Add orx-parameters

orx-parameters/src/test/kotlin/TestAnnotations.kt

@@ -0,0 +1,46 @@
+import org.amshove.kluent.`should be equal to`
+import org.amshove.kluent.shouldBeInRange
+import org.openrndr.extra.parameters.BooleanParameter
+import org.openrndr.extra.parameters.DoubleParameter
+import org.openrndr.extra.parameters.IntParameter
+import org.openrndr.extra.parameters.listParameters
+import org.spekframework.spek2.Spek
+import org.spekframework.spek2.style.specification.describe
+
+val a = object {
+    @DoubleParameter("a double scalar", 0.0, 1.0, order = 0)
+    var d = 1.0
+
+    @IntParameter("an integer scalar", 1, 100, order = 1)
+    var i = 1
+
+    @BooleanParameter("a boolean parameter", order = 2)
+    var b = false
+}
+
+object TestAnnotations : Spek({
+    describe("an annotated object") {
+        it("has listable parameters") {
+            val list = a.listParameters()
+            list.size `should be equal to` 3
+            list[0].property.name `should be equal to` "d"
+            list[0].label `should be equal to` "a double scalar"
+            list[0].doubleRange?.let {
+                it.start shouldBeInRange 0.0 .. 0.0001
+                it.endInclusive shouldBeInRange 0.999 .. 1.001
+            }
+            list[0].precision `should be equal to` 3
+
+            list[1].property.name `should be equal to` "i"
+            list[1].label `should be equal to` "an integer scalar"
+            list[1].intRange?.let {
+                it.start `should be equal to` 1
+                it.endInclusive `should be equal to` 100
+            }
+
+            list[2].property.name `should be equal to` "b"
+            list[2].label `should be equal to` "a boolean parameter"
+            list[2].precision `should be equal to` null
+        }
+    }
+})