Period check test

Author: fugerit79

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
+- Period check test
 - POC PDFBox line wrapping
 - POC PDFBox special characters : U+2002 ('enspace')
 - Module pdfbox 

code-samples-base/src/main/java/org/fugerit/java/code/samples/base/PeriodCheck.java

@@ -0,0 +1,19 @@
+package org.fugerit.java.code.samples.base;
+
+import java.time.LocalDate;
+import java.time.temporal.ChronoUnit;
+
+public class PeriodCheck {
+
+    private PeriodCheck() {}
+
+    public static Boolean everyNumberOfDaysDateFrom(LocalDate fromDate, LocalDate testDate, int numberOfDays) {
+        return ChronoUnit.DAYS.between(fromDate, testDate) % numberOfDays == 0;
+    }
+
+
+    public static Boolean everyWeeekFrom(LocalDate fromDate, LocalDate testDate) {
+        return everyNumberOfDaysDateFrom(fromDate, testDate, 7);
+    }
+
+}

code-samples-base/src/test/java/test/org/fugerit/java/code/samples/base/TestPeriodCheck.java

@@ -0,0 +1,22 @@
+package test.org.fugerit.java.code.samples.base;
+
+import lombok.extern.slf4j.Slf4j;
+import org.fugerit.java.code.samples.base.AgeCheck;
+import org.fugerit.java.code.samples.base.PeriodCheck;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import java.time.LocalDate;
+import java.time.temporal.ChronoUnit;
+
+@Slf4j
+class TestPeriodCheck {
+
+    @Test
+    void testWeekCheck() {
+        Assertions.assertTrue(PeriodCheck.everyWeeekFrom( LocalDate.of( 2024, 7, 25 ), LocalDate.of( 2024, 8, 8 ) ) );
+        Assertions.assertTrue(PeriodCheck.everyWeeekFrom( LocalDate.of( 2024, 8, 1 ), LocalDate.of( 2024, 8, 8 ) ) );
+        Assertions.assertFalse(PeriodCheck.everyWeeekFrom( LocalDate.of( 2024, 7, 26 ), LocalDate.of( 2024, 8, 8 ) ) );
+    }
+
+}