--- old/test/nashorn/script/basic/javaarrayconversion.js 2020-04-15 19:15:27.000000000 +0530 +++ /dev/null 2020-04-15 19:15:27.000000000 +0530 @@ -1,229 +0,0 @@ -/* - * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - */ - -/** - * Tests for conversion of JavaScript arrays to Java arrays and the other - * way round. Also generally useful as a JavaScript-to-Java type conversion - * test. - * - * @test - * @run - */ - -var x; // used for undefined -var testCount = 0; - -function testF(inputValue, type, testFn) { - var x = Java.to([inputValue], type + "[]")[0]; - if(!testFn(x)) { - throw ("unexpected value: " + x) - } - ++testCount; -} - -function test(inputValue, type, expectedValue) { - testF(inputValue, type, function(x) { return x === expectedValue }) -} - -function testNaN(inputValue, type) { - testF(inputValue, type, isNaN) -} - -// Those labeled "Correct?" are not clearly correct conversions. Those -// labeled "TypeError maybe?" could actually throw a TypeError, or only -// throw a TypeError when in strict mode. -// The case of ("false", "boolean") => true is particularly amusing. - -test(x, "int", 0) // Correct? TypeError maybe? -test(null, "int", 0) // Correct? TypeError maybe? -test(1234, "int", 1234) -test("1234", "int", 1234) -test("1234.49", "int", 1234) -test("1234.51", "int", 1234) // truncates, not rounds -test(true, "int", 1) -test(false, "int", 0) -test("foo", "int", 0) // Correct? TypeError maybe? - -test(x, "boolean", false) // Correct? TypeError maybe? -test(null, "boolean", false) // Correct? TypeError maybe? -test(0, "boolean", false) -test(1234, "boolean", true) -test("foo", "boolean", true) -test("", "boolean", false) -test("false", "boolean", true) // Correct? false maybe? - -test(x, "java.lang.String", "undefined") // Correct? TypeError maybe? -test(null, "java.lang.String", null) -test(1234, "java.lang.String", "1234") -test(1234.5, "java.lang.String", "1234.5") -test(true, "java.lang.String", "true") -test(false, "java.lang.String", "false") - -test(x, "java.lang.Integer", null) // Correct? TypeError maybe? -test(null, "java.lang.Integer", null) -test(1234, "java.lang.Integer", 1234) -test("1234", "java.lang.Integer", 1234) -test("1234.49", "java.lang.Integer", 1234) -test("1234.51", "java.lang.Integer", 1234) // truncates, not rounds -test(true, "java.lang.Integer", 1) -test(false, "java.lang.Integer", 0) -test("foo", "java.lang.Integer", 0) // Correct? TypeError maybe? - -test(x, "java.lang.Boolean", null) // Correct? TypeError maybe? -test(null, "java.lang.Boolean", null) -test(0, "java.lang.Boolean", false) -test(1234, "java.lang.Boolean", true) -test("foo", "java.lang.Boolean", true) -test("", "java.lang.Boolean", false) -test("false", "java.lang.Boolean", true) // Correct? false maybe? - -testNaN(x, "double") -test(null, "double", 0) -test(1234, "double", 1234) -test("1234", "double", 1234) -test("1234.5", "double", 1234.5) -test(true, "double", 1) -test(false, "double", 0) -testNaN("foo", "double") - -testNaN(x, "java.lang.Double") -test(null, "java.lang.Double", null) -test(1234, "java.lang.Double", 1234) -test("1234", "java.lang.Double", 1234) -test("1234.5", "java.lang.Double", 1234.5) -test(true, "java.lang.Double", 1) -test(false, "java.lang.Double", 0) -testNaN("foo", "java.lang.Double") - -test({ valueOf: function() { return 42; } }, "int", 42) -test({ valueOf: function() { return "42"; } }, "int", 42) -// If there's no valueOf, toString is used -test({ toString: function() { return "42"; } }, "int", 42) -// For numbers, valueOf takes precedence over toString -test({ valueOf: function() { return "42"; }, toString: function() { return "43"; } }, "int", 42) - -test({ toString: function() { return "foo"; } }, "java.lang.String", "foo") -// Yep, even if we have valueOf, toString from prototype takes precedence -test({ valueOf: function() { return 42; } }, "java.lang.String", "[object Object]") -// Converting to string, toString takes precedence over valueOf -test({ valueOf: function() { return "42"; }, toString: function() { return "43"; } }, "java.lang.String", "43") - -function assertCanConvert(sourceType, targetType) { - Java.to([new (Java.type(sourceType))()], targetType + "[]") - ++testCount; -} - -function assertCantConvert(sourceType, targetType) { - try { - Java.to([new (Java.type(sourceType))()], targetType + "[]") - throw "no TypeError encountered" - } catch(e) { - if(!(e instanceof TypeError) || - !e.message.startsWith("Java.to conversion to array type")) { - throw e; - } - ++testCount; - } -} - -// Arbitrary POJOs to JS Primitive type should work -assertCanConvert("java.util.BitSet", "int") -assertCanConvert("java.util.BitSet", "double") -assertCanConvert("java.util.BitSet", "long") -assertCanConvert("java.util.BitSet", "boolean") -assertCanConvert("java.util.BitSet", "java.lang.String") - -// Arbitrary POJOs can't be converted to Java values -assertCantConvert("java.util.BitSet", "java.lang.Double") -assertCantConvert("java.util.BitSet", "java.lang.Long") - -/*************************************************************************** - * Now testing the other way round - Java arrays & collections to JavaScript - **************************************************************************/ - -function assert(x) { - if(!x) { - throw "Assertion failed" - } - ++testCount; -} - -var intArray = new (Java.type("int[]"))(3) -intArray[0] = 1234; -intArray[1] = 42; -intArray[2] = 5; -var jsIntArray = Java.from(intArray) -assert(jsIntArray instanceof Array); -assert(jsIntArray[0] === 1234); -assert(jsIntArray[1] === 42); -assert(jsIntArray[2] === 5); - -// The arrays are copies, they don't reflect each other -intArray[2] = 6; -assert(jsIntArray[2] === 5); -jsIntArray[2] = 7; -assert(intArray[2] === 6); - -var byteArray = new (Java.type("byte[]"))(2) -byteArray[0] = -128; -byteArray[1] = 127; -var jsByteArray = Java.from(byteArray) -assert(jsByteArray instanceof Array); -assert(jsByteArray[0] === -128); -assert(jsByteArray[1] === 127); - -var shortArray = new (Java.type("short[]"))(2) -shortArray[0] = -32768; -shortArray[1] = 32767; -var jsShortArray = Java.from(shortArray) -assert(jsShortArray instanceof Array); -assert(jsShortArray[0] === -32768); -assert(jsShortArray[1] === 32767); - -var floatArray = new (Java.type("float[]"))(2) -floatArray[0] = java.lang.Float.MIN_VALUE; -floatArray[1] = java.lang.Float.MAX_VALUE; -var jsFloatArray = Java.from(floatArray) -assert(jsFloatArray instanceof Array); -assert(jsFloatArray[0] == java.lang.Float.MIN_VALUE); -assert(jsFloatArray[1] == java.lang.Float.MAX_VALUE); - -var charArray = new (Java.type("char[]"))(3) -charArray[0] = "a"; -charArray[1] = "b"; -charArray[2] = "1"; -var jsCharArray = Java.from(charArray) -assert(jsCharArray instanceof Array); -assert(jsCharArray[0] === 97); -assert(jsCharArray[1] === 98); -assert(jsCharArray[2] === 49); - -var booleanArray = new (Java.type("boolean[]"))(2) -booleanArray[0] = true; -booleanArray[1] = false; -var jsBooleanArray = Java.from(booleanArray) -assert(jsBooleanArray instanceof Array); -assert(jsBooleanArray[0] === true); -assert(jsBooleanArray[1] === false); - -print(testCount + " tests completed ok")