Add ProxyResolverV8 class.darin@chromium.org is the original author of 'proxy_resolver_v8.cc' and 'proxy_resolver_script.h'.

Review URL: http://codereview.chromium.org/21391

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@10199 0039d316-1c4b-4281-b951-d872f2087c98

14 files changed, 230 insertions, 0 deletions

diff --git a/net/data/proxy_resolver_v8_unittest/direct.js b/net/data/proxy_resolver_v8_unittest/direct.js
new file mode 100644
index 0000000..43a04da
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/direct.js
@@ -0,0 +1,4 @@
+function FindProxyForURL(url, host) {
+  return "DIRECT";
+}
+
diff --git a/net/data/proxy_resolver_v8_unittest/missing_close_brace.js b/net/data/proxy_resolver_v8_unittest/missing_close_brace.js
new file mode 100644
index 0000000..8018f8f
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/missing_close_brace.js
@@ -0,0 +1,6 @@
+// This PAC script is invalid, because there is a missing close brace
+// on the function FindProxyForURL().
+
+function FindProxyForURL(url, host) {
+  return "DIRECT";
+
diff --git a/net/data/proxy_resolver_v8_unittest/no_entrypoint.js b/net/data/proxy_resolver_v8_unittest/no_entrypoint.js
new file mode 100644
index 0000000..8993059
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/no_entrypoint.js
@@ -0,0 +1,2 @@
+var x = "This is an invalid PAC script because it lacks a " +
+        "FindProxyForURL() function";
diff --git a/net/data/proxy_resolver_v8_unittest/pac_library_unittest.js b/net/data/proxy_resolver_v8_unittest/pac_library_unittest.js
new file mode 100644
index 0000000..d460b99
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/pac_library_unittest.js
@@ -0,0 +1,130 @@
+// This should output "PROXY success:80" if all the tests pass.
+// Otherwise it will output "PROXY failure:<num-failures>".
+//
+// This aims to unit-test the PAC library functions, which are
+// exposed in the PAC's execution environment. (Namely, dnsDomainLevels, 
+// timeRange, etc.)
+
+function FindProxyForURL(url, host) {
+  var numTestsFailed = 0;
+
+  // Run all the tests
+  for (var test in Tests) {
+    var t = new TestContext(test);
+
+    // Run the test.
+    Tests[test](t);
+
+    if (t.failed()) {
+      numTestsFailed++;
+    }
+  }
+
+  if (numTestsFailed == 0) {
+    return "PROXY success:80";
+  }
+  return "PROXY failure:" + numTestsFailed;
+}
+
+// --------------------------
+// Tests
+// --------------------------
+
+var Tests = {};
+
+Tests.testDnsDomainIs = function(t) {
+  t.expectTrue(dnsDomainIs("google.com", ".com"));
+  t.expectTrue(dnsDomainIs("google.co.uk", ".co.uk"));
+  t.expectFalse(dnsDomainIs("google.com", ".co.uk"));
+};
+
+Tests.testDnsDomainLevels = function(t) {
+  t.expectEquals(0, dnsDomainLevels("www"));
+  t.expectEquals(2, dnsDomainLevels("www.google.com"));
+  t.expectEquals(3, dnsDomainLevels("192.168.1.1"));
+};
+
+Tests.testIsInNet = function(t) {
+  // TODO(eroman):
+
+  // t.expectTrue(
+  //     isInNet("192.89.132.25", "192.89.132.25", "255.255.255.255"));
+  // t.expectFalse(
+  //     isInNet("193.89.132.25", "192.89.132.25", "255.255.255.255"));
+  //
+  // t.expectTrue(isInNet("192.89.132.25", "192.89.0.0", "255.255.0.0"));
+  // t.expectFalse(isInNet("193.89.132.25", "192.89.0.0", "255.255.0.0"));
+};
+
+Tests.testIsPlainHostName = function(t) {
+  t.expectTrue(isPlainHostName("google"));
+  t.expectFalse(isPlainHostName("google.com"));
+};
+
+Tests.testLocalHostOrDomainIs = function(t) {
+  t.expectTrue(localHostOrDomainIs("www.google.com", "www.google.com"));
+  t.expectTrue(localHostOrDomainIs("www", "www.google.com"));
+  t.expectFalse(localHostOrDomainIs("maps.google.com", "www.google.com"));
+};
+
+Tests.testShExpMatch = function(t) {
+  // TODO(eroman):
+
+  //t.expectTrue(shExpMatch("http://maps.google.com/blah/foo/moreblah.jpg",
+  //   ".*/foo/.*jpg"));
+
+  //t.expectFalse(shExpMatch("http://maps.google.com/blah/foo/moreblah.jpg",
+  //    ".*/foo/.*.html"));
+};
+
+Tests.testWeekdayRange = function(t) {
+  // TODO(eroman)
+};
+
+Tests.testDateRange = function(t) {
+  // TODO(eroman)
+};
+
+Tests.testTimeRange = function(t) {
+  // TODO(eroman)
+};
+
+// --------------------------
+// Helpers
+// --------------------------
+
+// |name| is the name of the test being executed, it will be used when logging
+// errors.
+function TestContext(name) {
+  this.numFailures_ = 0;
+  this.name_ = name;
+};
+
+TestContext.prototype.failed = function() {
+  return this.numFailures_ != 0;
+};
+
+TestContext.prototype.expectEquals = function(expectation, actual) {
+  if (!(expectation === actual)) {
+    this.numFailures_++;
+    this.log("FAIL: expected: " + expectation + ", actual: " + actual);
+  }
+};
+
+TestContext.prototype.expectTrue = function(x) {
+  this.expectEquals(true, x);
+};
+
+TestContext.prototype.expectFalse = function(x) {
+  this.expectEquals(false, x);
+};
+
+TestContext.prototype.log = function(x) {
+  // Prefix with the test name that generated the log.
+  try {
+    alert(this.name_ + ": " + x);
+  } catch(e) {
+    // In case alert() is not defined.
+  }
+};
+
diff --git a/net/data/proxy_resolver_v8_unittest/passthrough.js b/net/data/proxy_resolver_v8_unittest/passthrough.js
new file mode 100644
index 0000000..832ac66
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/passthrough.js
@@ -0,0 +1,45 @@
+// Return a single-proxy result, which encodes ALL the arguments that were
+// passed to FindProxyForURL().
+
+function FindProxyForURL(url, host) {
+  if (arguments.length != 2) {
+    throw "Wrong number of arguments passed to FindProxyForURL!";
+    return "FAIL";
+  }
+
+  return "PROXY " + makePseudoHost(url + "." + host);
+}
+
+// Form a string that kind-of resembles a host. We will replace any
+// non-alphanumeric character with a dot, then fix up the oddly placed dots.
+function makePseudoHost(str) {
+  var result = "";
+
+  for (var i = 0; i < str.length; ++i) {
+    var c = str.charAt(i);
+    if (!isValidPseudoHostChar(c)) {
+      c = '.';  // Replace unsupported characters with a dot.
+    }
+
+    // Take care not to place multiple adjacent dots,
+    // a dot at the beginning, or a dot at the end.
+    if (c == '.' &&
+        (result.length == 0 || 
+         i == str.length - 1 ||
+         result.charAt(result.length - 1) == '.')) {
+      continue;
+    }
+    result += c;
+  }
+  return result;
+}
+
+function isValidPseudoHostChar(c) {
+  if (c >= '0' && c <= '9')
+    return true;
+  if (c >= 'a' && c <= 'z')
+    return true;
+  if (c >= 'A' && c <= 'Z')
+    return true;
+  return false;
+}
diff --git a/net/data/proxy_resolver_v8_unittest/return_empty_string.js b/net/data/proxy_resolver_v8_unittest/return_empty_string.js
new file mode 100644
index 0000000..3342196
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/return_empty_string.js
@@ -0,0 +1,4 @@
+function FindProxyForURL(url, host) {
+  return "";
+}
+
diff --git a/net/data/proxy_resolver_v8_unittest/return_function.js b/net/data/proxy_resolver_v8_unittest/return_function.js
new file mode 100644
index 0000000..9005553
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/return_function.js
@@ -0,0 +1,4 @@
+function FindProxyForURL(url, host) {
+  return FindProxyForURL;
+}
+
diff --git a/net/data/proxy_resolver_v8_unittest/return_integer.js b/net/data/proxy_resolver_v8_unittest/return_integer.js
new file mode 100644
index 0000000..d86b299
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/return_integer.js
@@ -0,0 +1,4 @@
+function FindProxyForURL(url, host) {
+  return 0;
+}
+
diff --git a/net/data/proxy_resolver_v8_unittest/return_null.js b/net/data/proxy_resolver_v8_unittest/return_null.js
new file mode 100644
index 0000000..6cf90c5
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/return_null.js
@@ -0,0 +1,4 @@
+function FindProxyForURL(url, host) {
+  return null;
+}
+
diff --git a/net/data/proxy_resolver_v8_unittest/return_object.js b/net/data/proxy_resolver_v8_unittest/return_object.js
new file mode 100644
index 0000000..3824f8a
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/return_object.js
@@ -0,0 +1,4 @@
+function FindProxyForURL(url, host) {
+  return {result: "PROXY foo"};
+}
+
diff --git a/net/data/proxy_resolver_v8_unittest/return_undefined.js b/net/data/proxy_resolver_v8_unittest/return_undefined.js
new file mode 100644
index 0000000..0f0aa98
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/return_undefined.js
@@ -0,0 +1,4 @@
+function FindProxyForURL(url, host) {
+  return undefined;
+}
+
diff --git a/net/data/proxy_resolver_v8_unittest/return_unicode.js b/net/data/proxy_resolver_v8_unittest/return_unicode.js
new file mode 100644
index 0000000..5ecdd1c
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/return_unicode.js
@@ -0,0 +1,4 @@
+// U+200B is the codepoint for zero-width-space.
+function FindProxyForURL(url, host) {
+  return "PROXY foo.com\u200B";
+}
diff --git a/net/data/proxy_resolver_v8_unittest/side_effects.js b/net/data/proxy_resolver_v8_unittest/side_effects.js
new file mode 100644
index 0000000..39b3b2d
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/side_effects.js
@@ -0,0 +1,10 @@
+if (!gCounter) {
+  // We write it this way so if the script gets loaded twice,
+  // gCounter remains dirty.
+  var gCounter = 0;
+}
+
+function FindProxyForURL(url, host) {
+  return "PROXY sideffect_" + gCounter++;
+}
+
diff --git a/net/data/proxy_resolver_v8_unittest/unhandled_exception.js b/net/data/proxy_resolver_v8_unittest/unhandled_exception.js
new file mode 100644
index 0000000..9cc2856
--- /dev/null
+++ b/net/data/proxy_resolver_v8_unittest/unhandled_exception.js
@@ -0,0 +1,5 @@
+function FindProxyForURL(url, host) {
+  // This will throw a runtime exception.
+  return "PROXY x" + undefined_variable;
+}
+