JS: create new common directory for all generated tests, migrate several tests there

js/js.translator/testData/box/inline/astCopy.kt

@@ -0,0 +1,71 @@
+package foo
+
+// CHECK_FUNCTIONS_HAVE_SAME_LINES: syntaxTestInline syntaxTest
+
+inline fun syntaxTestInline() {
+    var result: Int = -0
+
+    for (i in 1..10)
+        result += 1
+
+    for (i in arrayOf(10).indices)
+        result += i
+
+    while (result < 30)
+        result += 1
+
+    while (true)
+        break
+
+    while (false)
+        continue
+
+    do
+        result += 1
+    while (result < 40)
+
+    if (true)
+        result += 10
+
+    if (false)
+        result += 0
+    else
+        result += 10
+
+    result += if (true) 10 else 0
+
+    result += if (false) 0 else 10
+
+    when (result) {
+        0    -> result += 0
+        else -> result += 10
+    }
+
+    when (result) {
+        result -> result += 10
+        else   -> result += 0
+    }
+
+    result = result + 10 - 10 * 1 / 1
+
+    try {
+        result += 10
+    } catch (e: Exception) {
+        result += 0
+    }
+
+    result++
+
+    --result
+
+    val nullable: String? = null
+}
+
+fun syntaxTest() {
+    syntaxTestInline()
+}
+
+fun box(): String {
+    syntaxTest()
+    return "OK"
+}