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//===- StringExtrasTest.cpp - Unit tests for String extras ----------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/ADT/StringExtras.h"
#include "gtest/gtest.h"
using namespace llvm;
TEST(StringExtrasTest, Join) {
std::vector<std::string> Items;
EXPECT_EQ("", join(Items.begin(), Items.end(), " <sep> "));
Items = {"foo"};
EXPECT_EQ("foo", join(Items.begin(), Items.end(), " <sep> "));
Items = {"foo", "bar"};
EXPECT_EQ("foo <sep> bar", join(Items.begin(), Items.end(), " <sep> "));
Items = {"foo", "bar", "baz"};
EXPECT_EQ("foo <sep> bar <sep> baz",
join(Items.begin(), Items.end(), " <sep> "));
}
TEST(StringExtrasTest, JoinItems) {
const char *Foo = "foo";
std::string Bar = "bar";
llvm::StringRef Baz = "baz";
char X = 'x';
EXPECT_EQ("", join_items(" <sep> "));
EXPECT_EQ("", join_items('/'));
EXPECT_EQ("foo", join_items(" <sep> ", Foo));
EXPECT_EQ("foo", join_items('/', Foo));
EXPECT_EQ("foo <sep> bar", join_items(" <sep> ", Foo, Bar));
EXPECT_EQ("foo/bar", join_items('/', Foo, Bar));
EXPECT_EQ("foo <sep> bar <sep> baz", join_items(" <sep> ", Foo, Bar, Baz));
EXPECT_EQ("foo/bar/baz", join_items('/', Foo, Bar, Baz));
EXPECT_EQ("foo <sep> bar <sep> baz <sep> x",
join_items(" <sep> ", Foo, Bar, Baz, X));
EXPECT_EQ("foo/bar/baz/x", join_items('/', Foo, Bar, Baz, X));
}
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