hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
57 lines
1.7 KiB
C++
57 lines
1.7 KiB
C++
// Copyright 2015 The Chromium OS 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 "bsdiff/extents.h"
|
|
|
|
#include <gtest/gtest.h>
|
|
#include <vector>
|
|
|
|
namespace bsdiff {
|
|
|
|
// ex_t comparator used for testing.
|
|
bool operator==(const struct ex_t& lhs, const struct ex_t& rhs) {
|
|
return lhs.off == rhs.off && lhs.len == rhs.len;
|
|
}
|
|
|
|
// PrintTo is used by gtest framework whenever it needs to print our type.
|
|
void PrintTo(const struct ex_t& extent, ::std::ostream* os) {
|
|
*os << extent.off << ":" << extent.len;
|
|
}
|
|
|
|
class ExtentsTest : public testing::Test {
|
|
protected:
|
|
std::vector<ex_t> extents_;
|
|
};
|
|
|
|
TEST_F(ExtentsTest, CornerCasesHandledTest) {
|
|
EXPECT_TRUE(ParseExtentStr("", &extents_));
|
|
EXPECT_TRUE(extents_.empty());
|
|
}
|
|
|
|
TEST_F(ExtentsTest, SimpleCasesTest) {
|
|
EXPECT_TRUE(ParseExtentStr("10:20,30:40", &extents_));
|
|
std::vector<ex_t> expected_values = {{10, 20}, {30, 40}};
|
|
EXPECT_EQ(expected_values, extents_);
|
|
}
|
|
|
|
TEST_F(ExtentsTest, MalformedExtentsTest) {
|
|
std::vector<const char*> test_cases = {
|
|
":", ",", "1,2", "1:", "1,", ":2", ",2", "1,2:3", "10:-1", "-2:10"};
|
|
for (const char* test_case : test_cases) {
|
|
std::vector<ex_t> extents;
|
|
EXPECT_FALSE(ParseExtentStr(test_case, &extents)) << "while testing case \""
|
|
<< test_case << "\"";
|
|
EXPECT_EQ(std::vector<ex_t>(), extents);
|
|
}
|
|
}
|
|
|
|
TEST_F(ExtentsTest, NegativeValuesTest) {
|
|
// |-1| is used as a special case to read zeros for that extent.
|
|
EXPECT_TRUE(ParseExtentStr("10:20,-1:40,50:60", &extents_));
|
|
std::vector<ex_t> expected_values = {{10, 20}, {-1, 40}, {50, 60}};
|
|
EXPECT_EQ(expected_values, extents_);
|
|
}
|
|
|
|
} // namespace bsdiff
|