95 lines
2.3 KiB
C++
95 lines
2.3 KiB
C++
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#include "catch.hpp"
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#include <osmium/io/detail/string_table.hpp>
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TEST_CASE("String store") {
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osmium::io::detail::StringStore ss(100);
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SECTION("empty") {
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REQUIRE(ss.begin() == ss.end());
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}
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SECTION("add zero-length string") {
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const char* s1 = ss.add("");
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REQUIRE(std::string(s1) == "");
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auto it = ss.begin();
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REQUIRE(s1 == *it);
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REQUIRE(std::string(*it) == "");
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REQUIRE(++it == ss.end());
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}
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SECTION("add strings") {
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const char* s1 = ss.add("foo");
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const char* s2 = ss.add("bar");
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REQUIRE(s1 != s2);
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REQUIRE(std::string(s1) == "foo");
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REQUIRE(std::string(s2) == "bar");
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auto it = ss.begin();
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REQUIRE(s1 == *it++);
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REQUIRE(s2 == *it++);
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REQUIRE(it == ss.end());
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}
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SECTION("add zero-length string and longer strings") {
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ss.add("");
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ss.add("xxx");
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ss.add("yyyyy");
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auto it = ss.begin();
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REQUIRE(std::string(*it++) == "");
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REQUIRE(std::string(*it++) == "xxx");
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REQUIRE(std::string(*it++) == "yyyyy");
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REQUIRE(it == ss.end());
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}
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SECTION("add many strings") {
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for (const char* teststring : {"a", "abc", "abcd", "abcde"}) {
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int i = 0;
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for (; i < 100; ++i) {
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ss.add(teststring);
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}
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for (const char* s : ss) {
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REQUIRE(std::string(s) == teststring);
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--i;
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}
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REQUIRE(i == 0);
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ss.clear();
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}
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}
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}
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TEST_CASE("String table") {
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osmium::io::detail::StringTable st;
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SECTION("empty") {
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REQUIRE(st.size() == 1);
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REQUIRE(std::next(st.begin()) == st.end());
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}
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SECTION("add strings") {
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REQUIRE(st.add("foo") == 1);
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REQUIRE(st.add("bar") == 2);
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REQUIRE(st.add("bar") == 2);
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REQUIRE(st.add("baz") == 3);
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REQUIRE(st.add("foo") == 1);
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REQUIRE(st.size() == 4);
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auto it = st.begin();
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REQUIRE(std::string("") == *it++);
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REQUIRE(std::string("foo") == *it++);
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REQUIRE(std::string("bar") == *it++);
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REQUIRE(std::string("baz") == *it++);
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REQUIRE(it == st.end());
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st.clear();
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REQUIRE(st.size() == 1);
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}
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}
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