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refactor: CountWords (#5428)

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* refactor: CountWords

* checkstyle: fix formatting

---------

Co-authored-by: alxkm <alx@alx.com>
This commit is contained in:
Alex Klymenko
2024-08-28 22:34:46 +02:00
committed by GitHub
parent a23e9b0ba8
commit e2aaefebd5
2 changed files with 36 additions and 33 deletions
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44
src/test/java/com/thealgorithms/others/CountWordsTest.java
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@ -2,36 +2,30 @@ package com.thealgorithms.others;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.util.HashMap;
import org.junit.jupiter.api.Test;
import java.util.stream.Stream;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
class CountWordsTest {
@Test
public void testWordCount() {
HashMap<String, Integer> testCases = new HashMap<>();
testCases.put("", 0);
testCases.put(null, 0);
testCases.put("aaaa bbb cccc", 3);
testCases.put("note extra spaces here", 4);
testCases.put(" a b c d e ", 5);
for (final var tc : testCases.entrySet()) {
assertEquals(CountWords.wordCount(tc.getKey()), tc.getValue());
}
@ParameterizedTest
@MethodSource("wordCountTestCases")
void testWordCount(String input, int expectedCount) {
assertEquals(expectedCount, CountWords.wordCount(input));
}
@Test
public void testSecondaryWordCount() {
HashMap<String, Integer> testCases = new HashMap<>();
testCases.put("", 0);
testCases.put(null, 0);
testCases.put("aaaa bbb cccc", 3);
testCases.put("this-is-one-word!", 1);
testCases.put("What, about, this? Hmmm----strange", 4);
testCases.put("word1 word-2 word-3- w?o,r.d.@!@#$&*()<>4", 4);
@ParameterizedTest
@MethodSource("secondaryWordCountTestCases")
void testSecondaryWordCount(String input, int expectedCount) {
assertEquals(expectedCount, CountWords.secondaryWordCount(input));
}
for (final var tc : testCases.entrySet()) {
assertEquals(CountWords.secondaryWordCount(tc.getKey()), tc.getValue());
}
private static Stream<Arguments> wordCountTestCases() {
return Stream.of(Arguments.of("", 0), Arguments.of(null, 0), Arguments.of("aaaa bbb cccc", 3), Arguments.of("note extra spaces here", 4), Arguments.of(" a b c d e ", 5));
}
private static Stream<Arguments> secondaryWordCountTestCases() {
return Stream.of(Arguments.of("", 0), Arguments.of(null, 0), Arguments.of("aaaa bbb cccc", 3), Arguments.of("this-is-one-word!", 1), Arguments.of("What, about, this? Hmmm----strange", 4), Arguments.of("word1 word-2 word-3- w?o,r.d.@!@#$&*()<>4", 4));
}
}