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202soft · Mar 31, 2015 · 1a96d6b · 1a96d6b
1 parent b01d1be
commit 1a96d6b
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diff --git a/bin/jsio.js b/bin/jsio.js
@@ -22,6 +22,9 @@ try {
     case "copy":
       jsiojs.copyFile(params[0], params[1])
       break      
+    case "show":
+      jsiojs.showFile(params[0])
+      break 
     default:
       console.error("Invalid command")
       break

diff --git a/lib/jsiojs_core.js b/lib/jsiojs_core.js
@@ -35,6 +35,12 @@ exports.copyFile =  function(source, destination){
     fs.createReadStream(source).pipe(fs.createWriteStream(destination));
     console.info('File '+source+' copied to '+destination+' with success !')
   }  
+
+exports.showFile =  function(fileName){
+    checkJsFile(fileName)
+    checkFileExist(fileName)
+    fs.createReadStream(fileName).pipe(process.stdout);
+  }
 
 function checkJsFile(fileName){
   if(fileName === undefined)

diff --git a/test/jsiojs_core_test.js b/test/jsiojs_core_test.js
@@ -289,6 +289,54 @@ describe('jsiojs', function() {
 
 })
 
+describe('jsiojs', function() {
+    describe('#showFile', function() {
+        it('Should show a javascript file', function() {
+            // Given
+            var fileName = generateFileName()
+            fs.writeFileSync(fileName,"")
+            fs.existsSync(fileName).should.be.true
+            // When
+            jsiojs.showFile(fileName)
+            // Then
+            fs.existsSync(fileName).should.be.true
+        })
+    })
+
+
+    describe('#showFile', function() {   
+        it('Should fail when no fileName', function() {
+            // When
+            var fn = function(){ jsiojs.showFile() }
+            // Then
+            expect(fn).to.throw("file name is missing")
+        })
+    })
+
+    describe('#showFile', function() {   
+        it('Should fail when not a javascript file', function() {
+            // Given
+            var fileName = generateFileName()+".txt"
+            // When
+            var fn = function(){ jsiojs.showFile(fileName) }
+            // Then
+            expect(fn).to.throw(fileName+" is not a valid javascript file name")
+
+        })
+    })
+
+    describe('#showFile', function() {   
+    it('Should fail when file does not exist', function() {
+            // Given
+            var fileName = generateFileName()
+             fs.existsSync(fileName).should.be.false
+            // When
+            var fn = function(){ jsiojs.showFile(fileName) }
+            // Then
+            expect(fn).to.throw(fileName+" does not exist")
+        })
+    })
+})
 
 function generateFileName(){
     return tmpDir+Math.random()+".js"