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utils::string - split functions extended

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Summary:
- RSplit added
- split limits added
- tests

Reviewers: teon.banek, dgleich

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D930
This commit is contained in:
florijan
2017-10-25 13:02:54 +02:00
parent df4933ea0f
commit 9f7ef8e0e9
2 changed files with 103 additions and 12 deletions
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50
tests/unit/utils_string.cpp Normal file
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#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "utils/string.hpp"
using vec = std::vector<std::string>;
TEST(String, SplitNoLimit) {
EXPECT_EQ(utils::Split("aba", "a"), vec({"", "b", ""}));
EXPECT_EQ(utils::Split("aba", "b"), vec({"a", "a"}));
EXPECT_EQ(utils::Split("abba", "b"), vec({"a", "", "a"}));
EXPECT_EQ(utils::Split("aba", "c"), vec{"aba"});
}
TEST(String, RSplitNoLimit) {
// Tests same like for Split
EXPECT_EQ(utils::RSplit("aba", "a"), vec({"", "b", ""}));
EXPECT_EQ(utils::RSplit("aba", "b"), vec({"a", "a"}));
EXPECT_EQ(utils::RSplit("abba", "b"), vec({"a", "", "a"}));
EXPECT_EQ(utils::RSplit("aba", "c"), vec{"aba"});
}
TEST(String, SplitWithLimit) {
EXPECT_EQ(utils::Split("a.b.c.d", ".", 0), vec({"a.b.c.d"}));
EXPECT_EQ(utils::Split("a.b.c.d", ".", 1), vec({"a", "b.c.d"}));
EXPECT_EQ(utils::Split("a.b.c.d", ".", 2), vec({"a", "b", "c.d"}));
EXPECT_EQ(utils::Split("a.b.c.d", ".", 100), vec({"a", "b", "c", "d"}));
EXPECT_EQ(utils::Split("a.b.c.d", ".", -1), vec({"a", "b", "c", "d"}));
EXPECT_EQ(utils::Split("a.b.c.d", ".", -2), vec({"a", "b", "c", "d"}));
EXPECT_EQ(utils::Split("a.b.c.d", ".", -100), vec({"a", "b", "c", "d"}));
EXPECT_EQ(utils::Split("a..b..c", ".", 1), vec({"a", ".b..c"}));
EXPECT_EQ(utils::Split("a..b..c", ".", 2), vec({"a","", "b..c"}));
}
TEST(String, RSplitWithLimit) {
EXPECT_EQ(utils::RSplit("a.b.c.d", ".", 0), vec({"a.b.c.d"}));
EXPECT_EQ(utils::RSplit("a.b.c.d", ".", 1), vec({"a.b.c", "d"}));
EXPECT_EQ(utils::RSplit("a.b.c.d", ".", 2), vec({"a.b", "c", "d"}));
EXPECT_EQ(utils::RSplit("a.b.c.d", ".", 100), vec({"a", "b", "c", "d"}));
EXPECT_EQ(utils::RSplit("a.b.c.d", ".", -1), vec({"a", "b", "c", "d"}));
EXPECT_EQ(utils::RSplit("a.b.c.d", ".", -2), vec({"a", "b", "c", "d"}));
EXPECT_EQ(utils::RSplit("a.b.c.d", ".", -100), vec({"a", "b", "c", "d"}));
EXPECT_EQ(utils::RSplit("a..b..c", ".", 1), vec({"a..b.", "c"}));
EXPECT_EQ(utils::RSplit("a..b..c", ".", 2), vec({"a..b","", "c"}));
}
TEST(String, SplitWhistespace) {
EXPECT_EQ(utils::Split(" "), vec({}));
EXPECT_EQ(utils::Split(" a b "), vec({"a", "b"}));
}