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package forge
import utest._
import Target.test
import java.nio.{file => jnio}
object GraphTests extends TestSuite{
val tests = Tests{
val (singleton, pair, anonTriple, diamond, anonDiamond, bigSingleTerminal) = TestUtil.makeGraphs()
'syntaxLimits - {
// Make sure that we properly prohibit cases where a `test()` target can
// be created more than once with the same `DefCtx`, while still allowing
// cases where the `test()` target is created exactly one time, or even
// zero-or-one times (since that's ok, as long as it's not more than once)
'neg - {
'nakedTest - {
compileError("test()")
()
}
'notFunctionCall - {
compileError("T{ 123 }")
()
}
'functionCallWithoutImplicit - {
compileError("T{ println() }")
()
}
// Make sure the snippets without `test()`s compile, but the same snippets
// *with* the `test()` calls do not (presumably due to the `@compileTimeOnly`
// annotation)
//
// For some reason, `if(false)` isn't good enough because scalac constant
// folds the conditional, eliminates the entire code block, and makes any
// `@compileTimeOnly`s annotations disappear...
'canEvaluateMoreThanOnce - {
if (math.random() > 10) T{ Seq(1, 2).map(_ => ???); test() }
compileError("T{ Seq(1, 2).map(_ => test()); test() }")
if (math.random() > 10) T{ class Foo{ ??? }; test() }
compileError("T{ class Foo{ test() }; test() }")
if (math.random() > 10) T{ test({while(true){ }; ???}) }
compileError("T{ test({while(true){ test() }; ???}) }")
if (math.random() > 10) T{ do{ } while(true); test() }
compileError("T{ do{ test() } while(true); test() }")
if (math.random() > 10) T{ def foo() = ???; test() }
compileError("T{ def foo() = test(); test() }")
if (math.random() > 10) T{ None.getOrElse(???); test() }
if (math.random() > 10) T{ None.contains(test()); test() }
compileError("T{ None.getOrElse(test()); test() }")
()
}
}
'pos - {
T{ test({val x = test(); x}) }
T{ test({lazy val x = test(); x}) }
T { object foo {val x = test()}; test(foo.x) }
T{ test({val x = if (math.random() > 0.5) test() else test(); x}) }
()
}
}
'topoSortedTransitiveTargets - {
def check(targets: Seq[Target[_]], expected: Set[Target[_]]) = {
val result = Evaluator.topoSortedTransitiveTargets(targets).values
TestUtil.checkTopological(result)
assert(result.toSet == expected)
}
'singleton - check(
targets = Seq(singleton.single),
expected = Set(singleton.single)
)
'pair - check(
targets = Seq(pair.down),
expected = Set(pair.up, pair.down)
)
'anonTriple - check(
targets = Seq(anonTriple.down),
expected = Set(anonTriple.up, anonTriple.down.inputs(0), anonTriple.down)
)
'diamond - check(
targets = Seq(diamond.down),
expected = Set(diamond.up, diamond.left, diamond.right, diamond.down)
)
'anonDiamond - check(
targets = Seq(diamond.down),
expected = Set(
diamond.up,
diamond.down.inputs(0),
diamond.down.inputs(1),
diamond.down
)
)
'bigSingleTerminal - {
val result = Evaluator.topoSortedTransitiveTargets(Seq(bigSingleTerminal.j)).values
TestUtil.checkTopological(result)
assert(result.distinct.length == 28)
}
}
'groupAroundNamedTargets - {
def check(target: Target[_], expected: Seq[Set[String]]) = {
val grouped = Evaluator.groupAroundNamedTargets(
Evaluator.topoSortedTransitiveTargets(Seq(target))
)
TestUtil.checkTopological(grouped.flatten)
val stringified = grouped.map(_.map(_.toString).toSet)
assert(stringified == expected.map(_.toSet))
}
'singleton - check(
singleton.single,
Seq(Set("single"))
)
'pair - check(
pair.down,
Seq(Set("up"), Set("down"))
)
'anonTriple - check(
anonTriple.down,
Seq(Set("up"), Set("down1", "down"))
)
'diamond - check(
diamond.down,
Seq(Set("up"), Set("left"), Set("right"), Set("down"))
)
'anonDiamond - check(
anonDiamond.down,
Seq(
Set("up"),
Set("down2", "down1", "down")
)
)
'bigSingleTerminal - check(
bigSingleTerminal.j,
Seq(
Set("i1"),
Set("e4"),
Set("a1"),
Set("a2"),
Set("a"),
Set("b1"),
Set("b"),
Set("e5", "e2", "e8", "e1", "e7", "e6", "e3", "e"),
Set("i2", "i5", "i4", "i3", "i"),
Set("f2"),
Set("f3", "f1", "f"),
Set("j3", "j2", "j1", "j")
)
)
}
'labeling - {
def check(t: Target[_], relPath: String) = {
val targetLabel = t.defCtx.label.split(' ').last
assert(targetLabel == relPath)
}
'singleton - check(singleton.single, "singleton.single")
'pair - {
check(pair.up, "pair.up")
check(pair.down, "pair.down")
}
'anonTriple - {
check(anonTriple.up, "anonTriple.up")
check(anonTriple.down.inputs(0), "anonTriple.down1")
check(anonTriple.down, "anonTriple.down")
}
'diamond - {
check(diamond.up, "diamond.up")
check(diamond.left, "diamond.left")
check(diamond.right, "diamond.right")
check(diamond.down, "diamond.down")
}
'anonDiamond - {
check(anonDiamond.up, "anonDiamond.up")
check(anonDiamond.down.inputs(0), "anonDiamond.down1")
check(anonDiamond.down.inputs(1), "anonDiamond.down2")
check(anonDiamond.down, "anonDiamond.down")
}
}
}
}
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