add test

hutool-core/src/main/java/cn/hutool/core/util/CoordinateUtil.java

@@ -111,7 +111,7 @@ public class CoordinateUtil {
 	 * @param lat 纬度值
 	 * @return GCJ-02 坐标
 	 */
-	public static Coordinate bd09toGcj02(double lng, double lat) {
+	public static Coordinate bd09ToGcj02(double lng, double lat) {
 		double x = lng - 0.0065;
 		double y = lat - 0.006;
 		double z = Math.sqrt(x * x + y * y) - 0.00002 * Math.sin(y * X_PI);
@@ -129,7 +129,7 @@ public class CoordinateUtil {
 	 * @return WGS84坐标
 	 */
 	public static Coordinate bd09toWgs84(double lng, double lat) {
-		final Coordinate gcj02 = bd09toGcj02(lng, lat);
+		final Coordinate gcj02 = bd09ToGcj02(lng, lat);
 		return gcj02ToWgs84(gcj02.lng, gcj02.lat);
 	}
 

hutool-core/src/test/java/cn/hutool/core/util/CoordinateUtilTest.java

@@ -0,0 +1,47 @@
+package cn.hutool.core.util;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * 坐标转换工具类单元测试<br>
+ * 测试参考：https://github.com/wandergis/coordtransform
+ *
+ * @author hongzhe.qin, looly
+ */
+public class CoordinateUtilTest {
+
+	@Test
+	public void gcj02ToBd09Test() {
+		final CoordinateUtil.Coordinate gcj02 = CoordinateUtil.gcj02ToBd09(116.404, 39.915);
+		Assert.assertEquals(116.41036949371029D, gcj02.getLng(), 15);
+		Assert.assertEquals(39.92133699351021D, gcj02.getLat(), 15);
+	}
+
+	@Test
+	public void bd09toGcj02Test(){
+		final CoordinateUtil.Coordinate gcj02 = CoordinateUtil.bd09ToGcj02(116.404, 39.915);
+		Assert.assertEquals(116.39762729119315D, gcj02.getLng(), 15);
+		Assert.assertEquals(39.90865673957631D, gcj02.getLat(), 15);
+	}
+
+	@Test
+	public void gcj02ToWgs84(){
+		final CoordinateUtil.Coordinate gcj02 = CoordinateUtil.wgs84ToGcj02(116.404, 39.915);
+		Assert.assertEquals(116.39775550083061D, gcj02.getLng(), 15);
+		Assert.assertEquals(39.91359571849836D, gcj02.getLat(), 15);
+	}
+
+	@Test
+	public void wgs84ToGcj02Test(){
+		final CoordinateUtil.Coordinate gcj02 = CoordinateUtil.wgs84ToGcj02(116.404, 39.915);
+		Assert.assertEquals(116.41024449916938D, gcj02.getLng(), 15);
+		Assert.assertEquals(39.91640428150164D, gcj02.getLat(), 15);
+	}
+
+	@Test
+	public void wgs84toBd09(){
+
+	}
+
+}

hutool-core/src/test/java/cn/hutool/core/util/W84UtilTest.java

@@ -1,39 +0,0 @@
-package cn.hutool.core.util;
-import org.junit.Test;
-
-/**
- * 坐标转换工具类单元测试
- *
- * ps: 坐标转换存在一定误差，故此工具类无单元测试,无法验证，请根据实际业务判断误差值
- *
- * @author hongzhe.qin
- */
-public class W84UtilTest {
-
-
-	@Test
-	public void gcj02tobd09Test() {
-
-	}
-
-	@Test
-	public void bd09togcj02(){
-
-	}
-
-	@Test
-	public void gcj02towgs84(){
-
-	}
-
-	@Test
-	public void wgs84togcj02(){
-
-	}
-
-	@Test
-	public void wgs84tobd09(){
-
-	}
-
-}