From 1285f94cb0952a099801fccac1eaa639e817ad0b Mon Sep 17 00:00:00 2001
From: Looly <loolly@aliyun.com>
Date: Fri, 17 Jan 2025 19:49:46 +0800
Subject: [PATCH] add test

---
 .../dromara/hutool/core/math/Fraction.java    |  5 ++-
 .../hutool/core/math/FractionTest.java        | 42 +++++++++++++++++++
 2 files changed, 45 insertions(+), 2 deletions(-)
 create mode 100644 hutool-core/src/test/java/org/dromara/hutool/core/math/FractionTest.java

diff --git a/hutool-core/src/main/java/org/dromara/hutool/core/math/Fraction.java b/hutool-core/src/main/java/org/dromara/hutool/core/math/Fraction.java
index a617cd523..af06bd60f 100644
--- a/hutool-core/src/main/java/org/dromara/hutool/core/math/Fraction.java
+++ b/hutool-core/src/main/java/org/dromara/hutool/core/math/Fraction.java
@@ -58,6 +58,7 @@ public final class Fraction extends Number implements Comparable<Fraction> {
 	 * @throws ArithmeticException 如果计算出的分母为 {@code zero}
 	 * @throws ArithmeticException 如果算法不收敛
 	 */
+	@SuppressWarnings("ReassignedVariable")
 	public static Fraction of(double value) {
 		final int sign = value < 0 ? -1 : 1;
 		value = Math.abs(value);
@@ -103,7 +104,7 @@ public final class Fraction extends Number implements Comparable<Fraction> {
 		if (i == 25) {
 			throw new ArithmeticException("Unable to convert double to fraction");
 		}
-		return getReducedFraction((numer0 + wholeNumber * denom0) * sign, denom0);
+		return ofReduced((numer0 + wholeNumber * denom0) * sign, denom0);
 	}
 
 	/**
@@ -282,7 +283,7 @@ public final class Fraction extends Number implements Comparable<Fraction> {
 	 * @param numerator   分子，例如在“七分之三”中的三
 	 * @param denominator 分母，例如在“七分之三”中的七
 	 */
-	private Fraction(final int numerator, final int denominator) {
+	public Fraction(final int numerator, final int denominator) {
 		this.numerator = numerator;
 		this.denominator = denominator;
 	}
diff --git a/hutool-core/src/test/java/org/dromara/hutool/core/math/FractionTest.java b/hutool-core/src/test/java/org/dromara/hutool/core/math/FractionTest.java
new file mode 100644
index 000000000..56272fea5
--- /dev/null
+++ b/hutool-core/src/test/java/org/dromara/hutool/core/math/FractionTest.java
@@ -0,0 +1,42 @@
+package org.dromara.hutool.core.math;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+public class FractionTest {
+
+	private Fraction fraction1;
+	private Fraction fraction2;
+
+	@BeforeEach
+	public void setUp() {
+		// 假设 Fraction 类有一个构造函数 Fraction(int numerator, int denominator)
+		fraction1 = new Fraction(1, 2);
+		fraction2 = new Fraction(3, 4);
+	}
+
+	@Test
+	public void add_Fractions_ShouldReturnCorrectSum() {
+		final Fraction result = fraction1.add(fraction2);
+		assertEquals(new Fraction(5, 4), result);
+	}
+
+	@Test
+	public void subtract_Fractions_ShouldReturnCorrectDifference() {
+		final Fraction result = fraction1.subtract(fraction2);
+		assertEquals(new Fraction(-1, 4), result);
+	}
+
+	@Test
+	public void equals_Fractions_ShouldReturnTrueForEqualFractions() {
+		final Fraction fraction3 = new Fraction(1, 2);
+		assertEquals(fraction1, fraction3);
+	}
+
+	@Test
+	public void equals_Fractions_ShouldReturnFalseForDifferentFractions() {
+		assertNotEquals(fraction1, fraction2);
+	}
+}