copy file

202soft · Mar 31, 2015 · b01d1be · b01d1be
1 parent db1288b
commit b01d1be
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diff --git a/bin/jsio.js b/bin/jsio.js
@@ -19,6 +19,9 @@ try {
     case "rename":
       jsiojs.renameFile(params[0], params[1])
       break      
+    case "copy":
+      jsiojs.copyFile(params[0], params[1])
+      break      
     default:
       console.error("Invalid command")
       break

diff --git a/lib/jsiojs_core.js b/lib/jsiojs_core.js
@@ -26,6 +26,15 @@ exports.renameFile =  function(oldName, newName){
     fs.renameSync(oldName, newName)
     console.info('File '+oldName+' moved to '+newName+' with success !')
   }    
+
+exports.copyFile =  function(source, destination){
+    checkJsFile(source)
+    checkJsFile(destination)
+    checkFileExist(source)
+    checkFileNotExist(destination)
+    fs.createReadStream(source).pipe(fs.createWriteStream(destination));
+    console.info('File '+source+' copied to '+destination+' with success !')
+  }  
 
 function checkJsFile(fileName){
   if(fileName === undefined)

diff --git a/test/jsiojs_core_test.js b/test/jsiojs_core_test.js
@@ -198,6 +198,97 @@ describe('jsiojs', function() {
 
 })
 
+describe('jsiojs', function() {
+    describe('#copyFile', function() {
+        it('Should copy a javascript file', function() {
+            // Given
+            var src = generateFileName()
+            fs.writeFileSync(src,"")
+            fs.existsSync(src).should.be.true
+            var dest = generateFileName()
+            fs.existsSync(dest).should.be.false
+            // When
+            jsiojs.copyFile(src, dest)
+            // Then
+            fs.existsSync(src).should.be.true
+            fs.existsSync(dest).should.be.true
+        })
+    })
+
+    describe('#copyFile', function() {   
+        it('Should fail when no fileName', function() {
+            // When
+            var fn = function(){ jsiojs.copyFile() }
+            // Then
+            expect(fn).to.throw("file name is missing")
+        })
+    })
+
+    describe('#copyFile', function() {   
+        it('Should fail when only one fileName', function() {
+            // Given
+            var src = generateFileName()
+            // When
+            var fn = function(){ jsiojs.copyFile(src) }
+            // Then
+            expect(fn).to.throw("file name is missing")
+        })
+    })
+
+    describe('#copyFile', function() {   
+        it('Should fail when source not a javascript file', function() {
+            // Given
+            var src = generateFileName()+".txt"
+            var dest = generateFileName()
+            // When
+            var fn = function(){  jsiojs.copyFile(src, dest) }
+            // Then
+            expect(fn).to.throw(src+" is not a valid javascript file name")
+        })
+    })
+
+    describe('#copyFile', function() {   
+        it('Should fail when destination not a javascript file', function() {
+            // Given
+            var src = generateFileName()
+            var dest = generateFileName()+".txt"
+            // When
+            var fn = function(){  jsiojs.copyFile(src, dest) }
+            // Then
+            expect(fn).to.throw(dest+" is not a valid javascript file name")
+        })
+    })    
+
+    describe('#copyFile', function() {   
+        it('Should fail when source does not exist', function() {
+            // Given
+            var src = generateFileName()
+            var dest = generateFileName()
+            fs.existsSync(src).should.be.false
+            // When
+            var fn = function(){  jsiojs.copyFile(src, dest) }
+            // Then
+            expect(fn).to.throw(src+" does not exist")
+        })
+    })
+
+    describe('#copyFile', function() {   
+        it('Should fail when destination already exists', function() {
+            // Given
+            var src = generateFileName()
+            var dest = generateFileName()
+            fs.writeFileSync(src,"")
+            fs.writeFileSync(dest,"")
+            fs.existsSync(dest).should.be.true
+            // When
+            var fn = function(){  jsiojs.renameFile(src, dest) }
+            // Then
+            expect(fn).to.throw(dest+" already exists")
+        })
+    })     
+
+})
+
 
 function generateFileName(){
     return tmpDir+Math.random()+".js"