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211
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import io.Source
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import scala.util._
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403
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import M2._
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284
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211
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def urban_get_csv_file(name: String) : List[String] = {
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379
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val csv = Source.fromFile(name)("ISO-8859-1")
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211
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csv.mkString.split("\n").toList.drop(1)
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}
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val urban_ratings = urban_get_csv_file("ratings.csv")
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val urban_movies = urban_get_csv_file("movies.csv")
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422
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val urban_res1 = process_ratings(urban_ratings)
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val urban_rat_elems = List(("1","1"), ("1","3"), ("1","6"), ("1","47"))
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211
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422
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assert(urban_res1.length == 48580)
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assert(urban_rat_elems.forall(urban_res1.contains(_)))
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211
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assert(process_movies(urban_movies).length == 9742)
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