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'use strict';
var traverse = require('../index');
var assert = require('assert');
describe('json-schema-traverse', function() {
var calls;
beforeEach(function() {
calls = [];
});
it('should traverse all keywords containing schemas recursively', function() {
var schema = require('./fixtures/schema').schema;
var expectedCalls = require('./fixtures/schema').expectedCalls;
traverse(schema, {cb: callback});
assert.deepStrictEqual(calls, expectedCalls);
});
describe('Legacy v0.3.1 API', function() {
it('should traverse all keywords containing schemas recursively', function() {
var schema = require('./fixtures/schema').schema;
var expectedCalls = require('./fixtures/schema').expectedCalls;
traverse(schema, callback);
assert.deepStrictEqual(calls, expectedCalls);
});
it('should work when an options object is provided', function() {
// schema, jsonPtr, rootSchema, parentJsonPtr, parentKeyword, parentSchema, keyIndex
var schema = require('./fixtures/schema').schema;
var expectedCalls = require('./fixtures/schema').expectedCalls;
traverse(schema, {}, callback);
assert.deepStrictEqual(calls, expectedCalls);
});
});
describe('allKeys option', function() {
var schema = {
someObject: {
minimum: 1,
maximum: 2
}
};
it('should traverse objects with allKeys: true option', function() {
// schema, jsonPtr, rootSchema, parentJsonPtr, parentKeyword, parentSchema, keyIndex
var expectedCalls = [
[schema, '', schema, undefined, undefined, undefined, undefined],
[schema.someObject, '/someObject', schema, '', 'someObject', schema, undefined]
];
traverse(schema, {allKeys: true, cb: callback});
assert.deepStrictEqual(calls, expectedCalls);
});
it('should NOT traverse objects with allKeys: false option', function() {
// schema, jsonPtr, rootSchema, parentJsonPtr, parentKeyword, parentSchema, keyIndex
var expectedCalls = [
[schema, '', schema, undefined, undefined, undefined, undefined]
];
traverse(schema, {allKeys: false, cb: callback});
assert.deepStrictEqual(calls, expectedCalls);
});
it('should NOT traverse objects without allKeys option', function() {
// schema, jsonPtr, rootSchema, parentJsonPtr, parentKeyword, parentSchema, keyIndex
var expectedCalls = [
[schema, '', schema, undefined, undefined, undefined, undefined]
];
traverse(schema, {cb: callback});
assert.deepStrictEqual(calls, expectedCalls);
});
it('should NOT travers objects in standard keywords which value is not a schema', function() {
var schema2 = {
const: {foo: 'bar'},
enum: ['a', 'b'],
required: ['foo'],
another: {
},
patternProperties: {}, // will not traverse - no properties
dependencies: true, // will not traverse - invalid
properties: {
smaller: {
type: 'number'
},
larger: {
type: 'number',
minimum: {$data: '1/smaller'}
}
}
};
// schema, jsonPtr, rootSchema, parentJsonPtr, parentKeyword, parentSchema, keyIndex
var expectedCalls = [
[schema2, '', schema2, undefined, undefined, undefined, undefined],
[schema2.another, '/another', schema2, '', 'another', schema2, undefined],
[schema2.properties.smaller, '/properties/smaller', schema2, '', 'properties', schema2, 'smaller'],
[schema2.properties.larger, '/properties/larger', schema2, '', 'properties', schema2, 'larger'],
];
traverse(schema2, {allKeys: true, cb: callback});
assert.deepStrictEqual(calls, expectedCalls);
});
});
describe('pre and post', function() {
var schema = {
type: 'object',
properties: {
name: {type: 'string'},
age: {type: 'number'}
}
};
it('should traverse schema in pre-order', function() {
traverse(schema, {cb: {pre}});
var expectedCalls = [
['pre', schema, '', schema, undefined, undefined, undefined, undefined],
['pre', schema.properties.name, '/properties/name', schema, '', 'properties', schema, 'name'],
['pre', schema.properties.age, '/properties/age', schema, '', 'properties', schema, 'age'],
];
assert.deepStrictEqual(calls, expectedCalls);
});
it('should traverse schema in post-order', function() {
traverse(schema, {cb: {post}});
var expectedCalls = [
['post', schema.properties.name, '/properties/name', schema, '', 'properties', schema, 'name'],
['post', schema.properties.age, '/properties/age', schema, '', 'properties', schema, 'age'],
['post', schema, '', schema, undefined, undefined, undefined, undefined],
];
assert.deepStrictEqual(calls, expectedCalls);
});
it('should traverse schema in pre- and post-order at the same time', function() {
traverse(schema, {cb: {pre, post}});
var expectedCalls = [
['pre', schema, '', schema, undefined, undefined, undefined, undefined],
['pre', schema.properties.name, '/properties/name', schema, '', 'properties', schema, 'name'],
['post', schema.properties.name, '/properties/name', schema, '', 'properties', schema, 'name'],
['pre', schema.properties.age, '/properties/age', schema, '', 'properties', schema, 'age'],
['post', schema.properties.age, '/properties/age', schema, '', 'properties', schema, 'age'],
['post', schema, '', schema, undefined, undefined, undefined, undefined],
];
assert.deepStrictEqual(calls, expectedCalls);
});
});
function callback() {
calls.push(Array.prototype.slice.call(arguments));
}
function pre() {
calls.push(['pre'].concat(Array.prototype.slice.call(arguments)));
}
function post() {
calls.push(['post'].concat(Array.prototype.slice.call(arguments)));
}
});
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