tests: Update external tests (1.1.2-dev-393)

backend.native/tests/external/codegen/box/dataClasses/doubleParam.kt

@@ -0,0 +1,31 @@
+// TODO: muted automatically, investigate should it be ran for JS or not
+// IGNORE_BACKEND: JS
+
+val NAN = Double.NaN
+
+data class A(val x: Double)
+
+fun box(): String {
+    if (A(+0.0) == A(-0.0)) return "Fail: +0.0 == -0.0"
+    if (A(+0.0).hashCode() == A(-0.0).hashCode()) return "Fail: hash(+0.0) == hash(-0.0)"
+
+    if (A(NAN) != A(NAN)) return "Fail: NaN != NaN"
+    if (A(NAN).hashCode() != A(NAN).hashCode()) return "Fail: hash(NaN) != hash(NaN)"
+
+    val s = HashSet<A>()
+    for (times in 1..5) {
+        s.add(A(3.14))
+        s.add(A(+0.0))
+        s.add(A(-0.0))
+        s.add(A(-2.72))
+        s.add(A(NAN))
+    }
+
+    if (A(3.14) !in s) return "Fail: 3.14 not found"
+    if (A(+0.0) !in s) return "Fail: +0.0 not found"
+    if (A(-0.0) !in s) return "Fail: -0.0 not found"
+    if (A(-2.72) !in s) return "Fail: -2.72 not found"
+    if (A(NAN) !in s) return "Fail: NaN not found"
+
+    return if (s.size == 5) "OK" else "Fail $s"
+}