import algorithms.StringMethods; import org.testng.Assert; import org.testng.annotations.Test; public class StringMethodsTest { //1 @Test public void testStringWithExtraSpaces() { String text = " Red Rover School "; String expectedResult = "Red Rover School; extra spaces are removed"; String actualResult = new StringMethods().removeSpaces(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testStringWithoutExtraSpaces() { String text = "Red Rover School"; String expectedResult = "No extra spaces found"; String actualResult = new StringMethods().removeSpaces(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString() { String text = ""; String expectedResult = "The string is empty"; String actualResult = new StringMethods().removeSpaces(text); Assert.assertEquals(expectedResult, actualResult); } //2 @Test public void testRedRoverSchoolString() { String text = " Red Rover School "; String expectedResult = "Red Rover School"; String actualResult = new StringMethods().removeAllAs(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testPandaString() { String text = "panda "; String expectedResult = "pnd"; String actualResult = new StringMethods().removeAllAs(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testTaramasalataString() { String text = "taramasalata"; String expectedResult = "trmslt"; String actualResult = new StringMethods().removeAllAs(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString2() { String text = ""; String expectedResult = "The string is empty"; String actualResult = new StringMethods().removeAllAs(text); Assert.assertEquals(expectedResult, actualResult); } //3 @Test public void testStringWithZerosAndSpaces() { String text = "3504209706040000 "; String expectedResult = "35429764"; String actualResult = new StringMethods().removeAllZeros(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testStringWithZerosAndNoSpaces() { String text = "0000000111"; String expectedResult = "111"; String actualResult = new StringMethods().removeAllZeros(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString3() { String text = ""; String expectedResult = "The string is empty"; String actualResult = new StringMethods().removeAllZeros(text); Assert.assertEquals(expectedResult, actualResult); } //4 @Test public void testStringWithSpaces() { String text = " R e d Ro ve r Sc h ool "; String expectedResult = "RedRoverSchool"; String actualResult = new StringMethods().removeAllSpaces(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testStringWithSpaces2() { String text = "p a n d a "; String expectedResult = "panda"; String actualResult = new StringMethods().removeAllSpaces(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString4() { String text = ""; String expectedResult = "The string is empty"; String actualResult = new StringMethods().removeAllSpaces(text); Assert.assertEquals(expectedResult, actualResult); } //5 @Test public void testStringWithAs() { String text = "Abracadabra"; String expectedResult = "5, 6"; String actualResult = new StringMethods().countAs(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testStringWithoutAs() { String text = "Homenum Revelio"; String expectedResult = "0, 15"; String actualResult = new StringMethods().countAs(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testStringWithAsAndSpaces() { String text = "3 tarAmasAlatA"; String expectedResult = "6, 8"; String actualResult = new StringMethods().countAs(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString5() { String text = ""; String expectedResult = "The string is empty"; String actualResult = new StringMethods().countAs(text); Assert.assertEquals(expectedResult, actualResult); } //6 @Test public void testStringContainingWordJava() { String text = "As of March 2022, Java 18 is the latest version, while Java 17, 11 and 8 are the current " + "long-term support (LTS) versions. Oracle released the last zero-cost public update for the legacy " + "version Java 8 LTS in January 2019 for commercial use, although it will otherwise still support Java 8 " + "with public updates for personal use indefinitely. Other vendors have begun to offer zero-cost " + "builds of OpenJDK 8 and 11 that are still receiving security and other upgrades."; String expectedResult = String.valueOf(true); String actualResult = new StringMethods().countJava(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testStringNoWordJava() { String text = "99 little bugs in a code. 99 little bugs in a code. Take one down, and patch it around. " + "235 critical bugs in the code."; String expectedResult = String.valueOf(false); String actualResult = new StringMethods().countJava(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString6() { String text = ""; String expectedResult = "The string is empty"; String actualResult = new StringMethods().countJava(text); Assert.assertEquals(expectedResult, actualResult); } //7 @Test public void AddQuotes() { String text = "Abracadabra"; String expectedResult = "\"Abracadabra\""; String actualResult = new StringMethods().insertQuotes(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString7() { String text = ""; String expectedResult = "The string is empty"; String actualResult = new StringMethods().insertQuotes(text); Assert.assertEquals(expectedResult, actualResult); } //8 @Test public void addQuotesAdvanced() { String text1 = "Федор Достоевский писал"; String text2 = "Надо любить жизнь больше, чем смысл жизни."; String expectedResult = "Федор Достоевский писал: \"Надо любить жизнь больше, чем смысл жизни.\""; String actualResult = new StringMethods().insertQuotes2(text1, text2); Assert.assertEquals(expectedResult, actualResult); } @Test public void addQuotesAdvanced2() { String text1 = "Наполеон Бонапарт писал"; String text2 = "В моем словаре нет слова «невозможно»."; String expectedResult = "Наполеон Бонапарт писал: \"В моем словаре нет слова \"невозможно\".\""; String actualResult = new StringMethods().insertQuotes2(text1, text2); Assert.assertEquals(expectedResult, actualResult); } @Test public void testOneStringIsEmpty() { String text1 = "Test"; String text2 = ""; String expectedResult = "Either one or two strings are empty"; String actualResult = new StringMethods().insertQuotes2(text1, text2); Assert.assertEquals(expectedResult, actualResult); } @Test public void testBothStringAreEmpty() { String text1 = ""; String text2 = ""; String expectedResult = "Either one or two strings are empty"; String actualResult = new StringMethods().insertQuotes2(text1, text2); Assert.assertEquals(expectedResult, actualResult); } //9 @Test public void testCityStartingWithLowercase() { String city = "ташкент"; String expectedResult = "Ташкент"; String actualResult = new StringMethods().inputCity(city); Assert.assertEquals(expectedResult, actualResult); } @Test public void testCityEndingWithUppercase() { String city = "ЧикаГО"; String expectedResult = "Чикаго"; String actualResult = new StringMethods().inputCity(city); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString9() { String city = ""; String expectedResult = "The city name is empty"; String actualResult = new StringMethods().inputCity(city); Assert.assertEquals(expectedResult, actualResult); } //10 @Test public void testIndexOf() { String text = "Abracadabra"; char letter = 'b'; String expectedResult = "bracadab"; String actualResult = new StringMethods().printPartialText(text, letter); Assert.assertEquals(expectedResult, actualResult); } @Test public void testLastIndexOf() { String text = "Whippersnapper"; char letter = 'p'; String expectedResult = "ppersnapp"; String actualResult = new StringMethods().printPartialText(text, letter); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString10() { String text = ""; char letter = 'a'; String expectedResult = "The string is empty"; String actualResult = new StringMethods().printPartialText(text, letter); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyChar() { String text = "Abracadabra"; char letter = ' '; String expectedResult = "The char is empty"; String actualResult = new StringMethods().printPartialText(text, letter); Assert.assertEquals(expectedResult, actualResult); } //11 @Test public void testWhenFirstAndLastLettersAreTheSame() { String word = "Abracadabra"; boolean expectedResult = true; boolean actualResult = new StringMethods().compareFirstAndLastLetters(word); Assert.assertEquals(expectedResult, actualResult); } //11 @Test public void testWhenFirstAndLastLettersAreDifferent() { String word = "Whippersnapper"; boolean expectedResult = false; boolean actualResult = new StringMethods().compareFirstAndLastLetters(word); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString11() { String word = ""; boolean expectedResult = false; boolean actualResult = new StringMethods().compareFirstAndLastLetters(word); Assert.assertEquals(expectedResult, actualResult); } //12 @Test public void testStringContainingTwoWords() { String text = "Red Rover"; String expectedResult = "Rover"; String actualResult = new StringMethods().returnSecondWord(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testStringContainingOneWord() { String text = "RedRover"; String expectedResult = "The string consists of just one word"; String actualResult = new StringMethods().returnSecondWord(text); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString12() { String text = ""; String expectedResult = "The string is empty"; String actualResult = new StringMethods().returnSecondWord(text); Assert.assertEquals(expectedResult, actualResult); } //13 @Test public void testPartialString() { String text = "Red rover"; int num1 = 1; int num2 = 4; String expectedResult = "Rover"; String actualResult = new StringMethods().returnPartialString(text, num1, num2); Assert.assertEquals(expectedResult, actualResult); } @Test public void testNegativeNumbers() { String text = "Red rover"; int num1 = -1; int num2 = 4; String expectedResult = "Numbers can't be negative"; String actualResult = new StringMethods().returnPartialString(text, num1, num2); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEqualNumbers() { String text = "Red rover"; int num1 = 3; int num2 = 3; String expectedResult = "Redrover"; String actualResult = new StringMethods().returnPartialString(text, num1, num2); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString13() { String text = ""; int num1 = 2; int num2 = 5; String expectedResult = "The string is empty"; String actualResult = new StringMethods().returnPartialString(text, num1, num2); Assert.assertEquals(expectedResult, actualResult); } //14 @Test public void testStringWithSpaces3() { String sentence = "QA for Everyone"; String[] expectedResult = {"QA", "for", "Everyone"}; String[] actualResult = new StringMethods().returnWordsFromTheSentence(sentence); Assert.assertEquals(expectedResult, actualResult); } @Test public void testStringWithSpaces4() { String sentence = "Александр Сергеевич Пушкин"; String[] expectedResult = {"Александр", "Сергеевич", "Пушкин"}; String[] actualResult = new StringMethods().returnWordsFromTheSentence(sentence); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString14() { String sentence = ""; String[] expectedResult = new String[0]; String[] actualResult = new StringMethods().returnWordsFromTheSentence(sentence); Assert.assertEquals(expectedResult, actualResult); } //15 skipped //16 @Test public void testRepeatedString() { String word = "one"; int num = 5; String expectedResult = "oneoneoneoneone"; String actualResult = new StringMethods().returnRepeatedString(word, num); Assert.assertEquals(expectedResult, actualResult); } @Test public void testNegativeNumber() { String word = "one"; int num = -7; String expectedResult = "The number must be a positive digit"; String actualResult = new StringMethods().returnRepeatedString(word, num); Assert.assertEquals(expectedResult, actualResult); } @Test public void testZero() { String word = "one"; int num = 0; String expectedResult = "The number must be a positive digit"; String actualResult = new StringMethods().returnRepeatedString(word, num); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString16() { String word = ""; int num = 2; String expectedResult = "The string is empty"; String actualResult = new StringMethods().returnRepeatedString(word, num); Assert.assertEquals(expectedResult, actualResult); } //17 @Test public void testString() { String text = "Moscow"; int index = 3; String expectedResult = "c"; String actualResult = new StringMethods().returnLetter(text, index); Assert.assertEquals(expectedResult, actualResult); } @Test public void testNegativeIndex() { String text = "Moscow"; int index = -5; String expectedResult = "The index can't be a negative number"; String actualResult = new StringMethods().returnLetter(text, index); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString17() { String text = ""; int index = 2; String expectedResult = "The string is empty"; String actualResult = new StringMethods().returnLetter(text, index); Assert.assertEquals(expectedResult, actualResult); } //18 @Test public void testTheSameWords() { String word1 = "one"; String word2 = "One"; String word3 = "ONE"; boolean expectedResult = true; boolean actualResult = new StringMethods().compareThreeWords(word1, word2, word3); Assert.assertEquals(expectedResult, actualResult); } @Test public void testDifferentWords() { String word1 = "one"; String word2 = "Один"; String word3 = "ONE"; boolean expectedResult = false; boolean actualResult = new StringMethods().compareThreeWords(word1, word2, word3); Assert.assertEquals(expectedResult, actualResult); } @Test public void testEmptyString18() { String word1 = "one"; String word2 = "Один"; String word3 = ""; boolean expectedResult = false; boolean actualResult = new StringMethods().compareThreeWords(word1, word2, word3); Assert.assertEquals(expectedResult, actualResult); } }