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/*
* Copyright (C) 2012-2014 Typesafe Inc. <http://www.typesafe.com>
*/
package scala.async
package run
package ifelse0
import org.junit.Test
import scala.async.internal.AsyncId
class WhileSpec {
@Test
def whiling1() {
import AsyncId._
val result = async {
var xxx: Int = 0
var y = 0
while (xxx < 3) {
y = await(xxx)
xxx = xxx + 1
}
y
}
result mustBe (2)
}
@Test
def whiling2() {
import AsyncId._
val result = async {
var xxx: Int = 0
var y = 0
while (false) {
y = await(xxx)
xxx = xxx + 1
}
y
}
result mustBe (0)
}
@Test
def nestedWhile() {
import AsyncId._
val result = async {
var sum = 0
var i = 0
while (i < 5) {
var j = 0
while (j < 5) {
sum += await(i) * await(j)
j += 1
}
i += 1
}
sum
}
result mustBe (100)
}
@Test
def whileExpr() {
import AsyncId._
val result = async {
var cond = true
while (cond) {
cond = false
await { 22 }
}
}
result mustBe ()
}
@Test def doWhile() {
import AsyncId._
val result = async {
var b = 0
var x = ""
await(do {
x += "1"
x += await("2")
x += "3"
b += await(1)
} while (b < 2))
await(x)
}
result mustBe "123123"
}
@Test def whileAwaitCondition() {
import AsyncId._
val result = async {
var b = true
while(await(b)) {
b = false
}
await(b)
}
result mustBe false
}
@Test def doWhileAwaitCondition() {
import AsyncId._
val result = async {
var b = true
do {
b = false
} while(await(b))
b
}
result mustBe false
}
}
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