rhubarb-lip-sync/tests/tokenizationTests.cpp

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#include <gmock/gmock.h>
#include "tokenization.h"
#include <regex>
#include <unordered_set>
#include <utf8.h>
using namespace testing;
using std::string;
using std::u32string;
using std::vector;
using std::regex;
bool returnTrue(const string&) {
return true;
}
TEST(tokenizeText, simpleCases) {
EXPECT_THAT(tokenizeText("", returnTrue), IsEmpty());
EXPECT_THAT(tokenizeText(" \t\n\r\n ", returnTrue), IsEmpty());
EXPECT_THAT(
tokenizeText("Wit is educated insolence.", returnTrue),
ElementsAre("wit", "is", "educated", "insolence")
);
}
TEST(tokenizeText, numbers) {
EXPECT_THAT(
tokenizeText("Henry V died at 36.", returnTrue),
ElementsAre("henry", "the", "fifth", "died", "at", "thirty", "six")
);
EXPECT_THAT(
tokenizeText("I spent $4.50 on gum.", returnTrue),
ElementsAre("i", "spent", "four", "dollars", "fifty", "cents", "on", "gum")
);
EXPECT_THAT(
tokenizeText("I was born in 1982.", returnTrue),
ElementsAre("i", "was", "born", "in", "nineteen", "eighty", "two")
);
}
TEST(tokenizeText, abbreviations) {
EXPECT_THAT(
tokenizeText("Prof. Foo lives on Dr. Dolittle Dr.", [](const string& word) { return word == "prof."; }),
ElementsAre("prof.", "foo", "lives", "on", "doctor", "dolittle", "drive")
);
}
TEST(tokenizeText, apostrophes) {
EXPECT_THAT(
tokenizeText("'Tis said he'd wish'd for a 'bus 'cause he wouldn't walk.", [](const string& word) { return word == "wouldn't"; }),
ElementsAreArray(vector<string>{ "tis", "said", "he'd", "wish'd", "for", "a", "bus", "cause", "he", "wouldn't", "walk" })
);
}
TEST(tokenizeText, math) {
EXPECT_THAT(
tokenizeText("'1+2*3=7", returnTrue),
ElementsAre("one", "plus", "two", "times", "three", "equals", "seven")
);
}
TEST(tokenizeText, unicodeCharacters) {
EXPECT_THAT(
tokenizeText("A naïve man called 晨 had piña colada and crème brûlée.", returnTrue),
ElementsAre("a", "naive", "man", "called", "had", "pina", "colada", "and", "creme", "brulee")
);
}
// Checks that each word contains only the characters a-z and the apostrophe
TEST(tokenizeText, wordsUseLimitedCharacters) {
// Create string containing lots of undesirable characters
string input = "A naïve man called 晨 was having piña colada and crème brûlée.";
for (char32_t c = 0; c <= 1000; ++c) {
input.append(" ");
utf8::append(c, back_inserter(input));
}
regex legal("^[a-z']+$");
auto words = tokenizeText(input, returnTrue);
for (const string& word : words) {
EXPECT_TRUE(std::regex_match(word, legal)) << word;
}
}