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package cc.spray.json
import org.specs2.mutable.Specification
class JsonPathSpecs extends Specification {
import JsonPath._
"JsonPath parser" should {
"simple field selection" in {
parse("$.test") must be_==(Selection(Root, ByField("test")))
}
"multiple field selection" in {
parse("$.test.test2") must be_==(Selection(Selection(Root, ByField("test")), ByField("test2")))
}
"wildcard selection" in {
parse("$.a[*].c") must be_==(Selection(Selection(Selection(Root, ByField("a")), AllElements), ByField("c")))
}
"element selection" in {
"of root" in {
parse("$[2]") must be_==(Selection(Root, ByIndex(2)))
}
"of field" in {
parse("$['abc']") must be_==(Selection(Root, ByField("abc")))
}
"by predicate" in {
"eq" in {
parse("$[?(@.id == 'test')]") must be_==(Selection(Root, ByPredicate(Eq(PathExpr(Selection(Root, ByField("id"))), Constant(JsString("test"))))))
}
"lt" in {
parse("$[?(@.id < 12)]") must be_==(Selection(Root, ByPredicate(Lt(PathExpr(Selection(Root, ByField("id"))), Constant(JsNumber(12))))))
}
"exists" in {
parse("$[?(@.id)]") must be_==(Selection(Root, ByPredicate(Exists(Selection(Root, ByField("id"))))))
}
}
}
}
def parse(str: String) =
JsonPathParser(str)
}
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