jsoneditor/test/jsonData.test.js

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import test from 'ava';
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import {
jsonToData, dataToJson, patchData, pathExists, transform, traverse,
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parseJSONPointer, compileJSONPointer,
expand, addErrors, search, addSearchResults, nextSearchResult, previousSearchResult
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} from '../src/jsonData'
const JSON_EXAMPLE = {
obj: {
arr: [1,2, {first:3,last:4}]
},
str: 'hello world',
nill: null,
bool: false
}
const JSON_DATA_EXAMPLE = {
type: 'Object',
expanded: true,
props: [
{
name: 'obj',
value: {
type: 'Object',
expanded: true,
props: [
{
name: 'arr',
value: {
type: 'Array',
expanded: true,
items: [
{
type: 'value',
value: 1
},
{
type: 'value',
value: 2
},
{
type: 'Object',
expanded: true,
props: [
{
name: 'first',
value: {
type: 'value',
value: 3
}
},
{
name: 'last',
value: {
type: 'value',
value: 4
}
}
]
},
]
}
}
]
}
},
{
name: 'str',
value: {
type: 'value',
value: 'hello world'
}
},
{
name: 'nill',
value: {
type: 'value',
value: null
}
},
{
name: 'bool',
value: {
type: 'value',
value: false
}
}
]
}
const JSON_DATA_EXAMPLE_COLLAPSED_1 = {
type: 'Object',
expanded: true,
props: [
{
name: 'obj',
value: {
type: 'Object',
expanded: true,
props: [
{
name: 'arr',
value: {
type: 'Array',
expanded: true,
items: [
{
type: 'value',
value: 1
},
{
type: 'value',
value: 2
},
{
type: 'Object',
expanded: false,
props: [
{
name: 'first',
value: {
type: 'value',
value: 3
}
},
{
name: 'last',
value: {
type: 'value',
value: 4
}
}
]
},
]
}
}
]
}
},
{
name: 'str',
value: {
type: 'value',
value: 'hello world'
}
},
{
name: 'nill',
value: {
type: 'value',
value: null
}
},
{
name: 'bool',
value: {
type: 'value',
value: false
}
}
]
}
const JSON_DATA_EXAMPLE_COLLAPSED_2 = {
type: 'Object',
expanded: true,
props: [
{
name: 'obj',
value: {
type: 'Object',
expanded: false,
props: [
{
name: 'arr',
value: {
type: 'Array',
expanded: false,
items: [
{
type: 'value',
value: 1
},
{
type: 'value',
value: 2
},
{
type: 'Object',
expanded: false,
props: [
{
name: 'first',
value: {
type: 'value',
value: 3
}
},
{
name: 'last',
value: {
type: 'value',
value: 4
}
}
]
},
]
}
}
]
}
},
{
name: 'str',
value: {
type: 'value',
value: 'hello world'
}
},
{
name: 'nill',
value: {
type: 'value',
value: null
}
},
{
name: 'bool',
value: {
type: 'value',
value: false
}
}
]
}
// after search for 'L' (case insensitive)
const JSON_DATA_EXAMPLE_SEARCH_L = {
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type: 'Object',
expanded: true,
props: [
{
name: 'obj',
value: {
type: 'Object',
expanded: true,
props: [
{
name: 'arr',
value: {
type: 'Array',
expanded: true,
items: [
{
type: 'value',
value: 1
},
{
type: 'value',
value: 2
},
{
type: 'Object',
expanded: true,
props: [
{
name: 'first',
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value: {
type: 'value',
value: 3
}
},
{
name: 'last',
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value: {
type: 'value',
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value: 4
},
searchResult: 'active'
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}
]
}
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]
}
}
]
}
},
{
name: 'str',
value: {
type: 'value',
value: 'hello world',
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searchResult: 'normal'
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}
},
{
name: 'nill',
value: {
type: 'value',
value: null,
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searchResult: 'normal'
},
searchResult: 'normal'
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},
{
name: 'bool',
value: {
type: 'value',
value: false,
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searchResult: 'normal'
},
searchResult: 'normal'
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}
]
}
const JSON_DATA_SMALL = {
type: 'Object',
props: [
{
name: 'obj',
value: {
type: 'Object',
props: [
{
name: 'a',
value: {
type: 'value',
value: 2
}
}
]
}
},
{
name: 'arr',
value: {
type: 'Array',
items: [
{
type: 'value',
value: 3
}
]
}
}
]
}
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const JSON_SCHEMA_ERRORS = [
{dataPath: '/obj/arr/2/last', message: 'String expected'},
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{dataPath: '/nill', message: 'Null expected'}
]
const JSON_DATA_EXAMPLE_ERRORS = {
type: 'Object',
expanded: true,
props: [
{
name: 'obj',
value: {
type: 'Object',
expanded: true,
props: [
{
name: 'arr',
value: {
type: 'Array',
expanded: true,
items: [
{
type: 'value',
value: 1
},
{
type: 'value',
value: 2
},
{
type: 'Object',
expanded: true,
props: [
{
name: 'first',
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value: {
type: 'value',
value: 3
}
},
{
name: 'last',
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value: {
type: 'value',
value: 4,
error: JSON_SCHEMA_ERRORS[0]
}
}
]
},
]
}
}
]
}
},
{
name: 'str',
value: {
type: 'value',
value: 'hello world'
}
},
{
name: 'nill',
value: {
type: 'value',
value: null,
error: JSON_SCHEMA_ERRORS[1]
}
},
{
name: 'bool',
value: {
type: 'value',
value: false
}
}
]
}
test('jsonToData', t => {
function expand (path) {
return true
}
t.deepEqual(jsonToData(JSON_EXAMPLE, expand, []), JSON_DATA_EXAMPLE)
})
test('dataToJson', t => {
t.deepEqual(dataToJson(JSON_DATA_EXAMPLE), JSON_EXAMPLE)
})
test('expand a single path', t => {
const collapsed = expand(JSON_DATA_EXAMPLE, ['obj', 'arr', 2], false)
t.deepEqual(collapsed, JSON_DATA_EXAMPLE_COLLAPSED_1)
})
test('expand a callback', t => {
function callback (path) {
return path.length >= 1
}
const expanded = false
const collapsed = expand(JSON_DATA_EXAMPLE, callback, expanded)
t.deepEqual(collapsed, JSON_DATA_EXAMPLE_COLLAPSED_2)
})
test('expand a callback should not change the object when nothing happens', t => {
function callback (path) {
return false
}
const expanded = false
const collapsed = expand(JSON_DATA_EXAMPLE, callback, expanded)
t.is(collapsed, JSON_DATA_EXAMPLE)
})
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test('pathExists', t => {
t.is(pathExists(JSON_DATA_EXAMPLE, ['obj', 'arr', 2, 'first']), true)
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t.is(pathExists(JSON_DATA_EXAMPLE, ['obj', 'foo']), false)
t.is(pathExists(JSON_DATA_EXAMPLE, ['obj', 'foo', 'bar']), false)
t.is(pathExists(JSON_DATA_EXAMPLE, []), true)
})
test('parseJSONPointer', t => {
t.deepEqual(parseJSONPointer('/obj/a'), ['obj', 'a'])
t.deepEqual(parseJSONPointer('/arr/-'), ['arr', '-'])
t.deepEqual(parseJSONPointer('/foo/~1~0 ~0~1'), ['foo', '/~ ~/'])
t.deepEqual(parseJSONPointer('/obj'), ['obj'])
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t.deepEqual(parseJSONPointer('/'), [''])
t.deepEqual(parseJSONPointer(''), [])
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})
test('compileJSONPointer', t => {
t.deepEqual(compileJSONPointer(['foo', 'bar']), '/foo/bar')
t.deepEqual(compileJSONPointer(['foo', '/~ ~/']), '/foo/~1~0 ~0~1')
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t.deepEqual(compileJSONPointer(['']), '/')
t.deepEqual(compileJSONPointer([]), '')
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})
test('jsonpatch add', t => {
const json = {
arr: [1,2,3],
obj: {a : 2}
}
const patch = [
{op: 'add', path: '/obj/b', value: {foo: 'bar'}}
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
t.deepEqual(patchedJson, {
arr: [1,2,3],
obj: {a : 2, b: {foo: 'bar'}}
})
t.deepEqual(revert, [
{op: 'remove', path: '/obj/b'}
])
})
test('jsonpatch add: append to matrix', t => {
const json = {
arr: [1,2,3],
obj: {a : 2}
}
const patch = [
{op: 'add', path: '/arr/-', value: 4}
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
t.deepEqual(patchedJson, {
arr: [1,2,3,4],
obj: {a : 2}
})
t.deepEqual(revert, [
{op: 'remove', path: '/arr/3'}
])
})
test('jsonpatch remove', t => {
const json = {
arr: [1,2,3],
obj: {a : 4}
}
const patch = [
{op: 'remove', path: '/obj/a'},
{op: 'remove', path: '/arr/1'},
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
t.deepEqual(patchedJson, {
arr: [1,3],
obj: {}
})
t.deepEqual(revert, [
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{op: 'add', path: '/arr/1', value: 2, jsoneditor: {type: 'value'}},
{op: 'add', path: '/obj/a', value: 4, jsoneditor: {type: 'value', before: null}}
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])
// test revert
const data2 = jsonToData(patchedJson)
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const result2 = patchData(data2, revert)
const patchedData2 = result2.data
const revert2 = result2.revert
const patchedJson2 = dataToJson(patchedData2)
t.deepEqual(patchedJson2, json)
t.deepEqual(revert2, patch)
})
test('jsonpatch replace', t => {
const json = {
arr: [1,2,3],
obj: {a : 4}
}
const patch = [
{op: 'replace', path: '/obj/a', value: 400},
{op: 'replace', path: '/arr/1', value: 200},
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
t.deepEqual(patchedJson, {
arr: [1,200,3],
obj: {a: 400}
})
t.deepEqual(revert, [
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{op: 'replace', path: '/arr/1', value: 2, jsoneditor: {type: 'value'}},
{op: 'replace', path: '/obj/a', value: 4, jsoneditor: {type: 'value'}}
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])
// test revert
const data2 = jsonToData(patchedJson)
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const result2 = patchData(data2, revert)
const patchedData2 = result2.data
const revert2 = result2.revert
const patchedJson2 = dataToJson(patchedData2)
t.deepEqual(patchedJson2, json)
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t.deepEqual(revert2, [
{op: 'replace', path: '/obj/a', value: 400, jsoneditor: {type: 'value'}},
{op: 'replace', path: '/arr/1', value: 200, jsoneditor: {type: 'value'}}
])
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})
test('jsonpatch copy', t => {
const json = {
arr: [1,2,3],
obj: {a : 4}
}
const patch = [
{op: 'copy', from: '/obj', path: '/arr/2'},
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
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t.deepEqual(patchedJson, {
arr: [1, 2, {a:4}, 3],
obj: {a: 4}
})
t.deepEqual(revert, [
{op: 'remove', path: '/arr/2'}
])
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// test revert
const data2 = jsonToData(patchedJson)
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const result2 = patchData(data2, revert)
const patchedData2 = result2.data
const revert2 = result2.revert
const patchedJson2 = dataToJson(patchedData2)
t.deepEqual(patchedJson2, json)
t.deepEqual(revert2, [
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{op: 'add', path: '/arr/2', value: {a: 4}, jsoneditor: {type: 'Object'}}
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])
})
test('jsonpatch move', t => {
const json = {
arr: [1,2,3],
obj: {a : 4}
}
const patch = [
{op: 'move', from: '/obj', path: '/arr/2'},
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
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t.is(result.error, null)
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t.deepEqual(patchedJson, {
arr: [1, 2, {a:4}, 3]
})
t.deepEqual(revert, [
{op: 'move', from: '/arr/2', path: '/obj'}
])
// test revert
const data2 = jsonToData(patchedJson)
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const result2 = patchData(data2, revert)
const patchedData2 = result2.data
const revert2 = result2.revert
const patchedJson2 = dataToJson(patchedData2)
t.deepEqual(patchedJson2, json)
t.deepEqual(revert2, patch)
})
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test('jsonpatch move before', t => {
const json = {
arr: [1,2,3],
obj: {a : 4},
zzz: 'zzz'
}
const patch = [
{op: 'move', from: '/obj', path: '/arr/2'},
]
const data = jsonToData(json)
const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
t.is(result.error, null)
t.deepEqual(patchedJson, {
arr: [1, 2, {a:4}, 3],
zzz: 'zzz'
})
t.deepEqual(revert, [
{op: 'move', from: '/arr/2', path: '/obj', jsoneditor: {before: 'zzz'}}
])
// test revert
const data2 = jsonToData(patchedJson)
const result2 = patchData(data2, revert)
const patchedData2 = result2.data
const revert2 = result2.revert
const patchedJson2 = dataToJson(patchedData2)
t.deepEqual(patchedJson2, json)
t.deepEqual(revert2, patch)
})
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test('jsonpatch move and replace', t => {
const json = {
arr: [1,2,3],
obj: {a : 4}
}
const patch = [
{op: 'move', from: '/obj', path: '/arr'},
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
t.deepEqual(patchedJson, {
arr: {a:4}
})
t.deepEqual(revert, [
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{op:'move', from: '/arr', path: '/obj'},
{op:'add', path:'/arr', value: [1,2,3], jsoneditor: {type: 'Array'}}
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])
// test revert
const data2 = jsonToData(patchedJson)
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const result2 = patchData(data2, revert)
const patchedData2 = result2.data
const revert2 = result2.revert
const patchedJson2 = dataToJson(patchedData2)
t.deepEqual(patchedJson2, json)
t.deepEqual(revert2, [
{op: 'move', from: '/obj', path: '/arr'}
])
})
test('jsonpatch test (ok)', t => {
const json = {
arr: [1,2,3],
obj: {a : 4}
}
const patch = [
{op: 'test', path: '/arr', value: [1,2,3]},
{op: 'add', path: '/added', value: 'ok'}
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
t.deepEqual(patchedJson, {
arr: [1,2,3],
obj: {a : 4},
added: 'ok'
})
t.deepEqual(revert, [
{op: 'remove', path: '/added'}
])
})
test('jsonpatch test (fail: path not found)', t => {
const json = {
arr: [1,2,3],
obj: {a : 4}
}
const patch = [
{op: 'test', path: '/arr/5', value: [1,2,3]},
{op: 'add', path: '/added', value: 'ok'}
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
// patch shouldn't be applied
t.deepEqual(patchedJson, {
arr: [1,2,3],
obj: {a : 4}
})
t.deepEqual(revert, [])
t.is(result.error.toString(), 'Error: Test failed, path not found')
})
test('jsonpatch test (fail: value not equal)', t => {
const json = {
arr: [1,2,3],
obj: {a : 4}
}
const patch = [
{op: 'test', path: '/obj', value: {a:4, b: 6}},
{op: 'add', path: '/added', value: 'ok'}
]
const data = jsonToData(json)
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const result = patchData(data, patch)
const patchedData = result.data
const revert = result.revert
const patchedJson = dataToJson(patchedData)
// patch shouldn't be applied
t.deepEqual(patchedJson, {
arr: [1,2,3],
obj: {a : 4}
})
t.deepEqual(revert, [])
t.is(result.error.toString(), 'Error: Test failed, value differs')
})
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test('add and remove errors', t => {
const dataWithErrors = addErrors(JSON_DATA_EXAMPLE, JSON_SCHEMA_ERRORS)
t.deepEqual(dataWithErrors, JSON_DATA_EXAMPLE_ERRORS)
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})
test('transform', t => {
// {obj: {a: 2}, arr: [3]}
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let log = []
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const transformed = transform(JSON_DATA_SMALL, function (value, path, root) {
t.is(root, JSON_DATA_SMALL)
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log.push([value, path, root])
if (path.length === 2 && path[0] === 'obj' && path[1] === 'a') {
// change the value
return { type: 'value', value: 42 }
}
// leave the value unchanged
return value
})
// console.log('transformed', JSON.stringify(transformed, null, 2))
const EXPECTED_LOG = [
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[JSON_DATA_SMALL, [], JSON_DATA_SMALL],
[JSON_DATA_SMALL.props[0].value, ['obj'], JSON_DATA_SMALL],
[JSON_DATA_SMALL.props[0].value.props[0].value, ['obj', 'a'], JSON_DATA_SMALL],
[JSON_DATA_SMALL.props[1].value, ['arr'], JSON_DATA_SMALL],
[JSON_DATA_SMALL.props[1].value.items[0], ['arr', '0'], JSON_DATA_SMALL],
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]
// log.forEach((row, index) => {
// t.deepEqual(log[index], EXPECTED_LOG[index], 'should have equal log at index ' + index )
// })
t.deepEqual(log, EXPECTED_LOG)
t.not(transformed, JSON_DATA_SMALL)
t.not(transformed.props[0].value, JSON_DATA_SMALL.props[0].value)
t.not(transformed.props[0].value.props[0].value, JSON_DATA_SMALL.props[0].value.props[0].value)
t.is(transformed.props[1].value, JSON_DATA_SMALL.props[1].value)
t.is(transformed.props[1].value.items[0], JSON_DATA_SMALL.props[1].value.items[0])
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})
test('traverse', t => {
// {obj: {a: 2}, arr: [3]}
let log = []
const returnValue = traverse(JSON_DATA_SMALL, function (value, path, root) {
t.is(root, JSON_DATA_SMALL)
log.push([value, path, root])
})
t.is(returnValue, undefined)
const EXPECTED_LOG = [
[JSON_DATA_SMALL, [], JSON_DATA_SMALL],
[JSON_DATA_SMALL.props[0].value, ['obj'], JSON_DATA_SMALL],
[JSON_DATA_SMALL.props[0].value.props[0].value, ['obj', 'a'], JSON_DATA_SMALL],
[JSON_DATA_SMALL.props[1].value, ['arr'], JSON_DATA_SMALL],
[JSON_DATA_SMALL.props[1].value.items[0], ['arr', '0'], JSON_DATA_SMALL],
]
// log.forEach((row, index) => {
// t.deepEqual(log[index], EXPECTED_LOG[index], 'should have equal log at index ' + index )
// })
t.deepEqual(log, EXPECTED_LOG)
})
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test('search', t => {
const searchResults = search(JSON_DATA_EXAMPLE, 'L')
// console.log(searchResults)
t.deepEqual(searchResults, [
{dataPath: ['obj', 'arr', '2', 'last'], type: 'property'},
{dataPath: ['str'], type: 'value'},
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{dataPath: ['nill'], type: 'property'},
{dataPath: ['nill'], type: 'value'},
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{dataPath: ['bool'], type: 'property'},
{dataPath: ['bool'], type: 'value'}
])
const activeSearchResult = searchResults[0]
const updatedData = addSearchResults(JSON_DATA_EXAMPLE, searchResults, activeSearchResult)
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// console.log(JSON.stringify(updatedData, null, 2))
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t.deepEqual(updatedData, JSON_DATA_EXAMPLE_SEARCH_L)
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})
test('nextSearchResult', t => {
const searchResults = [
{dataPath: ['obj', 'arr', '2', 'last'], type: 'property'},
{dataPath: ['str'], type: 'value'},
{dataPath: ['nill'], type: 'property'},
{dataPath: ['nill'], type: 'value'},
{dataPath: ['bool'], type: 'property'},
{dataPath: ['bool'], type: 'value'}
]
t.deepEqual(nextSearchResult(searchResults,
{dataPath: ['nill'], type: 'property'}),
{dataPath: ['nill'], type: 'value'})
// wrap around
t.deepEqual(nextSearchResult(searchResults,
{dataPath: ['bool'], type: 'value'}),
{dataPath: ['obj', 'arr', '2', 'last'], type: 'property'})
// return first when current is not found
t.deepEqual(nextSearchResult(searchResults,
{dataPath: ['non', 'existing'], type: 'value'}),
{dataPath: ['obj', 'arr', '2', 'last'], type: 'property'})
// return null when searchResults are empty
t.deepEqual(nextSearchResult([], {dataPath: ['non', 'existing'], type: 'value'}), null)
})
test('previousSearchResult', t => {
const searchResults = [
{dataPath: ['obj', 'arr', '2', 'last'], type: 'property'},
{dataPath: ['str'], type: 'value'},
{dataPath: ['nill'], type: 'property'},
{dataPath: ['nill'], type: 'value'},
{dataPath: ['bool'], type: 'property'},
{dataPath: ['bool'], type: 'value'}
]
t.deepEqual(previousSearchResult(searchResults,
{dataPath: ['nill'], type: 'property'}),
{dataPath: ['str'], type: 'value'})
// wrap around
t.deepEqual(previousSearchResult(searchResults,
{dataPath: ['obj', 'arr', '2', 'last'], type: 'property'}),
{dataPath: ['bool'], type: 'value'})
// return first when current is not found
t.deepEqual(previousSearchResult(searchResults,
{dataPath: ['non', 'existing'], type: 'value'}),
{dataPath: ['obj', 'arr', '2', 'last'], type: 'property'})
// return null when searchResults are empty
t.deepEqual(previousSearchResult([], {dataPath: ['non', 'existing'], type: 'value'}), null)
})