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// See LICENSE for license details.
package chiselTests.aop
import chisel3.testers.BasicTester
import chiselTests.ChiselFlatSpec
import chisel3._
import chisel3.aop.injecting.InjectingAspect
class AspectTester(results: Seq[Int]) extends BasicTester {
val values = VecInit(results.map(_.U))
val counter = RegInit(0.U(results.length.W))
counter := counter + 1.U
when(counter >= values.length.U) {
stop()
}.otherwise {
when(reset.asBool() === false.B) {
printf("values(%d) = %d\n", counter, values(counter))
assert(counter === values(counter))
}
}
}
class InjectionSpec extends ChiselFlatSpec {
val correctValueAspect = InjectingAspect(
{dut: AspectTester => Seq(dut)},
{dut: AspectTester =>
for(i <- 0 until dut.values.length) {
dut.values(i) := i.U
}
}
)
val wrongValueAspect = InjectingAspect(
{dut: AspectTester => Seq(dut)},
{dut: AspectTester =>
for(i <- 0 until dut.values.length) {
dut.values(i) := (i + 1).U
}
}
)
"Test" should "pass if inserted the correct values" in {
assertTesterPasses{ new AspectTester(Seq(0, 1, 2)) }
}
"Test" should "fail if inserted the wrong values" in {
assertTesterFails{ new AspectTester(Seq(9, 9, 9)) }
}
"Test" should "pass if pass wrong values, but correct with aspect" in {
assertTesterPasses({ new AspectTester(Seq(9, 9, 9))} , Nil, Seq(correctValueAspect))
}
"Test" should "pass if pass wrong values, then wrong aspect, then correct aspect" in {
assertTesterPasses({ new AspectTester(Seq(9, 9, 9))} , Nil, Seq(wrongValueAspect, correctValueAspect))
}
"Test" should "fail if pass wrong values, then correct aspect, then wrong aspect" in {
assertTesterFails({ new AspectTester(Seq(9, 9, 9))} , Nil, Seq(correctValueAspect, wrongValueAspect))
}
}
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