--- a/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/ScriptingFunctions.java	Tue May 26 16:12:23 2015 +0200
+++ b/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/ScriptingFunctions.java	Wed May 27 13:16:50 2015 +0530
@@ -245,7 +245,7 @@
      * constitute the command line.
      * @throws IOException in case {@link StreamTokenizer#nextToken()} raises it.
      */
-    private static List<String> tokenizeCommandLine(final String execString) throws IOException {
+    public static List<String> tokenizeCommandLine(final String execString) throws IOException {
         final StreamTokenizer tokenizer = new StreamTokenizer(new StringReader(execString));
         tokenizer.resetSyntax();
         tokenizer.wordChars(0, 255);

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8007456.js	Wed May 27 13:16:50 2015 +0530
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2015 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.
+ */
+
+/**
+ * JDK-8007456: Nashorn test framework argument does not handle quoted strings
+ *
+ * @test
+ * @argument "hello world"
+ * @argument "This has spaces"
+ * @run
+ */
+
+print(arguments.length);
+print(arguments[0]);
+print(arguments[1]);

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8007456.js.EXPECTED	Wed May 27 13:16:50 2015 +0530
@@ -0,0 +1,3 @@
+2
+hello world
+This has spaces

--- a/test/src/jdk/nashorn/internal/test/framework/TestFinder.java	Tue May 26 16:12:23 2015 +0200
+++ b/test/src/jdk/nashorn/internal/test/framework/TestFinder.java	Wed May 27 13:16:50 2015 +0530
@@ -22,7 +22,6 @@
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
-
 package jdk.nashorn.internal.test.framework;
 
 import static jdk.nashorn.internal.test.framework.TestConfig.OPTIONS_CHECK_COMPILE_MSG;
@@ -61,14 +60,15 @@
 import java.util.EnumSet;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
-import java.util.Scanner;
 import java.util.Set;
 import javax.xml.xpath.XPath;
 import javax.xml.xpath.XPathConstants;
 import javax.xml.xpath.XPathExpressionException;
 import javax.xml.xpath.XPathFactory;
+import jdk.nashorn.internal.runtime.ScriptingFunctions;
 import org.w3c.dom.NodeList;
 import org.xml.sax.InputSource;
 
@@ -78,28 +78,33 @@
  */
 @SuppressWarnings("javadoc")
 public final class TestFinder {
-    private TestFinder() {}
+
+    private TestFinder() {
+    }
 
     interface TestFactory<T> {
+
         // 'test' instance type is decided by the client.
+
         T createTest(final String framework, final File testFile, final List<String> engineOptions, final Map<String, String> testOptions, final List<String> arguments);
+
         // place to log messages from TestFinder
+
         void log(String mg);
     }
 
-
     // finds all tests from configuration and calls TestFactory to create 'test' instance for each script test found
     static <T> void findAllTests(final List<T> tests, final Set<String> orphans, final TestFactory<T> testFactory) throws Exception {
         final String framework = System.getProperty(TEST_JS_FRAMEWORK);
         final String testList = System.getProperty(TEST_JS_LIST);
         final String failedTestFileName = System.getProperty(TEST_FAILED_LIST_FILE);
-        if(failedTestFileName != null) {
+        if (failedTestFileName != null) {
             final File failedTestFile = new File(failedTestFileName);
-            if(failedTestFile.exists() && failedTestFile.length() > 0L) {
-                try(final BufferedReader r = new BufferedReader(new FileReader(failedTestFile))) {
-                    for(;;) {
+            if (failedTestFile.exists() && failedTestFile.length() > 0L) {
+                try (final BufferedReader r = new BufferedReader(new FileReader(failedTestFile))) {
+                    for (;;) {
                         final String testFileName = r.readLine();
-                        if(testFileName == null) {
+                        if (testFileName == null) {
                             break;
                         }
                         handleOneTest(framework, new File(testFileName).toPath(), tests, orphans, testFactory);
@@ -151,7 +156,7 @@
         final Exception[] exceptions = new Exception[1];
         final List<String> excludedActualTests = new ArrayList<>();
 
-        if (! dir.toFile().isDirectory()) {
+        if (!dir.toFile().isDirectory()) {
             factory.log("WARNING: " + dir + " not found or not a directory");
         }
 
@@ -219,27 +224,28 @@
 
         boolean explicitOptimistic = false;
 
-        try (Scanner scanner = new Scanner(testFile)) {
-            while (scanner.hasNext()) {
-                // TODO: Scan for /ref=file qualifiers, etc, to determine run
-                // behavior
-                String token = scanner.next();
-                if (token.startsWith("/*")) {
-                    inComment = true;
-                } else if (token.endsWith(("*/"))) {
-                    inComment = false;
-                } else if (!inComment) {
-                    continue;
-                }
+        String allContent = new String(Files.readAllBytes(testFile));
+        Iterator<String> scanner = ScriptingFunctions.tokenizeCommandLine(allContent).iterator();
+        while (scanner.hasNext()) {
+            // TODO: Scan for /ref=file qualifiers, etc, to determine run
+            // behavior
+            String token = scanner.next();
+            if (token.startsWith("/*")) {
+                inComment = true;
+            } else if (token.endsWith(("*/"))) {
+                inComment = false;
+            } else if (!inComment) {
+                continue;
+            }
 
-                // remove whitespace and trailing semicolons, if any
-                // (trailing semicolons are found in some sputnik tests)
-                token = token.trim();
-                final int semicolon = token.indexOf(';');
-                if (semicolon > 0) {
-                    token = token.substring(0, semicolon);
-                }
-                switch (token) {
+            // remove whitespace and trailing semicolons, if any
+            // (trailing semicolons are found in some sputnik tests)
+            token = token.trim();
+            final int semicolon = token.indexOf(';');
+            if (semicolon > 0) {
+                token = token.substring(0, semicolon);
+            }
+            switch (token) {
                 case "@test":
                     isTest = true;
                     break;
@@ -308,24 +314,21 @@
                     break;
                 default:
                     break;
-                }
+            }
 
-                // negative tests are expected to fail at runtime only
-                // for those tests that are expected to fail at compile time,
-                // add @test/compile-error
-                if (token.equals("@negative") || token.equals("@strict_mode_negative")) {
-                    shouldRun = true;
-                    runFailure = true;
-                }
+            // negative tests are expected to fail at runtime only
+            // for those tests that are expected to fail at compile time,
+            // add @test/compile-error
+            if (token.equals("@negative") || token.equals("@strict_mode_negative")) {
+                shouldRun = true;
+                runFailure = true;
+            }
 
-                if (token.equals("@strict_mode") || token.equals("@strict_mode_negative") || token.equals("@onlyStrict") || token.equals("@noStrict")) {
-                    if (!strictModeEnabled()) {
-                        return;
-                    }
+            if (token.equals("@strict_mode") || token.equals("@strict_mode_negative") || token.equals("@onlyStrict") || token.equals("@noStrict")) {
+                if (!strictModeEnabled()) {
+                    return;
                 }
             }
-        } catch (final Exception ignored) {
-            return;
         }
 
         if (isTest) {
@@ -369,8 +372,8 @@
     private static final boolean OPTIMISTIC_OVERRIDE = false;
 
     /**
-     * Check if there is an optimistic override, that disables the default
-     * false optimistic types and sets them to true, for testing purposes
+     * Check if there is an optimistic override, that disables the default false
+     * optimistic types and sets them to true, for testing purposes
      *
      * @return true if optimistic type override has been set by test suite
      */
@@ -379,10 +382,9 @@
     }
 
     /**
-     * Add an optimistic-types=true option to an argument list if this
-     * is set to override the default false. Add an optimistic-types=true
-     * options to an argument list if this is set to override the default
-     * true
+     * Add an optimistic-types=true option to an argument list if this is set to
+     * override the default false. Add an optimistic-types=true options to an
+     * argument list if this is set to override the default true
      *
      * @args new argument list array
      */
@@ -396,8 +398,8 @@
     }
 
     /**
-     * Add an optimistic-types=true option to an argument list if this
-     * is set to override the default false
+     * Add an optimistic-types=true option to an argument list if this is set to
+     * override the default false
      *
      * @args argument list
      */
@@ -438,7 +440,7 @@
 
     private static void loadExcludesFile(final String testExcludesFile, final Set<String> testExcludeSet) throws XPathExpressionException {
         final XPath xpath = XPathFactory.newInstance().newXPath();
-        final NodeList testIds = (NodeList)xpath.evaluate("/excludeList/test/@id", new InputSource(testExcludesFile), XPathConstants.NODESET);
+        final NodeList testIds = (NodeList) xpath.evaluate("/excludeList/test/@id", new InputSource(testExcludesFile), XPathConstants.NODESET);
         for (int i = testIds.getLength() - 1; i >= 0; i--) {
             testExcludeSet.add(testIds.item(i).getNodeValue());
         }