Scala Properties类代码示例

//设置package包名称以及导入依赖的类
package org.mdoc.rendering.service

import org.http4s.{ Request, Uri }
import org.http4s.dsl._
import org.http4s.headers.`Content-Type`
import org.http4s.util.CaseInsensitiveString
import org.mdoc.common.model.{ Document, Format }
import org.mdoc.common.model.jvm.FormatOps
import org.scalacheck.Prop._
import org.scalacheck.Properties
import scodec.bits.ByteVector

object ServiceSpec extends Properties("Service") {

  property("docToResponse sets ContentType") = secure {
    Format.values.forall { format =>
      val doc = Document(format, ByteVector.view("".getBytes))
      val response = Service.docToResponse(doc).run

      response.headers.get(CaseInsensitiveString("content-type"))
        .contains(`Content-Type`(FormatOps.toMediaType(format)))
    }
  }

  property("showRequest") = forAll { (s: String) =>
    Service.showRequest(Request(uri = Uri(path = s))) ?= s"GET $s"
  }

  property("route: /") = secure {
    Service.route.run(Request()).run.status ?= NotFound
  }

  property("route: /render failure") = secure {
    val req: Request = Request(uri = Uri(path = "/render"), method = POST)
    val body = Service.route.run(req).run.body.runLast.run
      .flatMap(_.decodeAscii.right.toOption).getOrElse("")
    body ?= "Invalid JSON"
  }

  property("route: /render/pdf/test.pdf") = secure {
    val req = Request(uri = Uri(path = "/render/pdf/test.pdf"))
    Service.route.run(req).run.status ?= BadRequest
  }

  property("route: /version") = secure {
    Service.route.run(Request(uri = Uri(path = "/version"))).run.status ?= Ok
  }
} 

//设置package包名称以及导入依赖的类
package org.mdoc.rendering.service

import eu.timepit.properly.Property.PropertySyntax
import org.scalacheck.Prop._
import org.scalacheck.Properties

object BlazeSpec extends Properties("Blaze") {

  property("serverBuilder") = secure {
    val props = Map("HTTP_HOST" -> "1.2.3.4", "HTTP_PORT" -> "1234")
    Blaze.serverBuilder.runMock(props)
    true
  }

  property("server") = secure {
    val server = Blaze.server
    true
  }
} 

//设置package包名称以及导入依赖的类
package example

import org.scalacheck.Properties
import org.scalacheck.Prop.forAll

object StringSpecification extends Properties("String") {

  property("startsWith") = forAll { (a: String, b: String) =>
    (a+b).startsWith(a)
  }

  property("concatenate") = forAll { (a: String, b: String) =>
    (a+b).length >= a.length && (a+b).length >= b.length
  }

  property("substring") = forAll { (a: String, b: String, c: String) =>
    (a+b+c).substring(a.length, a.length+b.length) == b
  }

  //TODO see https://github.com/rickynils/scalacheck/blob/master/doc/UserGuide.md
} 

//设置package包名称以及导入依赖的类
package org.mdoc.common.model

import cats.data.Xor
import io.circe.{ Decoder, Encoder, Json }
import org.mdoc.common.model.circe._
import org.scalacheck.Prop._
import org.scalacheck.Properties
import scodec.bits.ByteVector

object CirceSpec extends Properties("circe") {

  property("Decoder[ByteVector] success") = secure {
    Decoder[ByteVector].decodeJson(Json.string("SGVsbG8=")) ?=
      Xor.right(ByteVector("Hello".getBytes))
  }

  property("Decoder[ByteVector] failure") = secure {
    Decoder[ByteVector].decodeJson(Json.string("???")).isLeft
  }

  property("Encoder[ByteVector]") = secure {
    Encoder[ByteVector].apply(ByteVector("Hello".getBytes)) ?=
      Json.string("SGVsbG8=")
  }
} 

//设置package包名称以及导入依赖的类
package org.mdoc.common.model

import cats.data.Xor
import io.circe.generic.auto._
import io.circe.parse._
import io.circe.syntax._
import org.mdoc.common.model.Format.{ Html, Pdf }
import org.mdoc.common.model.RenderingEngine.LibreOffice
import org.mdoc.common.model.circe._
import org.scalacheck.Prop._
import org.scalacheck.Properties
import scodec.bits.ByteVector

object RenderingInputSpec extends Properties("RenderingInput") {

  {
    val json = """
      {"id":{"self":"42"},"config":{"outputFormat":{"Pdf":{}},"engine":{"LibreOffice":{}}},"doc":{"format":{"Html":{}},"body":"SGVsbG8sIFdvcmxkIQ=="}}
    """.trim

    val config = RenderingConfig(Pdf, LibreOffice)
    val doc = Document(Html, ByteVector("Hello, World!".getBytes))
    val input = RenderingInput(JobId("42"), config, doc)

    property("JSON decode") = secure {
      decode[RenderingInput](json) ?= Xor.right(input)
    }

    property("JSON encode") = secure {
      input.asJson.noSpaces ?= json
    }
  }
} 

//设置package包名称以及导入依赖的类
package com.softwaremill.session

import org.scalacheck.{Gen, Prop, Properties}

object SessionManagerBasicEncoderTest extends Properties("SessionManagerBasicEncoder") {

  import Prop._

  val secretGen = Gen.choose(64, 256).flatMap(size => Gen.listOfN(size, Gen.alphaNumChar).map(_.mkString))

  property("encode+decode") = forAllNoShrink(secretGen) { (secret: String) =>
    forAll { (encrypt: Boolean, useMaxAgeSeconds: Boolean, data: Map[String, String]) =>
      val config = SessionConfig.default(secret)
        .copy(sessionEncryptData = encrypt)
        .copy(sessionMaxAgeSeconds = if (useMaxAgeSeconds) Some(3600L) else None)
      val manager = new SessionManager[Map[String, String]](config).clientSessionManager

      manager.decode(manager.encode(data)) == SessionResult.Decoded(data)
    }
  }

  property("doesn't decode expired session") = forAllNoShrink(secretGen) { (secret: String) =>
    forAll { (encrypt: Boolean, data: Map[String, String]) =>
      val config = SessionConfig.default(secret)
        .copy(sessionEncryptData = encrypt)
        .copy(sessionMaxAgeSeconds = Some(20L)) // expires after 20s
      val managerPast = new SessionManager[Map[String, String]](config) {
        override def nowMillis = 8172L * 1000L
      }.clientSessionManager
      val managerFuture = new SessionManager[Map[String, String]](config) {
        override def nowMillis = (8172L + 600L) * 1000L // 600s later
      }.clientSessionManager

      managerFuture.decode(managerPast.encode(data)) == SessionResult.Expired
    }
  }
} 

//设置package包名称以及导入依赖的类
package singleton.ops

import org.scalacheck.Properties
import singleton.TestUtils._
import shapeless.test.illTyped

class NegateSpec extends Properties("Negate") {
  property("Nat argument") = wellTyped {
    implicitly[Require[Negate[shapeless.Nat._1] == (-1)]]
  }

  property("Char argument") = wellTyped {
    implicitly[Require[Negate['T'] == (-84)]]
  }

  property("Int argument") = wellTyped {
    implicitly[Require[Negate[2] == (-2)]]
    implicitly[Require[Negate[-2] == 2]]
  }

  property("Long argument") = wellTyped {
    implicitly[Require[Negate[5L] == (-5L)]]
    implicitly[Require[Negate[-5L] == 5L]]
  }

  property("Float argument") = wellTyped {
    implicitly[Require[Negate[1.5f] == (-1.5f)]]
    implicitly[Require[Negate[-1.5f] == 1.5f]]
  }

  property("Double argument") = wellTyped {
    implicitly[Require[Negate[1.5] == (-1.5)]]
    implicitly[Require[Negate[-1.5] == 1.5]]
  }

  property("Boolean argument") = {
    illTyped("""implicitly[Negate[true]]""")
    true
  }

  property("String argument") = {
    illTyped("""implicitly[Negate["Something"]]""")
    true
  }
} 

//设置package包名称以及导入依赖的类
package singleton.ops

import org.scalacheck.Properties
import shapeless.test.illTyped
import singleton.TestUtils._

class LessThanSpec extends Properties("LessThan") {
  property("3.5F < 3.6F") = wellTyped {
    def require[P1 <: XDouble, P2 <: XDouble](implicit op : Require[P1 < P2]) : op.Out{} = op.value
    val r = require[3.5, 3.6]
  }

  property("!(5 < 4)") = wellTyped {
    def require[P1 <: XDouble, P2 <: XDouble](implicit op : Require[P1 < P2]) : op.Out{} = op.value
    illTyped(""" val r = require[3.6, 3.5] """)
  }
} 

//设置package包名称以及导入依赖的类
package singleton.ops

import org.scalacheck.Properties
import singleton.TestUtils._

class MinSpec extends Properties("Min") {
  property("Nat, left is minimum") = verifyOp2Args[Min,shapeless.Nat._1, shapeless.Nat._2, 1]
  property("Nat, right is minimum") = verifyOp2Args[Min,shapeless.Nat._3, shapeless.Nat._2, 2]
  property("Nat, equal") = verifyOp2Args[Min,shapeless.Nat._3, shapeless.Nat._3, 3]
  property("Int, left is minimum") = verifyOp2Args[Min,1, 2, 1]
  property("Int, right is minimum") = verifyOp2Args[Min,3, 2, 2]
  property("Int, equal") = verifyOp2Args[Min,3, 3, 3]
  property("Long, left is minimum") = verifyOp2Args[Min,1L, 2L, 1L]
  property("Long, right is minimum") = verifyOp2Args[Min,3L, 2L, 2L]
  property("Long, equal") = verifyOp2Args[Min,3L, 3L, 3L]
  property("Float, left is minimum") = verifyOp2Args[Min,1.0f, 2.0f, 1.0f]
  property("Float, right is minimum") = verifyOp2Args[Min,3.0f, 2.0f, 2.0f]
  property("Float, equal") = verifyOp2Args[Min,3.0f, 3.0f, 3.0f]
  property("Double, left is minimum") = verifyOp2Args[Min,1.0, 2.0, 1.0]
  property("Double, right is minimum") = verifyOp2Args[Min,3.0, 2.0, 2.0]
  property("Double, equal") = verifyOp2Args[Min,3.0, 3.0, 3.0]
} 

//设置package包名称以及导入依赖的类
package singleton.ops

import org.scalacheck.Properties
import singleton.TestUtils._

class MaxSpec extends Properties("Max") {
  property("Nat, right is maximum") = verifyOp2Args[Max,shapeless.Nat._1, shapeless.Nat._2, 2]
  property("Nat, left is maximum") = verifyOp2Args[Max,shapeless.Nat._3, shapeless.Nat._2, 3]
  property("Nat, equal") = verifyOp2Args[Max,shapeless.Nat._3, shapeless.Nat._3, 3]
  property("Int, right is maximum") = verifyOp2Args[Max,1, 2, 2]
  property("Int, left is maximum") = verifyOp2Args[Max,3, 2, 3]
  property("Int, equal") = verifyOp2Args[Max,3, 3, 3]
  property("Long, right is maximum") = verifyOp2Args[Max,1L, 2L, 2L]
  property("Long, left is maximum") = verifyOp2Args[Max,3L, 2L, 3L]
  property("Long, equal") = verifyOp2Args[Max,3L, 3L, 3L]
  property("Float, right is maximum") = verifyOp2Args[Max,1.0f, 2.0f, 2.0f]
  property("Float, left is maximum") = verifyOp2Args[Max,3.0f, 2.0f, 3.0f]
  property("Float, equal") = verifyOp2Args[Max,3.0f, 3.0f, 3.0f]
  property("Double, right is maximum") = verifyOp2Args[Max,1.0, 2.0, 2.0]
  property("Double, left is maximum") = verifyOp2Args[Max,3.0, 2.0, 3.0]
  property("Double, equal") = verifyOp2Args[Max,3.0, 3.0, 3.0]
} 

//设置package包名称以及导入依赖的类
package singleton.ops

import org.scalacheck.Properties
import singleton.TestUtils._

class ReverseSpec extends Properties("Reverse") {
  property("abc.reverse == cba") = wellTyped {
    def reverse[P1 <: XString](implicit op : Reverse[P1]) : op.Out{} = op.value
    val r : "cba" = reverse["abc"]
  }

  property("abc.reverse.reverse == abc") = wellTyped {
    def reverse[P1 <: XString](implicit op : Reverse[Reverse[P1]]) : op.Out{} = op.value
    val r : "abc" = reverse["abc"]
  }
} 

//设置package包名称以及导入依赖的类
package singleton.ops

import org.scalacheck.Properties
import singleton.TestUtils._

class IdSpec extends Properties("Id") {
  property("Nat") = wellTyped {
    def getNat(implicit op : SafeNat[Id[shapeless.Nat._1]]) : op.Out = op.value
    val ret : shapeless.nat._1 = getNat
  }
  property("Char") = {
    val ret : Char = implicitly[SafeChar[Id['\u0001']]]
    ret == '\u0001'
  }
  property("Int") = {
    val ret : Int = implicitly[SafeInt[Id[1]]]
    ret == 1
  }
  property("Long") = {
    val ret : Long = implicitly[SafeLong[Id[1L]]]
    ret == 1L
  }
  property("Float") = {
    val ret : Float = implicitly[SafeFloat[Id[1.0f]]]
    ret == 1.0f
  }
  property("Double") = {
    val ret : Double = implicitly[SafeDouble[Id[1.0]]]
    ret == 1.0
  }
  property("String") = {
    val ret : String = implicitly[SafeString[Id["Something"]]]
    ret == "Something"
  }
  property("Boolean") = {
    val ret : Boolean = implicitly[SafeBoolean[Id[true]]]
    ret == true
  }
} 

//设置package包名称以及导入依赖的类
package singleton.twoface

import org.scalacheck.Properties
import shapeless.test.illTyped
import singleton.TestUtils._
import singleton.ops._

class CheckedLongSpec extends Properties("Checked.Long") {
  type CondSmallerThan50[T, P] = T < P
  type MsgSmallerThan50[T, P] = "Failed Check"
  type Param50 = 50L
  type CheckedSmallerThan50[T] = Checked.Long[T, CondSmallerThan50, Param50, MsgSmallerThan50]

  implicit object RuntimeChecked extends Checked.Runtime[Long, Long, CondSmallerThan50, MsgSmallerThan50] {
    def cond(l : Long, p : Option[Long]) : scala.Boolean = l < 50L
    def msg(l : Long, p : Option[Long]) : java.lang.String = s"Failed Check"
  }

  def smallerThan50[T](t : CheckedSmallerThan50[T]) : Unit = {t.unsafeCheck()}

  property("Compile-time checks") = wellTyped {
    smallerThan50(40L)
    smallerThan50(TwoFace.Long(40L))
    illTyped("""smallerThan50(50L)""")
    illTyped("""smallerThan50(TwoFace.Long(50L))""")
  }

  property("Run-time checks") = wellTyped {
    smallerThan50(us(40L))
    smallerThan50(TwoFace.Long(us(40L)))
    illRun{smallerThan50(us(50L))}
    illRun{smallerThan50(TwoFace.Long(us(50L)))}
  }
} 

//设置package包名称以及导入依赖的类
package singleton.twoface

import org.scalacheck.Properties
import shapeless.test.illTyped
import singleton.TestUtils._
import singleton.ops._

class CheckedStringSpec extends Properties("Checked.String") {
  type CondCheckedLengthSmallerThan5[T, P] = Length[T] < P
  type MsgCheckedLengthSmallerThan5[T, P] = "Failed Check"
  type Param = 5
  type CheckedLengthSmallerThan5[T] = Checked.String[T, CondCheckedLengthSmallerThan5, Param, MsgCheckedLengthSmallerThan5]

  implicit object RuntimeChecked extends Checked.Runtime[String, Int, CondCheckedLengthSmallerThan5, MsgCheckedLengthSmallerThan5] {
    def cond(l : String, p : Option[Int]) : scala.Boolean = l.length < 5
    def msg(l : String, p : Option[Int]) : java.lang.String = s"Failed Check"
  }

  def lengthSmallerThan5[T](t : CheckedLengthSmallerThan5[T]) : Unit = {t.unsafeCheck()}

  property("Compile-time checks") = wellTyped {
    lengthSmallerThan5("Hi")
    lengthSmallerThan5(TwoFace.String("Hi"))
    illTyped("""smallerThan50("Hello")""")
    illTyped("""smallerThan50(TwoFace.String("Hello"))""")
  }

  property("Run-time checks") = wellTyped {
    lengthSmallerThan5(us("Hi"))
    lengthSmallerThan5(TwoFace.String(us("Hi")))
    illRun{lengthSmallerThan5(us("Hello"))}
    illRun{lengthSmallerThan5(TwoFace.String(us("Hello")))}
  }
} 

//设置package包名称以及导入依赖的类
package singleton.twoface

import org.scalacheck.Properties
import shapeless.test.illTyped
import singleton.TestUtils._
import singleton.ops._

class CheckedIntSpec extends Properties("Checked.Int") {
  class FixedSizeVector[L] private (val length : TwoFace.Int[L]) {
    def concat[L2](that : FixedSizeVector[L2]) = FixedSizeVector.protCreate(this.length + that.length)
    override def toString = s"FixedSizeVector($length)"
    def pretty(implicit rt: RunTime[L]) = if (rt) s"FixedSizeVector($length)" else s"FixedSizeVector[$length]"
  }

  object FixedSizeVector {
    //Defining Checked Length Type
    protected type CondCheckedLength[L, P] = L > 0
    protected type ParamCheckedLength = 0
    protected type MsgCheckedLength[L, P] = "Length must be positive (received value of " + ToString[L] + ")"
    type CheckedLength[L] = Checked.Int[L, CondCheckedLength, ParamCheckedLength, MsgCheckedLength]

    implicit object RuntimeCheckedLength extends Checked.Runtime[Int, Int, CondCheckedLength, MsgCheckedLength] {
      def cond(l : Int, p : Option[Int]) : scala.Boolean = l > 0
      def msg(l : Int, p : Option[Int]) : java.lang.String = s"Length must be positive (received value of $l)"
    }

    //Protected Constructor (performs unsafe run-time check, if compile-time check is not possible)
    protected def protCreate[L](tfLength : TwoFace.Int[L]) : FixedSizeVector[L] =
      new FixedSizeVector[L](tfLength)

    //Public Constructors (perform compile-time check, if possible)
    def apply[L](checkedLength : CheckedLength[L]) =
      protCreate(checkedLength.unsafeCheck())
    implicit def apply[L](implicit checkedLength : CheckedLength[L], di : DummyImplicit) =
      protCreate(checkedLength.unsafeCheck())
  }

  property("Compile-time checks") = wellTyped {
    val ctv5 : FixedSizeVector[5] = FixedSizeVector[5]
    val ctv2 : FixedSizeVector[2] = FixedSizeVector(2)
    val ctv7 : FixedSizeVector[7] = implicitly[FixedSizeVector[7]]
    val ctv9 : FixedSizeVector[9] = ctv2 concat ctv7
    illTyped("""FixedSizeVector(0)""")
  }

  property("Run-time checks") = wellTyped {
    val ctv2 = FixedSizeVector(2)
    val rtv2 = FixedSizeVector(us(2))
    val rtv4 = rtv2 concat rtv2 //runtime concat runtime => runtime
    val rtv6 = rtv4 concat ctv2 //runtime concat compile-time => runtime
    illRun{FixedSizeVector(us(0))}
  }
}