blob: 162c96d7f5c0b64de854df5d41e70b7718e38a13 [file] [log] [blame]
// Copyright 2013 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 <algorithm>
#include <vector>
#include "base/strings/string_util.h"
#include "remoting/base/capabilities.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
struct HasCapabilityTestData {
const char* capabilities;
const char* key;
bool result;
};
struct IntersectTestData {
const char* left;
const char* right;
const char* result;
};
} // namespace
namespace remoting {
TEST(CapabilitiesTest, Empty) {
// Expect that nothing can be found in an empty set.
EXPECT_FALSE(HasCapability("", "a"));
EXPECT_FALSE(HasCapability(" ", "a"));
EXPECT_FALSE(HasCapability(" ", "a"));
// Expect that nothing can be found in an empty set, event when the key is
// empty.
EXPECT_FALSE(HasCapability("", ""));
EXPECT_FALSE(HasCapability(" ", ""));
EXPECT_FALSE(HasCapability(" ", ""));
}
TEST(CapabilitiesTest, HasCapability) {
HasCapabilityTestData data[] = {
{ "", "", false },
{ "a", "", false },
{ "a", "a", true },
{ "a a", "", false },
{ "a a", "a", true },
{ "a a", "z", false },
{ "a b", "", false },
{ "a b", "a", true },
{ "a b", "b", true },
{ "a b", "z", false },
{ "a b c", "", false },
{ "a b c", "a", true },
{ "a b c", "b", true },
{ "a b c", "z", false }
};
// Verify that HasCapability(|capabilities|, |key|) returns |result|.
// |result|.
for (size_t i = 0; i < arraysize(data); ++i) {
std::vector<std::string> caps;
Tokenize(data[i].capabilities, " ", &caps);
do {
EXPECT_EQ(data[i].result,
HasCapability(JoinString(caps, " "), data[i].key));
} while (std::next_permutation(caps.begin(), caps.end()));
}
}
TEST(CapabilitiesTest, Intersect) {
EXPECT_EQ(IntersectCapabilities("a", "a"), "a");
IntersectTestData data[] = {
{ "", "", "" },
{ "a", "", "" },
{ "a", "a", "a" },
{ "a", "b", "" },
{ "a b", "", "" },
{ "a b", "a", "a" },
{ "a b", "b", "b" },
{ "a b", "z", "" },
{ "a b c", "a", "a" },
{ "a b c", "b", "b" },
{ "a b c", "a b", "a b" },
{ "a b c", "b a", "a b" },
{ "a b c", "z", "" }
};
// Verify that intersection of |right| with all permutations of |left| yields
// |result|.
for (size_t i = 0; i < arraysize(data); ++i) {
std::vector<std::string> caps;
Tokenize(data[i].left, " ", &caps);
do {
EXPECT_EQ(data[i].result,
IntersectCapabilities(JoinString(caps, " "), data[i].right));
} while (std::next_permutation(caps.begin(), caps.end()));
}
}
} // namespace remoting