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SelectionDependenciesTest.scala
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SelectionDependenciesTest.scala
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package scala.tools.refactoring.tests.common
import scala.tools.refactoring.tests.util.TestHelper
import org.junit.Assert._
import scala.tools.refactoring.common.Selections
class SelectionDependenciesTest extends TestHelper with Selections {
import global._
implicit class StringToSel(src: String) {
val root = treeFrom(src)
val selection = {
val start = commentSelectionStart(src)
val end = commentSelectionEnd(src)
FileSelection(root.pos.source.file, root, start, end)
}
}
@Test
def inboundDeps() = global.ask { () =>
val sel = """
object O{
val i = 1
def fn(p: Int) = {
/*(*/val a = p * i
println(a)/*)*/
a
}
}
""".selection
assertEquals("value p, value i", sel.inboundLocalDeps.mkString(", "))
}
@Test
def inboundDepsDoesNotIncludeCalledMethods() = global.ask { () =>
val sel = """
object O{
val i = 1
/*(*/println(i.toInt*i*i.toInt)
println(i.*(2)*(3))/*)*/
}
""".selection
assertEquals("value i", sel.inboundLocalDeps.mkString(", "))
}
@Test
def inboundDepsIncludesMethodArguments() = global.ask { () =>
val sel = """
object O{
def fn(i: Int) = /*(*/8.*(i)/*)*/
}
""".selection
assertEquals("value i", sel.inboundLocalDeps.mkString(", "))
}
@Test
def inboundDepsDoesNotIncludeMembersOfLiterals() = global.ask { () =>
val sel = """
object O{
/*(*/
1 + 2
1.toInt.toInt.toInt
/*)*/
}
""".selection
assertEquals("", sel.inboundLocalDeps.mkString(", "))
}
@Test
def inboundImplicitDeps() = global.ask { () =>
val sel = """
object O{
implicit def wrapInt(i: Int) = new {
def extension = i * 2
}
val i = /*(*/2.extension/*)*/
}
""".selection
assertEquals("method extension, method wrapInt", sel.inboundLocalDeps.mkString(", "))
}
@Test
def inboundTypeDeps() = global.ask { () =>
val sel = """
class A(i: Int)
object N{
def apply() = 1
}
object O{
val i = 1
def fn = {
/*(*/new A(N())/*)*/
}
}
""".selection
assertEquals("constructor A, class A, method apply, object N", sel.inboundLocalDeps.mkString(", "))
}
@Test
def inboundTypeDepsByOwner() = global.ask { () =>
val sel = """
object N{
def apply() = 1
}
object O{
val i = 1
def fn = {
/*(*/N() * i/*)*/
}
}
""".selection
val symO = sel.expandTo[DefDef].get.enclosingTree.symbol.ownerChain.find(_.isType).get
assertEquals("value i", sel.inboundDepsOwnedBy(symO).mkString(", "))
}
@Test
def inboundDepsOfWildcardsInMatch() = global.ask { () =>
val sel = """
object O{
/*(*/1 match{
case _ => ()
}/*)*/
}
""".selection
assertEquals("", sel.inboundLocalDeps.mkString(", "))
}
@Test
def inboundDepsOfImported() = global.ask { () =>
val sel = """
object O{
import scala.math.Pi
import scala.collection.mutable
/*(*/(Pi, new mutable.LinkedList)/*)*/
}
""".selection
assertEquals("", sel.inboundLocalDeps.mkString(", "))
}
@Test
def outboundLocalDeps() = global.ask { () =>
val sel = """
object O{
def fn(p: Int) = {
/*(*/val (a, b) = (1, p)
val c = a/*)*/
(b, c)
}
}
""".selection
assertEquals("value b, value c", sel.outboundLocalDeps.mkString(", "))
}
@Test
def noOutboundLocalDeps() = global.ask { () =>
val sel = """
object O{
def fn(c: Int) = {
{
/*(*/val (a, b) = (1, p)
val c = a/*)*/
}
c
}
}
""".selection
assertEquals("", sel.outboundLocalDeps.mkString(", "))
}
@Test
def outboundDepsInParameterLists() = global.ask { () =>
val sel = """
object O{
def fn(/*(*/c: Int, d: Int/*)*/) = {
c
}
}
""".selection
assertEquals("value c", sel.outboundLocalDeps.mkString(", "))
}
@Test
def outboundDepsInTemplateScope() = global.ask { () =>
val sel = """
object O{
def fn = fm
/*(*/def fm = 1
def fo = 2/*)*/
def fq = fo
}
""".selection
assertEquals("method fm, method fo", sel.outboundLocalDeps.mkString(", "))
}
@Test
def outboundDepsOfVars() = global.ask { () =>
val sel = """
object O{
def fn = {
var a = 1
{
def inner = /*(*/a += 1/*)*/
}
a
}
}
"""
}
@Test
def outboundImportedDeps() = global.ask { () =>
val sel = """
object O{
def fn = {
/*(*/import scala.math.Pi/*)*/
Pi
}
}
""".selection
assertEquals("", sel.outboundLocalDeps.mkString(", "))
}
@Test
def reassignedVariablesAsOutboundDeps() = global.ask { () =>
val sel = """
object O{
def fn = {
var a = 1
/*(*/a += 1/*)*/
a
}
}
""".selection
assertEquals("variable a", sel.outboundLocalDeps.mkString(", "))
}
}