levelgraph-jsonld/test/cut_spec.js at 88578498f26d32cd2eb7d2bd360226b5eae24670 · levelgraph/levelgraph-jsonld · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
var expect = require('chai').expect;
var helper = require('./helper');

describe('jsonld.cut', function() {

  var db, manu, tesla;

  beforeEach(function() {
    db = helper.getDB({ jsonld: { base: 'http://levelgraph.io/' } });
    manu = helper.getFixture('manu.json');
    tesla = helper.getFixture('tesla.json');
  });

  afterEach(function(done) {
    db.close(done);
  });

  it('should accept a done callback', function(done) {
    db.jsonld.cut(manu, done);
  });

  it('should cut a basic object', function(done) {
    db.jsonld.put(manu, function() {
      db.jsonld.cut(manu, function() {
        db.get({}, function(err, triples) {
          // getting the full db
          expect(triples).to.be.empty;
          done();
        });
      });
    });
  });

  it('should cut nothing', function(done) {
    db.jsonld.put(manu, function() {
      db.jsonld.cut({}, function() {
        db.get({}, function(err, triples) {
          // getting the full db
          expect(triples).to.have.length(2);
          done();
        });
      });
    });
  });

  it('should cut a complex object', function(done) {
    db.jsonld.put(tesla, function() {
      db.jsonld.cut(tesla, function() {
        db.get({}, function(err, triples) {
          // getting the full db
          expect(triples).to.have.length(0);
          done();
        });
      });
    });
  });

  it('should del an iri with the cut option', function(done) {
    db.jsonld.put(manu, function() {
      db.jsonld.del(manu['@id'], function(err) {
        expect(err && err.message).to.equal("Passing an IRI to del is not supported anymore. Please pass a JSON-LD document.")
        db.get({}, function(err, triples) {
          // getting the full db
          expect(triples).to.have.length(2);
          done();
        });
      });
    });
  });


  it('should del a single object leaving blank nodes', function(done) {
    db.jsonld.put(manu, function() {
      db.jsonld.put(tesla, function() {
        db.jsonld.del(tesla, function() {
          db.get({}, function(err, triples) {
            // getting the full db
            expect(triples).to.have.length(10); // 2 triples from Manu and 8 from tesla blanks.
            done();
          });
        });
      });
    });
  });

  it('should del a single object with the cut option leaving blank nodes', function(done) {
    // This should also be deprecated in favor of using a `cut` option or the `cut` function.
    db.jsonld.put(manu, function() {
      db.jsonld.put(tesla, function() {
        db.jsonld.del(tesla, {cut: true}, function() {
          db.get({}, function(err, triples) {
            // getting the full db
            expect(triples).to.have.length(2); // 2 triples from Manu.
            done();
          });
        });
      });
    });
  });

  it('should del a single object with no blank nodes completely', function(done) {
    var library = helper.getFixture('library_framed.json');

    db.jsonld.put(manu, function() {
      db.jsonld.put(library, function() {
        db.jsonld.del(library, function() {
          db.get({}, function(err, triples) {
            // getting the full db
            expect(triples).to.have.length(2);
            done();
          });
        });
      });
    });
  });

  it('should del obj passed as stringified JSON', function(done) {
    var jld = {"@context": { "@vocab": "https://schema.org/"}, "name": "BigBlueHat"};

    db.jsonld.put(JSON.stringify(jld), function() {
      db.jsonld.del(JSON.stringify(jld), function(err) {
        expect(err).to.not.exist;
        db.get({}, function(err, triples) {
          // getting the full db
          expect(triples).to.have.length(1);
          done();
        });
      });
    });
  });
});