swiftpm-stencil/Tests/StencilTests/NowNodeSpec.swift

import XCTest
import Foundation
import Spectre
@testable import Stencil


class NowNodeTests: XCTestCase {
  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", at: .unknown) ]
          let parser = TokenParser(tokens: tokens, environment: Environment())

          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\"", at: .unknown) ]
          let parser = TokenParser(tokens: tokens, environment: Environment())
          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 = DateFormatter()
          formatter.dateFormat = "yyyy-MM-dd"
          let date = formatter.string(from: NSDate() as Date)

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