test2/intern/cycles/test/util_string_test.cpp

/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
 *
 * SPDX-License-Identifier: Apache-2.0 */

#include <gtest/gtest.h>

#include "util/string.h"

CCL_NAMESPACE_BEGIN

/* ******** Tests for string_printf() ******** */

TEST(util_string_printf, no_format)
{
  const string str = string_printf("foo bar");
  EXPECT_EQ("foo bar", str);
}

TEST(util_string_printf, int_number)
{
  const string str = string_printf("foo %d bar", 314);
  EXPECT_EQ("foo 314 bar", str);
}

TEST(util_string_printf, float_number_default_precision)
{
  const string str = string_printf("foo %f bar", 3.1415);
  EXPECT_EQ("foo 3.141500 bar", str);
}

TEST(util_string_printf, float_number_custom_precision)
{
  const string str = string_printf("foo %.1f bar", 3.1415);
  EXPECT_EQ("foo 3.1 bar", str);
}

/* ******** Tests for string_printf() ******** */

TEST(util_string_iequals, empty_a)
{
  const bool equals = string_iequals("", "foo");
  EXPECT_FALSE(equals);
}

TEST(util_string_iequals, empty_b)
{
  const bool equals = string_iequals("foo", "");
  EXPECT_FALSE(equals);
}

TEST(util_string_iequals, same_register)
{
  const bool equals = string_iequals("foo", "foo");
  EXPECT_TRUE(equals);
}

TEST(util_string_iequals, different_register)
{
  const bool equals = string_iequals("XFoo", "XfoO");
  EXPECT_TRUE(equals);
}

/* ******** Tests for string_split() ******** */

TEST(util_string_split, empty)
{
  vector<string> tokens;
  string_split(tokens, "");
  EXPECT_EQ(tokens.size(), 0);
}

TEST(util_string_split, only_spaces)
{
  vector<string> tokens;
  string_split(tokens, "   \t\t \t");
  EXPECT_EQ(tokens.size(), 0);
}

TEST(util_string_split, single)
{
  vector<string> tokens;
  string_split(tokens, "foo");
  EXPECT_EQ(tokens.size(), 1);
  EXPECT_EQ(tokens[0], "foo");
}

TEST(util_string_split, simple)
{
  vector<string> tokens;
  string_split(tokens, "foo a bar b");
  EXPECT_EQ(tokens.size(), 4);
  EXPECT_EQ(tokens[0], "foo");
  EXPECT_EQ(tokens[1], "a");
  EXPECT_EQ(tokens[2], "bar");
  EXPECT_EQ(tokens[3], "b");
}

TEST(util_string_split, multiple_spaces)
{
  vector<string> tokens;
  string_split(tokens, " \t foo \ta bar b\t  ");
  EXPECT_EQ(tokens.size(), 4);
  EXPECT_EQ(tokens[0], "foo");
  EXPECT_EQ(tokens[1], "a");
  EXPECT_EQ(tokens[2], "bar");
  EXPECT_EQ(tokens[3], "b");
}

/* ******** Tests for string_replace() ******** */

TEST(util_string_replace, empty_haystack_and_other)
{
  string str;
  string_replace(str, "x", "");
  EXPECT_EQ(str, "");
}

TEST(util_string_replace, empty_haystack)
{
  string str;
  string_replace(str, "x", "y");
  EXPECT_EQ(str, "");
}

TEST(util_string_replace, empty_other)
{
  string str = "x";
  string_replace(str, "x", "");
  EXPECT_EQ(str, "");
}

TEST(util_string_replace, long_haystack_empty_other)
{
  string str = "a x b xxc";
  string_replace(str, "x", "");
  EXPECT_EQ(str, "a  b c");
}

TEST(util_string_replace, long_haystack)
{
  string str = "a x b xxc";
  string_replace(str, "x", "FOO");
  EXPECT_EQ(str, "a FOO b FOOFOOc");
}

/* ******** Tests for string_endswith() ******** */

TEST(util_string_endswith, empty_both)
{
  const bool endswith = string_endswith("", "");
  EXPECT_TRUE(endswith);
}

TEST(util_string_endswith, empty_string)
{
  const bool endswith = string_endswith("", "foo");
  EXPECT_FALSE(endswith);
}

TEST(util_string_endswith, empty_end)
{
  const bool endswith = string_endswith("foo", "");
  EXPECT_TRUE(endswith);
}

TEST(util_string_endswith, simple_true)
{
  const bool endswith = string_endswith("foo bar", "bar");
  EXPECT_TRUE(endswith);
}

TEST(util_string_endswith, simple_false)
{
  const bool endswith = string_endswith("foo bar", "foo");
  EXPECT_FALSE(endswith);
}

/* ******** Tests for string_strip() ******** */

TEST(util_string_strip, empty)
{
  const string str = string_strip("");
  EXPECT_EQ(str, "");
}

TEST(util_string_strip, only_spaces)
{
  const string str = string_strip("      ");
  EXPECT_EQ(str, "");
}

TEST(util_string_strip, no_spaces)
{
  const string str = string_strip("foo bar");
  EXPECT_EQ(str, "foo bar");
}

TEST(util_string_strip, with_spaces)
{
  const string str = string_strip("    foo bar ");
  EXPECT_EQ(str, "foo bar");
}

/* ******** Tests for string_remove_trademark() ******** */

TEST(util_string_remove_trademark, empty)
{
  const string str = string_remove_trademark("");
  EXPECT_EQ(str, "");
}

TEST(util_string_remove_trademark, no_trademark)
{
  const string str = string_remove_trademark("foo bar");
  EXPECT_EQ(str, "foo bar");
}

TEST(util_string_remove_trademark, only_tm)
{
  const string str = string_remove_trademark("foo bar(TM) zzz");
  EXPECT_EQ(str, "foo bar zzz");
}

TEST(util_string_remove_trademark, only_r)
{
  const string str = string_remove_trademark("foo bar(R) zzz");
  EXPECT_EQ(str, "foo bar zzz");
}

TEST(util_string_remove_trademark, both)
{
  const string str = string_remove_trademark("foo bar(TM)(R) zzz");
  EXPECT_EQ(str, "foo bar zzz");
}

TEST(util_string_remove_trademark, both_space)
{
  const string str = string_remove_trademark("foo bar(TM) (R) zzz");
  EXPECT_EQ(str, "foo bar zzz");
}

TEST(util_string_remove_trademark, both_space_around)
{
  const string str = string_remove_trademark("foo bar (TM) (R) zzz");
  EXPECT_EQ(str, "foo bar zzz");
}

TEST(util_string_remove_trademark, trademark_space_suffix)
{
  const string str = string_remove_trademark("foo bar (TM)");
  EXPECT_EQ(str, "foo bar");
}

TEST(util_string_remove_trademark, trademark_space_middle)
{
  const string str = string_remove_trademark("foo bar (TM) baz");
  EXPECT_EQ(str, "foo bar baz");
}

TEST(util_string_remove_trademark, r_space_suffix)
{
  const string str = string_remove_trademark("foo bar (R)");
  EXPECT_EQ(str, "foo bar");
}

TEST(util_string_remove_trademark, r_space_middle)
{
  const string str = string_remove_trademark("foo bar (R) baz");
  EXPECT_EQ(str, "foo bar baz");
}

/* ******** Tests for string_startswith() ******** */

TEST(string_startswith, basic)
{
  EXPECT_TRUE(string_startswith("", ""));

  EXPECT_FALSE(string_startswith("", "World"));
  EXPECT_TRUE(string_startswith("Hello", ""));

  EXPECT_FALSE(string_startswith("Hello", "World"));

  EXPECT_TRUE(string_startswith("Hello", "Hello"));
  EXPECT_TRUE(string_startswith("Hello", "He"));
  EXPECT_TRUE(string_startswith("Hello", "H"));

  EXPECT_FALSE(string_startswith("Hello", "e"));
  EXPECT_FALSE(string_startswith("Hello", "HelloWorld"));
}

TEST(string_endswith, basic)
{
  EXPECT_TRUE(string_endswith("", ""));

  EXPECT_FALSE(string_endswith("", "World"));
  EXPECT_TRUE(string_endswith("Hello", ""));

  EXPECT_FALSE(string_endswith("Hello", "World"));

  EXPECT_TRUE(string_endswith("Hello", "Hello"));
  EXPECT_TRUE(string_endswith("Hello", "lo"));
  EXPECT_TRUE(string_endswith("Hello", "o"));

  EXPECT_FALSE(string_endswith("Hello", "e"));
  EXPECT_FALSE(string_endswith("Hello", "WorldHello"));
}

CCL_NAMESPACE_END