import Foundation
import Spectre
import Stencil


func testNowNode() {
#if !os(Linux)
  describe("NowNode") {
    $0.describe("parsing") {
      $0.it("parses default format without any now arguments") {
        let tokens = [ Token.Block(value: "now") ]
        let parser = TokenParser(tokens: tokens, namespace: Namespace())

        let nodes = try parser.parse()
        let node = nodes.first as? NowNode
        try expect(nodes.count) == 1
        try expect(node?.format.variable) == "\"yyyy-MM-dd 'at' HH:mm\""
      }

      $0.it("parses now with a format") {
        let tokens = [ Token.Block(value: "now \"HH:mm\"") ]
        let parser = TokenParser(tokens: tokens, namespace: Namespace())
        let nodes = try parser.parse()
        let node = nodes.first as? NowNode
        try expect(nodes.count) == 1
        try expect(node?.format.variable) == "\"HH:mm\""
      }
    }

    $0.describe("rendering") {
      $0.it("renders the date") {
        let node = NowNode(format: Variable("\"yyyy-MM-dd\""))

        let formatter = NSDateFormatter()
        formatter.dateFormat = "yyyy-MM-dd"
        let date = formatter.stringFromDate(NSDate())

        try expect(try node.render(Context())) == date
      }
    }
  }
#endif
}