From 12faed24973e7d1828a9b97ad2c9e291aa6cce14 Mon Sep 17 00:00:00 2001
From: Darren Royle <darren.royle@diffblue.com>
Date: Mon, 5 Aug 2019 11:21:00 +0100
Subject: [PATCH] Additional tests for CovertKit

* byte2FitMemoryString
* memorySize2Byte
* string2OutputStream

These tests were written using Diffblue Cover.
---
 .../java/com/blade/kit/ConvertKitTest.java    | 71 +++++++++++++++++++
 1 file changed, 71 insertions(+)

diff --git a/src/test/java/com/blade/kit/ConvertKitTest.java b/src/test/java/com/blade/kit/ConvertKitTest.java
index 43075c4eb..41a491e7d 100644
--- a/src/test/java/com/blade/kit/ConvertKitTest.java
+++ b/src/test/java/com/blade/kit/ConvertKitTest.java
@@ -6,6 +6,7 @@
 
 import static junit.framework.TestCase.assertTrue;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
 
 /**
  * @author biezhi
@@ -74,6 +75,46 @@ public void byte2FitMemorySize() throws Exception {
         );
     }
 
+    @Test
+    public void byte2FitMemoryStringLessThanZero() {
+        assertEquals(
+                "shouldn\'t be less than zero!",
+                ConvertKit.byte2FitMemoryString(-1024)
+        );
+    }
+
+    @Test
+    public void byte2FitMemoryStringGB() {
+        assertEquals(
+                "1 GB",
+                ConvertKit.byte2FitMemoryString(1024 * 1024 * 1024)
+        );
+    }
+
+    @Test
+    public void byte2FitMemoryStringMB() {
+        assertEquals(
+                "1 MB",
+                ConvertKit.byte2FitMemoryString(1024 * 1024)
+        );
+    }
+
+    @Test
+    public void byte2FitMemoryStringKB() {
+        assertEquals(
+                "1 KB",
+                ConvertKit.byte2FitMemoryString(1024)
+        );
+    }
+
+    @Test
+    public void byte2FitMemoryStringB() {
+        assertEquals(
+                "1 B",
+                ConvertKit.byte2FitMemoryString(1)
+        );
+    }
+
     @Test
     public void bytes2Bits_bits2Bytes() throws Exception {
         assertEquals(
@@ -106,4 +147,34 @@ public void inputStream2String_string2InputStream() throws Exception {
         );
     }
 
+    @Test
+    public void memorySize2ByteInputNegativeZeroOutputNegative() {
+        assertEquals(
+                -1L,
+                ConvertKit.memorySize2Byte(-9_223_372_036_854_775_807L, 0)
+        );
+    }
+
+    @Test
+    public void memorySize2ByteInputZeroOutputZero() {
+        assertEquals(
+                0L,
+                ConvertKit.memorySize2Byte(0L, 0)
+        );
+    }
+
+    @Test
+    public void string2OutputStreamInputQuestionsReturnNull() {
+        assertNull(
+                ConvertKit.string2OutputStream("\u0000\u0000\u0000???????????????????", "")
+        );
+    }
+
+    @Test
+    public void string2OutputStreamInputUnicodeReturnNewline() {
+        assertNull(
+                ConvertKit.string2OutputStream("\u0000\u0000", "\n")
+        );
+    }
+
 }