output)), 'valid schema')
+
+  const output2 = stringify({
+    foo: 'baz'
+  })
+  t.assert.equal(output2, '{"foo":"baz"}')
+  t.assert.ok(validate(JSON.parse(output2)), 'valid schema')
+})
+
+test('schema with const and invalid object', (t) => {
+  t.plan(2)
+
+  const schema = {
+    type: 'object',
+    properties: {
+      foo: { const: { foo: 'bar' } }
+    },
+    required: ['foo']
+  }
+
+  const validate = validator(schema)
+  const stringify = build(schema)
+  const result = stringify({
+    foo: { foo: 'baz' }
+  })
+
+  t.assert.equal(result, '{"foo":{"foo":"bar"}}')
+  t.assert.ok(validate(JSON.parse(result)), 'valid schema')
+})