see 08/31 log

utilcode/build.gradle

@@ -7,8 +7,8 @@ android {
     defaultConfig {
         minSdkVersion 11
         targetSdkVersion 23
-        versionCode 6
-        versionName "1.1.4"
+        versionCode 7
+        versionName "1.1.5"
     }
     buildTypes {
         release {

utilcode/src/main/java/com/blankj/utilcode/utils/FileUtils.java

@@ -911,7 +911,33 @@ public class FileUtils {
     }
 
     /**
-     * byte单位转换（单位：unit）
+     * 字节数转以unit为单位的size
+     *
+     * @param byteNum 大小
+     * @param unit <ul>
+     *             <li>{@link MemoryUnit#BYTE}: 字节</li>
+     *             <li>{@link MemoryUnit#KB}  : 千字节</li>
+     *             <li>{@link MemoryUnit#MB}  : 兆</li>
+     *             <li>{@link MemoryUnit#GB}  : GB</li>
+     *             </ul>
+     * @return 以unit为单位的size
+     */
+    public static double byte2Size(long byteNum, MemoryUnit unit) {
+        switch (unit) {
+            default:
+            case BYTE:
+                return (double) byteNum / BYTE;
+            case KB:
+                return (double) byteNum / KB;
+            case MB:
+                return (double) byteNum / MB;
+            case GB:
+                return (double) byteNum / GB;
+        }
+    }
+
+    /**
+     * 以unit为单位的size转字节数
      *
      * @param size 大小
      * @param unit <ul>
@@ -920,20 +946,20 @@ public class FileUtils {
      *             <li>{@link MemoryUnit#MB}  : 兆</li>
      *             <li>{@link MemoryUnit#GB}  : GB</li>
      *             </ul>
-     * @return 大小以unit为单位
+     * @return 字节数
      */
-    public static double byte2Unit(long size, MemoryUnit unit) {
+    public static long size2Byte(long size, MemoryUnit unit) {
         switch (unit) {
+            default:
             case BYTE:
-                return (double) size / BYTE;
+                return size * BYTE;
             case KB:
-                return (double) size / KB;
+                return size * KB;
             case MB:
-                return (double) size / MB;
+                return size * MB;
             case GB:
-                return (double) size / GB;
+                return size * GB;
         }
-        return -1;
     }
 
     /**
@@ -968,7 +994,7 @@ public class FileUtils {
      */
     public static double getFileSize(File file, MemoryUnit unit) {
         if (!isFileExists(file)) return -1;
-        return byte2Unit(file.length(), unit);
+        return byte2Size(file.length(), unit);
     }
 
     /**

utilcode/src/main/java/com/blankj/utilcode/utils/SDCardUtils.java

@@ -73,7 +73,7 @@ public class SDCardUtils {
                     availableBlocks = stat.getAvailableBlocks();
                     blockSize = stat.getBlockSize();
                 }
-                return FileUtils.byte2Unit(availableBlocks * blockSize, unit);
+                return FileUtils.byte2Size(availableBlocks * blockSize, unit);
             } catch (Exception e) {
                 e.printStackTrace();
                 return -1.0;

utilcode/src/test/java/com/blankj/utilcode/utils/FileUtilsTest.java

@@ -6,7 +6,35 @@ import java.io.File;
 import java.io.FileInputStream;
 import java.io.FilenameFilter;
 
-import static com.blankj.utilcode.utils.FileUtils.*;
+import static com.blankj.utilcode.utils.FileUtils.byte2Size;
+import static com.blankj.utilcode.utils.FileUtils.copyDir;
+import static com.blankj.utilcode.utils.FileUtils.copyFile;
+import static com.blankj.utilcode.utils.FileUtils.createFileByDeleteOldFile;
+import static com.blankj.utilcode.utils.FileUtils.createOrExistsDir;
+import static com.blankj.utilcode.utils.FileUtils.createOrExistsFile;
+import static com.blankj.utilcode.utils.FileUtils.deleteDir;
+import static com.blankj.utilcode.utils.FileUtils.deleteFile;
+import static com.blankj.utilcode.utils.FileUtils.getDirName;
+import static com.blankj.utilcode.utils.FileUtils.getFileByPath;
+import static com.blankj.utilcode.utils.FileUtils.getFileCharsetSimple;
+import static com.blankj.utilcode.utils.FileUtils.getFileExtension;
+import static com.blankj.utilcode.utils.FileUtils.getFileLines;
+import static com.blankj.utilcode.utils.FileUtils.getFileName;
+import static com.blankj.utilcode.utils.FileUtils.getFileNameNoExtension;
+import static com.blankj.utilcode.utils.FileUtils.getFileSize;
+import static com.blankj.utilcode.utils.FileUtils.isDir;
+import static com.blankj.utilcode.utils.FileUtils.isFile;
+import static com.blankj.utilcode.utils.FileUtils.isFileExists;
+import static com.blankj.utilcode.utils.FileUtils.listFilesInDir;
+import static com.blankj.utilcode.utils.FileUtils.listFilesInDirWithFilter;
+import static com.blankj.utilcode.utils.FileUtils.moveDir;
+import static com.blankj.utilcode.utils.FileUtils.moveFile;
+import static com.blankj.utilcode.utils.FileUtils.readFile2Bytes;
+import static com.blankj.utilcode.utils.FileUtils.readFile2List;
+import static com.blankj.utilcode.utils.FileUtils.readFile2String;
+import static com.blankj.utilcode.utils.FileUtils.searchFileInDir;
+import static com.blankj.utilcode.utils.FileUtils.writeFileFromIS;
+import static com.blankj.utilcode.utils.FileUtils.writeFileFromString;
 import static com.blankj.utilcode.utils.TestUtils.BASEPATH;
 import static com.blankj.utilcode.utils.TestUtils.SEP;
 import static com.google.common.truth.Truth.assertThat;
@@ -187,7 +215,7 @@ public class FileUtilsTest {
 
     @Test
     public void testByte2Unit() throws Exception {
-        assertThat(byte2Unit(ConstUtils.GB, ConstUtils.MemoryUnit.MB) - 1024).isWithin(0.001);
+        assertThat(byte2Size(ConstUtils.GB, ConstUtils.MemoryUnit.MB) - 1024).isWithin(0.001);
     }
 
     @Test

utilcode/src/test/java/com/blankj/utilcode/utils/ImageUtilsTest.java

+package com.blankj.utilcode.utils;
+
+import android.graphics.Bitmap;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.annotation.Config;
+
+import static com.blankj.utilcode.utils.TestUtils.BASEPATH;
+import static com.blankj.utilcode.utils.TestUtils.SEP;
+
+/**
+ * <pre>
+ *     author: Blankj
+ *     blog  : http://blankj.com
+ *     time  : 2016/8/30
+ *     desc  : ImageUtils单元测试
+ * </pre>
+ */
+@RunWith(RobolectricTestRunner.class)
+@Config(manifest = Config.NONE)
+public class ImageUtilsTest {
+
+    String path = BASEPATH + "image" + SEP;
+
+    @Test
+    public void testBitmap2Bytes() throws Exception {
+        FileUtils.createOrExistsFile(path + "new1.png");
+        Bitmap bitmap = ImageUtils.getBitmapByFile(path + "lena.png");
+        System.out.println(ImageUtils.save(bitmap, path + "new1.png", Bitmap.CompressFormat.PNG));
+    }
+
+    @Test
+    public void testBytes2Bitmap() throws Exception {
+
+    }
+
+    @Test
+    public void testDrawable2Bitmap() throws Exception {
+
+    }
+
+    @Test
+    public void testBitmap2Drawable() throws Exception {
+
+    }
+
+    @Test
+    public void testDrawable2Bytes() throws Exception {
+
+    }
+
+    @Test
+    public void testBytes2Drawable() throws Exception {
+
+    }
+
+    @Test
+    public void testGetBitmap() throws Exception {
+
+    }
+
+    @Test
+    public void testScaleImage() throws Exception {
+
+    }
+
+    @Test
+    public void testToRound() throws Exception {
+
+    }
+
+    @Test
+    public void testToRoundCorner() throws Exception {
+
+    }
+
+    @Test
+    public void testFastBlur() throws Exception {
+
+    }
+
+    @Test
+    public void testRenderScriptBlur() throws Exception {
+
+    }
+
+    @Test
+    public void testStackBlur() throws Exception {
+
+    }
+
+    @Test
+    public void testAddFrame() throws Exception {
+
+    }
+
+    @Test
+    public void testAddReflection() throws Exception {
+
+    }
+
+    @Test
+    public void testSaveBitmap() throws Exception {
+
+    }
+}
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