diff --git a/.dockerignore b/.dockerignore
index 3a966939..856e27c4 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,4 +1,5 @@
 .*
+*.spec.js
 node_modules
 npm-debug.log*
 coverage
diff --git a/.npmignore b/.npmignore
index 4abeb13b..b43d5ca0 100644
--- a/.npmignore
+++ b/.npmignore
@@ -1,4 +1,5 @@
 .*
+*.spec.js
 manifest.yml
 Dockerfile*
 docker-compose.yml
diff --git a/client/dom/current-file.js b/client/dom/current-file.js
index 8ff1c425..d145ab71 100644
--- a/client/dom/current-file.js
+++ b/client/dom/current-file.js
@@ -3,6 +3,8 @@
 /* global DOM */
 /* global CloudCmd */
 
+const btoa = require('../../common/btoa');
+
 const {
     encode,
     decode,
diff --git a/client/dom/current-file.spec.js b/client/dom/current-file.spec.js
new file mode 100644
index 00000000..e9567950
--- /dev/null
+++ b/client/dom/current-file.spec.js
@@ -0,0 +1,107 @@
+'use strict';
+
+const test = require('tape');
+const diff = require('sinon-called-with-diff');
+const sinon = diff(require('sinon'));
+
+const currentFile = require('./current-file');
+
+test('current-file: setCurrentName: setAttribute', (t) => {
+    const {
+        DOM,
+        CloudCmd,
+    } = global;
+    
+    global.DOM = getDOM();
+    global.CloudCmd = getCloudCmd();
+    
+    const setAttribute = sinon.stub();
+    const current = {
+        setAttribute
+    };
+    
+    currentFile.setCurrentName('hello', current);
+    
+    t.ok(setAttribute.calledWith('data-name', 'js-file-aGVsbG8='), 'should call setAttribute');
+    
+    global.DOM = DOM;
+    global.CloudCmd = CloudCmd;
+    
+    t.end();
+});
+
+test('current-file: emit', (t) => {
+    const {
+        DOM,
+        CloudCmd,
+    } = global;
+    
+    const emit = sinon.stub();
+    const setAttribute = sinon.stub();
+    
+    global.DOM = getDOM();
+    global.CloudCmd = getCloudCmd({
+        emit,
+    });
+    
+    const current = {
+        setAttribute,
+    };
+    
+    currentFile.setCurrentName('hello', current);
+    
+    t.ok(emit.calledWith('current-file', current), 'should call emit');
+    
+    global.DOM = DOM;
+    global.CloudCmd = CloudCmd;
+    
+    t.end();
+});
+
+test('current-file: return', (t) => {
+    const {
+        DOM,
+        CloudCmd,
+    } = global;
+    
+    const setAttribute = sinon.stub();
+    const link = {};
+    
+    global.DOM = getDOM({
+        link
+    });
+    
+    global.CloudCmd = getCloudCmd();
+    
+    const current = {
+        setAttribute,
+    };
+    
+    const result = currentFile.setCurrentName('hello', current);
+    
+    t.equal(result, link, 'should return link');
+    
+    global.DOM = DOM;
+    global.CloudCmd = CloudCmd;
+    
+    t.end();
+});
+
+function getCloudCmd({emit} = {}) {
+    return {
+        PREFIX: '',
+        emit: emit || sinon.stub(),
+    };
+}
+
+
+function getDOM({link} = {}) {
+    link = link || {};
+    
+    return {
+        CurrentInfo: {
+            link,
+            dirPath: '/',
+        }
+    };
+}
diff --git a/package.json b/package.json
index 337d3244..47d37c70 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "fix:lint:client": "redrun lint:client -- --fix",
     "fix:lint:test": "redrun lint:test -- --fix",
     "fix:lint:server": "redrun lint:server -- --fix",
-    "test": "tape 'test/**/*.js'",
+    "test": "tape 'test/**/*.js' 'client/**/*.spec.js'",
     "test:client": "tape 'test/client/**/*.js'",
     "wisdom": "redrun build",
     "prewisdom": "redrun lint test",
@@ -94,7 +94,7 @@
     "watch:server": "nodemon bin/cloudcmd.js",
     "watch:lint": "nodemon -w client -w server -w webpack.config.js -x 'redrun lint:js'",
     "watch:lint:client": "nodemon -w client -w webpack.config.js -x 'redrun lint:js:eslint:client'",
-    "watch:test": "nodemon -w server -w test -w common -x \"npm test\"",
+    "watch:test": "nodemon -w client -w server -w test -w common -x \"npm test\"",
     "watch:test:client": "nodemon -w client -w test/client -x \"npm run test:client\"",
     "watch:coverage": "nodemon -w server -w test -w common -x \"npm run coverage\"",
     "w:c": "redrun watch:client",