JS: move more test to box tests

js/js.translator/testData/box/native/print.kt

@@ -0,0 +1,60 @@
+package foo
+
+val EXPECTED = """Hello, World
+
+***
+####
+"""
+
+val EXPECTED_NEWLINE_FOR_EACH = """Hello
+, World
+
+
+
+***
+##
+##
+
+"""
+
+@native
+var buffer: String = noImpl
+
+fun test(expected: String, initCode: String, getResult: () -> String) {
+    buffer = ""
+
+    eval("kotlin.out = new $initCode")
+
+    print("Hello")
+    print(", World")
+    print("\n")
+    println()
+    println("***")
+    print("##")
+    print("##")
+    println()
+
+    val actual = getResult()
+
+    assertEquals(expected, actual, initCode)
+}
+
+fun box(): String {
+    test(EXPECTED, "kotlin.NodeJsOutput(outputStream)") {
+        buffer
+    }
+
+    test(EXPECTED_NEWLINE_FOR_EACH, "kotlin.OutputToConsoleLog()") {
+        buffer
+    }
+
+    test(EXPECTED, "kotlin.BufferedOutput()") {
+        eval("kotlin.out.buffer") as String
+    }
+
+    test(EXPECTED, "kotlin.BufferedOutputToConsoleLog()") {
+        buffer
+    }
+
+    return "OK"
+}