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Diffstat (limited to '')
-rw-r--r-- | test/libapt/stringview_test.cc | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/test/libapt/stringview_test.cc b/test/libapt/stringview_test.cc new file mode 100644 index 0000000..9cfaa3b --- /dev/null +++ b/test/libapt/stringview_test.cc @@ -0,0 +1,95 @@ + +#include <config.h> +#include <apt-pkg/string_view.h> +#include <string> + +#include <type_traits> + +#include <gtest/gtest.h> + +TEST(StringViewTest,EmptyString) +{ + constexpr APT::StringView defString; + static_assert( 0 == defString.length(), "def right size"); + + APT::StringView strString{std::string{}}; + EXPECT_EQ(0u, strString.length()); + + constexpr char const * const charp = ""; + constexpr APT::StringView charpString{charp, 0}; + static_assert( 0 == charpString.length(), "charp right size"); + + APT::StringView charp2String{charp}; + EXPECT_EQ(0u, strString.length()); + + const APT::StringView charaString{""}; + EXPECT_EQ(0u, charaString.length()); + + EXPECT_TRUE(APT::StringView("") == ""); + EXPECT_FALSE(APT::StringView("") != ""); +} + +TEST(StringViewTest,FooString) +{ + constexpr APT::StringView defString("fooGARBAGE", 3); + static_assert( 3 == defString.length(), "def right size"); + EXPECT_EQ(0, defString.to_string().compare(0, defString.length(), defString.data(), 3)); + + APT::StringView strString{std::string{"foo"}}; + EXPECT_EQ(3u, strString.length()); + EXPECT_EQ(0, strString.to_string().compare(0, strString.length(), strString.data(), 3)); + + constexpr char const * const charp = "fooGARBAGE"; + constexpr APT::StringView charpString{charp, 3}; + EXPECT_EQ(3u, charpString.length()); + EXPECT_EQ(0, charpString.to_string().compare(0, charpString.length(), charpString.data(), 3)); + + char * charp2 = strdup("foo"); + APT::StringView charp2String{charp2}; + EXPECT_EQ(3u, charp2String.length()); + EXPECT_EQ(0, charp2String.to_string().compare(0, charp2String.length(), charp2String.data(), 3)); + free(charp2); + + const APT::StringView charaString{"foo"}; + EXPECT_EQ(3u, charaString.length()); + EXPECT_EQ(0, charaString.to_string().compare(0, charaString.length(), charaString.data(), 3)); + + EXPECT_TRUE(APT::StringView("foo") == "foo"); + EXPECT_FALSE(APT::StringView("foo") != "foo"); +} + +TEST(StringViewTest,SubStr) +{ + const APT::StringView defString("Hello World!"); + EXPECT_EQ(defString.to_string().substr(6), defString.substr(6).to_string()); + EXPECT_EQ(defString.to_string().substr(0,5), defString.substr(0,5).to_string()); + EXPECT_EQ(defString.to_string().substr(6,5), defString.substr(6,5).to_string()); +} + +TEST(StringViewTest,Find) +{ + const APT::StringView defString("Hello World!"); + EXPECT_EQ(defString.to_string().find('l'), defString.find('l')); + EXPECT_EQ(defString.to_string().find('X'), defString.find('X')); + EXPECT_EQ(defString.to_string().find('e',3), defString.find('e',3)); + EXPECT_EQ(defString.to_string().find('l',6), defString.find('l',6)); + EXPECT_EQ(defString.to_string().find('l',11), defString.find('l',11)); + + EXPECT_EQ(defString.to_string().find("l"), defString.find("l")); + EXPECT_EQ(defString.to_string().find("ll"), defString.find("ll")); + EXPECT_EQ(defString.to_string().find("lo"), defString.find("lo")); + EXPECT_EQ(defString.to_string().find("ll", 1), defString.find("ll", 1)); + EXPECT_EQ(defString.to_string().find("ll", 6), defString.find("ll", 6)); + EXPECT_EQ(defString.to_string().find("or"), defString.find("or")); + EXPECT_EQ(defString.to_string().find("od"), defString.find("od")); +} + +TEST(StringViewTest,RFind) +{ + const APT::StringView defString("Hello World!"); + EXPECT_EQ(defString.to_string().rfind('l'), defString.rfind('l')); + EXPECT_EQ(defString.to_string().rfind('X'), defString.rfind('X')); + EXPECT_EQ(defString.to_string().rfind('e',3), defString.rfind('e',3)); + EXPECT_EQ(defString.to_string().rfind('l',6), defString.rfind('l',6)); + EXPECT_EQ(defString.to_string().rfind('l',11), defString.rfind('l',11)); +} |