aboutsummaryrefslogtreecommitdiffstats
path: root/scalding/src/test/scala/sandcrawler/CrossrefScorableTest.scala
blob: 0cb12ee15a196fec5760b4ee4bb0cfa38088ecff (plain)
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
132
133
134
135
136
137
138
139
140
141
142
package sandcrawler

import cascading.tuple.Fields
import cascading.tuple.Tuple
import com.twitter.scalding.JobTest
import com.twitter.scalding.TextLine
import com.twitter.scalding.TupleConversions
import com.twitter.scalding.TypedTsv
import org.apache.hadoop.hbase.io.ImmutableBytesWritable
import org.apache.hadoop.hbase.util.Bytes
import org.scalatest._
import parallelai.spyglass.hbase.HBaseConstants.SourceMode

class CrossrefScorableTest extends FlatSpec with Matchers {
  // scalastyle:off
  val CrossrefString =
"""
{ "_id" : { "$oid" : "5a553d5988a035a45bf50ed3" },
  "indexed" : { "date-parts" : [ [ 2017, 10, 23 ] ],
    "date-time" : "2017-10-23T17:19:16Z",
    "timestamp" : { "$numberLong" : "1508779156477" } },
  "reference-count" : 0,
  "publisher" : "Elsevier BV",
  "issue" : "3",
  "license" : [ { "URL" : "http://www.elsevier.com/tdm/userlicense/1.0/",
                    "start" : { "date-parts" : [ [ 1996, 1, 1 ] ],
                                "date-time" : "1996-01-01T00:00:00Z",
                                "timestamp" : { "$numberLong" : "820454400000" } },
                                "delay-in-days" : 0, "content-version" : "tdm" }],
  "content-domain" : { "domain" : [], "crossmark-restriction" : false },
  "published-print" : { "date-parts" : [ [ 1996 ] ] },
  "DOI" : "<<DOI>>",
  "type" : "journal-article",
  "created" : { "date-parts" : [ [ 2002, 7, 25 ] ],
    "date-time" : "2002-07-25T15:09:41Z",
    "timestamp" : { "$numberLong" : "1027609781000" } },
  "page" : "186-187",
  "source" : "Crossref",
  "is-referenced-by-count" : 0,
  "title" : [ "<<TITLE>>" ],
  "prefix" : "10.1016",
  "volume" : "9",
  "author" : [ { "given" : "W", "family" : "Gaier", "affiliation" : [] } ],
  "member" : "78",
  "container-title" : [ "Journal de Pédiatrie et de Puériculture" ],
  "link" : [ { "URL" :  "http://api.elsevier.com/content/article/PII:0987-7983(96)87729-2?httpAccept=text/xml",
               "content-type" : "text/xml",
                 "content-version" : "vor",
                 "intended-application" : "text-mining" },
               { "URL" :
  "http://api.elsevier.com/content/article/PII:0987-7983(96)87729-2?httpAccept=text/plain",
                 "content-type" : "text/plain",
                 "content-version" : "vor",
                 "intended-application" : "text-mining" } ],
  "deposited" : { "date-parts" : [ [ 2015, 9, 3 ] ],
                  "date-time" : "2015-09-03T10:03:43Z",
                  "timestamp" : { "$numberLong" : "1441274623000" } },
  "score" : 1,
  "issued" : { "date-parts" : [ [ 1996 ] ] },
  "references-count" : 0,
  "alternative-id" : [ "0987-7983(96)87729-2" ],
  "URL" : "http://dx.doi.org/10.1016/0987-7983(96)87729-2",
  "ISSN" : [ "0987-7983" ],
  "issn-type" : [ { "value" : "0987-7983", "type" : "print" } ],
  "subject" : [ "Pediatrics, Perinatology, and Child Health" ]
}
""".replace("<<DOI>>", "10.123/aBc")
  // scalastyle:on
  val CrossrefStringWithGoodTitle = CrossrefString.replace("<<TITLE>>", "Some Title")
  val CrossrefStringWithMaximumTitle = CrossrefString.replace("<<TITLE>>", "T" * Scorable.MaxTitleLength)
  val CrossrefStringWithExcessiveTitle = CrossrefString.replace("<<TITLE>>", "T" * Scorable.MaxTitleLength + "0")
  val CrossrefStringWithNullTitle = CrossrefString.replace("\"<<TITLE>>\"", "null")
  val CrossrefStringWithEmptyTitle = CrossrefString.replace("<<TITLE>>", "")
  val CrossrefStringWithoutTitle = CrossrefString.replace("title", "nottitle")
  val MalformedCrossrefString = CrossrefString.replace("}", "")
  val CrossrefStringWithNoAuthors = CrossrefString.replace("<<TITLE>>", "Some Valid Title").replace("author", "no-author")

  // Unit tests
  "CrossrefScorable.jsonToMapFeatures()" should "handle invalid JSON" in {
    val result = CrossrefScorable.jsonToMapFeatures(MalformedCrossrefString)
    result.slug shouldBe Scorable.NoSlug
  }

  it should "handle missing title" in {
    val result = CrossrefScorable.jsonToMapFeatures(CrossrefStringWithoutTitle)
    result.slug shouldBe Scorable.NoSlug
  }

  it should "handle null title" in {
    val result = CrossrefScorable.jsonToMapFeatures(CrossrefStringWithNullTitle)
    result.slug shouldBe Scorable.NoSlug
  }

  it should "handle empty title" in {
    val result = CrossrefScorable.jsonToMapFeatures(CrossrefStringWithEmptyTitle)
    result.slug shouldBe Scorable.NoSlug
  }

  it should "handle missing authors" in {
    val result = CrossrefScorable.jsonToMapFeatures(CrossrefStringWithNoAuthors)
    result.slug shouldBe Scorable.NoSlug
  }

  it should "handle valid input" in {
    val result = CrossrefScorable.jsonToMapFeatures(CrossrefStringWithGoodTitle)
    result.slug shouldBe "sometitle"
    Scorable.jsonToMap(result.json) match {
      case None => fail()
      case Some(map) => {
        map("title").asInstanceOf[String] shouldBe "Some Title"
        map("doi").asInstanceOf[String] shouldBe "10.123/abc"
        // TODO: full name? not just a string?
        map("authors").asInstanceOf[List[String]] shouldBe List("Gaier")
        map("year").asInstanceOf[Double].toInt shouldBe 2002
      }
    }
  }

  "CrossrefScorable.keepRecord()" should "return true for valid JSON with title" in {
    CrossrefScorable.keepRecord(CrossrefStringWithGoodTitle) shouldBe true
  }

  it should "return true for valid JSON with a title of maximum permitted length" in {
    CrossrefScorable.keepRecord(CrossrefStringWithMaximumTitle) shouldBe true
  }

  it should "return false for valid JSON with excessively long title" in {
    CrossrefScorable.keepRecord(CrossrefStringWithExcessiveTitle) shouldBe false
  }

  it should "return false for valid JSON with null title" in {
    CrossrefScorable.keepRecord(CrossrefStringWithNullTitle) shouldBe false
  }

  it should "return false for valid JSON with no title" in {
    CrossrefScorable.keepRecord(CrossrefStringWithoutTitle) shouldBe false
  }

  it should "return false for invalid JSON" in {
    CrossrefScorable.keepRecord(CrossrefStringWithoutTitle) shouldBe false
  }
}