Update mojo shell so that --args-for can be used on android

shell/command_line_util_unittest.cc

Index: shell/command_line_util_unittest.cc
diff --git a/shell/command_line_util_unittest.cc b/shell/command_line_util_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0c31eb8ec30f2d369f917ff82365d6a8989442cc
--- /dev/null
+++ b/shell/command_line_util_unittest.cc
@@ -0,0 +1,78 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "shell/command_line_util.h"
+
+#include "base/logging.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace mojo {
+namespace shell {
+namespace {
+
+TEST(CommandLineUtil, ParseArgsFor) {
+  static const struct Expectation {
+    const char* args;
+    const char* value;
+  } EXPECTATIONS[] = {
+      {"", nullptr},
+      {"hello", nullptr},
+      {"args-for=mojo:app1", nullptr},
+      {"--args-for", nullptr},
+      {"--args-for=", ""},
+      {"--args-for=mojo:app1", "mojo:app1"},
+      {"--args-for=mojo:app1 hello world", "mojo:app1 hello world"},
+      {"-args-for", nullptr},
+      {"-args-for=", ""},
+      {"-args-for=mojo:app1", "mojo:app1"},
+      {"-args-for=mojo:app1 hello world", "mojo:app1 hello world"}};
+  for (auto& expectation : EXPECTATIONS) {
+    std::string value;
+    bool result = ParseArgsFor(expectation.args, &value);
+    EXPECT_EQ(bool(expectation.value), result);
+    if (expectation.value && result)
+      EXPECT_EQ(value, expectation.value);
+  }
+}
+
+TEST(CommandLineUtil, GetAppURLAndArgs) {
+  const char* NO_ARGUMENTS[] = {nullptr};
+  const char* ONE_ARGUMENTS[] = {"1", nullptr};
+  const char* TWO_ARGUMENTS[] = {"1", "two", nullptr};
+  static const struct Expectation {
+    const char* args;
+    const char* url;
+    const char** values;
+  } EXPECTATIONS[] = {
+      {"", nullptr, nullptr},
+      {"foo", nullptr, nullptr},
+      {"http://example.com", "http://example.com", NO_ARGUMENTS},
+      {"http://example.com 1", "http://example.com", ONE_ARGUMENTS},
+      {"http://example.com 1 ", "http://example.com", ONE_ARGUMENTS},
+      {"http://example.com  1 ", "http://example.com", ONE_ARGUMENTS},
+      {"http://example.com 1 two", "http://example.com", TWO_ARGUMENTS},
+      {"   http://example.com  1  two   ",
+       "http://example.com",
+       TWO_ARGUMENTS}};
+  for (auto& expectation : EXPECTATIONS) {
+    std::vector<std::string> args;
+    GURL result(GetAppURLAndArgs(expectation.args, &args));
+    EXPECT_EQ(bool(expectation.url), result.is_valid());
+    if (expectation.url && result.is_valid()) {
+      EXPECT_EQ(GURL(expectation.url), result);
+      std::vector<std::string> expected_args;
+      if (expectation.values) {
+        if (*expectation.values)
+          expected_args.push_back(expectation.url);
+        for (const char** value = expectation.values; *value; ++value)
+          expected_args.push_back(*value);
+      }
+      EXPECT_EQ(expected_args, args);
+    }
+  }
+}
+
+}  // namespace
+}  // namespace shell
+}  // namespace mojo