diff --git a/.circleci/config.yml b/.circleci/config.yml
index 5882b7c..bab1bf8 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -4,7 +4,7 @@ jobs:
     docker:
       - image: circleci/node:9-stretch-browsers
     environment:
-      - FIREFOX_VERSION: "59.0b9"
+      - FIREFOX_VERSION: "59.0.3"
     working_directory: ~
     steps:
       - restore_cache:
@@ -42,4 +42,4 @@ jobs:
       - run: npm run package
       - run: npm run build
       - run: npm run ambassador:build
-      - run: node e2e/web-server & npm run test:e2e
+      - run: node >/dev/null e2e/web-server & npm run test:e2e
diff --git a/QA.md b/QA.md
index 1670e05..e6adef4 100644
--- a/QA.md
+++ b/QA.md
@@ -21,19 +21,9 @@ The behaviors of the console are tested in [Console section](#consoles).
 
 #### Tabs
 
-- [ ] <kbd>!d</kbd>: delete current tab and pinned tab
-- [ ] <kbd>u</kbd>: reopen close tab
 - [ ] <kbd>r</kbd>: reload current tab
 - [ ] <kbd>R</kbd>: reload current tab without cache
 
-#### Navigation
-
-- [ ] <kbd>H</kbd>, <kbd>L</kbd>: go back and forward in history
-- [ ] <kbd>[</kbd><kbd>[</kbd>, <kbd>]</kbd><kbd>]</kbd>: Open next/prev link in `<link>` tags.
-- [ ] <kbd>[</kbd><kbd>[</kbd>, <kbd>]</kbd><kbd>]</kbd>: find prev and next links and open it
-- [ ] <kbd>g</kbd><kbd>u</kbd>: go to parent directory
-- [ ] <kbd>g</kbd><kbd>U</kbd>: go to root directory
-
 #### Misc
 
 - [ ] <kbd>y</kbd>: yank current URL and show a message
@@ -44,10 +34,6 @@ The behaviors of the console are tested in [Console section](#consoles).
 
 ### Following links
 
-- [ ] <kbd>f</kbd>: start following links
-- [ ] <kbd>F</kbd>: start following links and open in new tab
-- [ ] open link with target='_blank' in new tab by <kbd>f</kbd>
-- [ ] open link with target='_blank' in new tab by <kbd>F</kbd>
 - [ ] Show hints on following on a page containing `<frame>`/`<iframe>`
 - [ ] Show hints only inside viewport of the frame on following on a page containing `<frame>`/`<iframe>`
 - [ ] Show hints only inside top window on following on a page containing `<frame>`/`<iframe>`
diff --git a/e2e/ambassador/src/background/index.js b/e2e/ambassador/src/background/index.js
index db2deb3..046b8c1 100644
--- a/e2e/ambassador/src/background/index.js
+++ b/e2e/ambassador/src/background/index.js
@@ -1,6 +1,7 @@
 import {
   WINDOWS_CREATE, WINDOWS_REMOVE, WINDOWS_GET,
-  TABS_CREATE, TABS_SELECT_AT, TABS_GET_ZOOM, TABS_SET_ZOOM,
+  TABS_CREATE, TABS_SELECT_AT, TABS_GET, TABS_UPDATE,
+  TABS_GET_ZOOM, TABS_SET_ZOOM,
   EVENT_KEYPRESS, EVENT_KEYDOWN, EVENT_KEYUP,
   SCROLL_GET, SCROLL_SET,
 } from '../shared/messages';
@@ -25,6 +26,10 @@ receiveContentMessage((message) => {
       windowId: message.windowId,
       index: message.index,
     });
+  case TABS_GET:
+    return browser.tabs.get(message.tabId);
+  case TABS_UPDATE:
+    return browser.tabs.update(message.tabId, message.properties);
   case TABS_GET_ZOOM:
     return browser.tabs.getZoom(message.tabId);
   case TABS_SET_ZOOM:
diff --git a/e2e/ambassador/src/background/tabs.js b/e2e/ambassador/src/background/tabs.js
index d049500..5594134 100644
--- a/e2e/ambassador/src/background/tabs.js
+++ b/e2e/ambassador/src/background/tabs.js
@@ -5,7 +5,9 @@ const create = (props = {}) => {
         if (tab.url !== 'about:blank' && tabId === createdTab.id &&
             changeInfo.status === 'complete') {
           browser.tabs.onUpdated.removeListener(callback);
-          resolve(tab);
+
+          // wait for 50 milliseconds to ensure plugin loaded;
+          setTimeout(() => resolve(tab), 50);
         }
       };
       browser.tabs.onUpdated.addListener(callback);
diff --git a/e2e/ambassador/src/client/tabs.js b/e2e/ambassador/src/client/tabs.js
index c7b1340..290428c 100644
--- a/e2e/ambassador/src/client/tabs.js
+++ b/e2e/ambassador/src/client/tabs.js
@@ -1,5 +1,6 @@
 import {
-  TABS_CREATE, TABS_SELECT_AT, TABS_GET_ZOOM, TABS_SET_ZOOM,
+  TABS_CREATE, TABS_SELECT_AT, TABS_GET, TABS_UPDATE,
+  TABS_GET_ZOOM, TABS_SET_ZOOM,
 } from '../shared/messages';
 import * as ipc from './ipc';
 
@@ -19,6 +20,21 @@ const selectAt = (windowId, index) => {
   });
 };
 
+const get = (tabId) => {
+  return ipc.send({
+    type: TABS_GET,
+    tabId,
+  });
+};
+
+const update = (tabId, properties) => {
+  return ipc.send({
+    type: TABS_UPDATE,
+    tabId,
+    properties,
+  });
+};
+
 const getZoom = (tabId) => {
   return ipc.send({
     tabId,
@@ -34,4 +50,4 @@ const setZoom = (tabId, factor) => {
   });
 };
 
-export { create, selectAt, getZoom, setZoom };
+export { create, selectAt, get, update, getZoom, setZoom };
diff --git a/e2e/ambassador/src/shared/messages.js b/e2e/ambassador/src/shared/messages.js
index 1fc47d2..d148ca0 100644
--- a/e2e/ambassador/src/shared/messages.js
+++ b/e2e/ambassador/src/shared/messages.js
@@ -5,6 +5,8 @@ const WINDOWS_REMOVE = 'windows.remove';
 const WINDOWS_GET = 'windows.get';
 const TABS_CREATE = 'tabs.create';
 const TABS_SELECT_AT = 'tabs.selectAt';
+const TABS_GET = 'tabs.get';
+const TABS_UPDATE = 'tabs.update';
 const TABS_GET_ZOOM = 'tabs.get.zoom';
 const TABS_SET_ZOOM = 'tabs.set.zoom';
 const EVENT_KEYPRESS = 'event.keypress';
@@ -21,6 +23,8 @@ export {
   WINDOWS_REMOVE,
   WINDOWS_GET,
 
+  TABS_GET,
+  TABS_UPDATE,
   TABS_CREATE,
   TABS_SELECT_AT,
   TABS_GET_ZOOM,
diff --git a/e2e/contents/follow.test.js b/e2e/contents/follow.test.js
new file mode 100644
index 0000000..f852dc0
--- /dev/null
+++ b/e2e/contents/follow.test.js
@@ -0,0 +1,121 @@
+import * as windows from "../ambassador/src/client/windows";
+import * as tabs from "../ambassador/src/client/tabs";
+import * as keys from "../ambassador/src/client/keys";
+import { CLIENT_URL } from '../web-server/url';
+
+describe("tab test", () => {
+  let targetWindow;
+
+  beforeEach(() => {
+    return windows.create(CLIENT_URL).then((win) => {
+      targetWindow = win;
+    });
+  });
+
+  afterEach(() => {
+    return windows.remove(targetWindow.id);
+  });
+
+  it('follows link by `f`', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/follow').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, 'f');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return keys.press(targetTab.id, 'a');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url).to.be.equal(CLIENT_URL + '/follow#a');
+    });
+  });
+
+  it('follows link into new tab by `F`', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/follow').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, 'F', { shiftKey: true });
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return keys.press(targetTab.id, 'a');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 500) });
+    }).then(() => {
+      return windows.get(targetWindow.id);
+    }).then((win) => {
+      let urls = win.tabs.map(t => t.url);
+      expect(urls).to.have.lengthOf(3);
+      expect(urls).to.include(CLIENT_URL + '/');
+      expect(urls).to.include(CLIENT_URL + '/follow');
+      expect(urls).to.include(CLIENT_URL + '/follow#a');
+    });
+  });
+
+  it('follows link with target=_blank into new tab by `f`', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/follow').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, 'f');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return keys.press(targetTab.id, 'b');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 500) });
+    }).then(() => {
+      return windows.get(targetWindow.id);
+    }).then((win) => {
+      let urls = win.tabs.map(t => t.url);
+      expect(urls).to.have.lengthOf(3);
+      expect(urls).to.include(CLIENT_URL + '/');
+      expect(urls).to.include(CLIENT_URL + '/follow');
+      expect(urls).to.include(CLIENT_URL + '/follow#external');
+    });
+  });
+
+  it('follows link with target=_blank into new tab by `F`', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/follow').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, 'F', { shiftKey: true });
+    }).then(() => {
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return keys.press(targetTab.id, 'b');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 500) });
+    }).then(() => {
+      return windows.get(targetWindow.id);
+    }).then((win) => {
+      let urls = win.tabs.map(t => t.url);
+      expect(urls).to.have.lengthOf(3);
+      expect(urls).to.include(CLIENT_URL + '/');
+      expect(urls).to.include(CLIENT_URL + '/follow');
+      expect(urls).to.include(CLIENT_URL + '/follow#external');
+    });
+  });
+
+  it('follows area by `F`', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/follow').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, 'f');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return keys.press(targetTab.id, 'c');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url).to.be.equal(CLIENT_URL + '/follow#area');
+    });
+  });
+});
diff --git a/e2e/contents/navigate.test.js b/e2e/contents/navigate.test.js
new file mode 100644
index 0000000..b3f5f32
--- /dev/null
+++ b/e2e/contents/navigate.test.js
@@ -0,0 +1,156 @@
+import * as windows from "../ambassador/src/client/windows";
+import * as tabs from "../ambassador/src/client/tabs";
+import * as keys from "../ambassador/src/client/keys";
+import * as scrolls from "../ambassador/src/client/scrolls";
+import { CLIENT_URL } from '../web-server/url';
+
+describe("navigate test", () => {
+  let targetWindow;
+
+  before(() => {
+    return windows.create().then((win) => {
+      targetWindow = win;
+      return tabs.create(targetWindow.id, CLIENT_URL);
+    });
+  });
+
+  after(() => {
+    return windows.remove(targetWindow.id);
+  });
+
+  it('goes to parent', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/a/b/c').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, 'g');
+    }).then(() => {
+      return keys.press(targetTab.id, 'u');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url).to.be.equal(CLIENT_URL + '/a/b/');
+    });
+  });
+
+  it('removes hash', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/a/b/c#navigate').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, 'g');
+    }).then(() => {
+      return keys.press(targetTab.id, 'u');
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url).to.be.equal(CLIENT_URL + '/a/b/c#');
+    });
+  });
+
+  it('goes to root', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/a/b/c').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, 'g');
+    }).then(() => {
+      return keys.press(targetTab.id, 'U', { shiftKey: true });
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url).to.be.equal(CLIENT_URL + '/');
+    });
+  });
+
+  it('goes back and forward in history', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/#navigate').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, 'g');
+    }).then(() => {
+      return keys.press(targetTab.id, 'u');
+    }).then(() => {
+      return keys.press(targetTab.id, 'H', { shiftKey: true });
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url, 'go back in history').to.be.equal(CLIENT_URL + '/#navigate');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return keys.press(targetTab.id, 'L', { shiftKey: true });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url, 'go next in history').to.be.equal(CLIENT_URL + '/#');
+    });
+  });
+
+  it('goes previous page by <a>', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/a-pagenation?page=10').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, '[');
+    }).then(() => {
+      return keys.press(targetTab.id, '[');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url).to.be.equal(CLIENT_URL + '/a-pagenation?page=9');
+    });
+  })
+
+  it('goes next page by <a>', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/a-pagenation?page=10').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, ']');
+    }).then(() => {
+      return keys.press(targetTab.id, ']');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url).to.be.equal(CLIENT_URL + '/a-pagenation?page=11');
+    });
+  })
+
+  it('goes previous page by <link>', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/link-pagenation?page=10').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, '[');
+    }).then(() => {
+      return keys.press(targetTab.id, '[');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url).to.be.equal(CLIENT_URL + '/link-pagenation?page=9');
+    });
+  })
+
+  it('goes next page by <link>', () => {
+    let targetTab;
+    return tabs.create(targetWindow.id, CLIENT_URL + '/link-pagenation?page=10').then((tab) => {
+      targetTab = tab;
+      return keys.press(targetTab.id, ']');
+    }).then(() => {
+      return keys.press(targetTab.id, ']');
+    }).then(() => {
+      return new Promise(resolve => { setTimeout(() => resolve(), 10) });
+    }).then(() => {
+      return tabs.get(targetTab.id);
+    }).then((tab) => {
+      expect(tab.url).to.be.equal(CLIENT_URL + '/link-pagenation?page=11');
+    });
+  })
+});
diff --git a/e2e/contents/scroll.test.js b/e2e/contents/scroll.test.js
index 0a896b3..9410343 100644
--- a/e2e/contents/scroll.test.js
+++ b/e2e/contents/scroll.test.js
@@ -2,8 +2,7 @@ import * as windows from "../ambassador/src/client/windows";
 import * as tabs from "../ambassador/src/client/tabs";
 import * as keys from "../ambassador/src/client/keys";
 import * as scrolls from "../ambassador/src/client/scrolls";
-
-const SERVER_URL = "localhost:11111";
+import { CLIENT_URL } from '../web-server/url';
 
 describe("scroll test", () => {
   let targetWindow;
@@ -12,7 +11,7 @@ describe("scroll test", () => {
   before(() => {
     return windows.create().then((win) => {
       targetWindow = win;
-      return tabs.create(targetWindow.id, SERVER_URL);
+      return tabs.create(targetWindow.id, CLIENT_URL + '/scroll');
     }).then((tab) => {
       targetTab = tab;
     });
diff --git a/e2e/contents/tab.test.js b/e2e/contents/tab.test.js
index 880deb8..72479b9 100644
--- a/e2e/contents/tab.test.js
+++ b/e2e/contents/tab.test.js
@@ -1,14 +1,13 @@
 import * as windows from "../ambassador/src/client/windows";
 import * as tabs from "../ambassador/src/client/tabs";
 import * as keys from "../ambassador/src/client/keys";
-
-const SERVER_URL = "localhost:11111/";
+import { CLIENT_URL } from '../web-server/url';
 
 describe("tab test", () => {
   let targetWindow;
 
   beforeEach(() => {
-    return windows.create(SERVER_URL).then((win) => {
+    return windows.create(CLIENT_URL).then((win) => {
       targetWindow = win;
     });
   });
@@ -20,7 +19,7 @@ describe("tab test", () => {
   it('deletes tab by d', () => {
     let before;
     let targetTab;
-    return tabs.create(targetWindow.id, SERVER_URL).then((tab) => {
+    return tabs.create(targetWindow.id, CLIENT_URL).then((tab) => {
       targetTab = tab;
       return windows.get(targetWindow.id);
     }).then((win) => {
@@ -36,7 +35,7 @@ describe("tab test", () => {
   it('duplicates tab by zd', () => {
     let before;
     let targetTab;
-    return tabs.create(targetWindow.id, SERVER_URL).then((tab) => {
+    return tabs.create(targetWindow.id, CLIENT_URL).then((tab) => {
       targetTab = tab;
       return windows.get(targetWindow.id)
     }).then((win) => {;
@@ -54,7 +53,7 @@ describe("tab test", () => {
   it('makes pinned by zp', () => {
     let before;
     let targetTab;
-    return tabs.create(targetWindow.id, SERVER_URL).then((tab) => {
+    return tabs.create(targetWindow.id, CLIENT_URL).then((tab) => {
       targetTab = tab;
       return windows.get(targetWindow.id)
     }).then((win) => {;
@@ -71,11 +70,11 @@ describe("tab test", () => {
 
   it('selects previous tab by K', () => {
     return Promise.resolve().then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#1')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#2')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#2')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#3');
+      return tabs.create(targetWindow.id, CLIENT_URL + '#3');
     }).then(() => {
       return tabs.selectAt(targetWindow.id, 2);
     }).then((tab) => {
@@ -89,11 +88,11 @@ describe("tab test", () => {
 
   it('selects previous tab by K rotatory', () => {
     return Promise.resolve().then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#1')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#2')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#2')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#3');
+      return tabs.create(targetWindow.id, CLIENT_URL + '#3');
     }).then(() => {
       return tabs.selectAt(targetWindow.id, 0);
     }).then((tab) => {
@@ -107,11 +106,11 @@ describe("tab test", () => {
 
   it('selects next tab by J', () => {
     return Promise.resolve().then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#1')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#2')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#2')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#3');
+      return tabs.create(targetWindow.id, CLIENT_URL + '#3');
     }).then(() => {
       return tabs.selectAt(targetWindow.id, 2);
     }).then((tab) => {
@@ -125,11 +124,11 @@ describe("tab test", () => {
 
   it('selects previous tab by J rotatory', () => {
     return Promise.resolve().then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#1')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#2')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#2')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#3');
+      return tabs.create(targetWindow.id, CLIENT_URL + '#3');
     }).then(() => {
       return tabs.selectAt(targetWindow.id, 3);
     }).then((tab) => {
@@ -143,11 +142,11 @@ describe("tab test", () => {
 
   it('selects first tab by g0', () => {
     return Promise.resolve().then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#1')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#2')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#2')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#3');
+      return tabs.create(targetWindow.id, CLIENT_URL + '#3');
     }).then(() => {
       return tabs.selectAt(targetWindow.id, 2);
     }).then((tab) => {
@@ -163,11 +162,11 @@ describe("tab test", () => {
 
   it('selects last tab by g$', () => {
     return Promise.resolve().then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#1')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#2')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#2')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#3');
+      return tabs.create(targetWindow.id, CLIENT_URL + '#3');
     }).then(() => {
       return tabs.selectAt(targetWindow.id, 2);
     }).then((tab) => {
@@ -183,11 +182,11 @@ describe("tab test", () => {
 
   it('selects last selected tab by <C-6>', () => {
     return Promise.resolve().then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#1')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#2')
+      return tabs.create(targetWindow.id, CLIENT_URL + '#2')
     }).then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#3');
+      return tabs.create(targetWindow.id, CLIENT_URL + '#3');
     }).then(() => {
       return tabs.selectAt(targetWindow.id, 1);
     }).then(() => {
@@ -203,11 +202,60 @@ describe("tab test", () => {
 
   it('deletes tab by d', () => {
     return Promise.resolve().then(() => {
-      return tabs.create(targetWindow.id, SERVER_URL + '#1');
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1');
+    }).then((tab) => {
+      return keys.press(tab.id, 'd');
+    }).then(() => {
+      return windows.get(targetWindow.id);
+    }).then((win) => {
+      expect(win.tabs).to.have.lengthOf(1);
+    });
+  });
+
+  it('reopen tab by u', () => {
+    return Promise.resolve().then(() => {
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1');
     }).then((tab) => {
       return keys.press(tab.id, 'd');
     }).then(() => {
       return windows.get(targetWindow.id);
+    }).then((win) => {
+      expect(win.tabs).to.have.lengthOf(1);
+      return keys.press(win.tabs[0].id, 'u');
+    }).then(() => {
+      return windows.get(targetWindow.id);
+    }).then((win) => {
+      expect(win.tabs).to.have.lengthOf(2);
+    });
+  });
+
+  it('does not delete pinned tab by d', () => {
+    return Promise.resolve().then(() => {
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1');
+    }).then((tab) => {
+      return tabs.update(tab.id, { pinned: true });
+    }).then((tab) => {
+      return keys.press(tab.id, 'd');
+    }).then(() => {
+      return windows.get(targetWindow.id);
+    }).then((win) => {
+      expect(win.tabs).to.have.lengthOf(2);
+    });
+  });
+
+  it('deletes pinned tab by !d', () => {
+    let target;
+    return Promise.resolve().then(() => {
+      return tabs.create(targetWindow.id, CLIENT_URL + '#1');
+    }).then((tab) => {
+      return tabs.update(tab.id, { pinned: true });
+    }).then((tab) => {
+      target = tab;
+      return keys.press(target.id, '!');
+    }).then(() => {
+      return keys.press(target.id, 'd');
+    }).then(() => {
+      return windows.get(targetWindow.id);
     }).then((win) => {
       expect(win.tabs).to.have.lengthOf(1);
     });
diff --git a/e2e/contents/zoom.test.js b/e2e/contents/zoom.test.js
index 10b7cca..c7efc93 100644
--- a/e2e/contents/zoom.test.js
+++ b/e2e/contents/zoom.test.js
@@ -1,15 +1,14 @@
 import * as windows from "../ambassador/src/client/windows";
 import * as tabs from "../ambassador/src/client/tabs";
 import * as keys from "../ambassador/src/client/keys";
-
-const SERVER_URL = "localhost:11111/";
+import { CLIENT_URL } from '../web-server/url';
 
 describe("zoom test", () => {
   let targetWindow;
   let targetTab;
 
   before(() => {
-    return windows.create(SERVER_URL).then((win) => {
+    return windows.create(CLIENT_URL).then((win) => {
       targetWindow = win;
     });
   });
@@ -19,7 +18,7 @@ describe("zoom test", () => {
   });
 
   beforeEach(() => {
-    return tabs.create(targetWindow.id, SERVER_URL).then((tab) => {
+    return tabs.create(targetWindow.id, CLIENT_URL).then((tab) => {
       targetTab = tab;
     });
   });
diff --git a/e2e/web-server/index.js b/e2e/web-server/index.js
index 81e11c1..bf60078 100644
--- a/e2e/web-server/index.js
+++ b/e2e/web-server/index.js
@@ -1,14 +1,88 @@
+'use strict';
+
+var serverUrl = require('./url');
 var http = require('http');
+var url = require('url');
 
-const content =
-'<!DOCTYPE html>' +
-'<html lang="en">' +
-  '<body style="width:10000px; height:10000px">' +
-  '</body>' +
-'</html">' ;
+const handleScroll = (req, res) => {
+  res.writeHead(200, {'Content-Type': 'text/html'});
+  res.end('<!DOCTYPEhtml><html lang="en"><body style="width:10000px; height:10000px"></body></html">');
+};
 
+const handleAPagenation = (req, res) => {
+  let u = url.parse(req.url);
+  let params = new url.URLSearchParams(u.search);
+  let page = params.get('page') === null ? null : Number(params.get('page'));
+  if (page === null || isNaN(page)) {
+    return handle404(req, res);
+  }
+
+  let body = '';
+  let nextLink = u.pathname + '?page=' + (page + 1);
+  let prevLink = u.pathname + '?page=' + (page - 1);
+
+  if (page > 1) {
+    body += '<a href="' + prevLink + '">prev</a> | ';
+  }
+  body += '<a href="' + nextLink + '">next</a>';
+
+  res.writeHead(200, {'Content-Type': 'text/html'});
+  res.end('<!DOCTYPEhtml><html lang="en"><body">' + body + '</body></html">');
+};
+
+const handleLinkPagenation = (req, res) => {
+  let u = url.parse(req.url);
+  let params = new url.URLSearchParams(u.search);
+  let page = params.get('page') === null ? null : Number(params.get('page'));
+  if (page === null || isNaN(page)) {
+    return handle404(req, res);
+  }
+
+  let head = '';
+  let nextLink = u.pathname + '?page=' + (page + 1);
+  let prevLink = u.pathname + '?page=' + (page - 1);
+
+  if (page > 1) {
+    head += '<link rel="prev" href="' + prevLink + '"></link>';
+  }
+  head += '<link rel="next" href="' + nextLink + '"></link>';
 
-http.createServer(function (req, res) {
   res.writeHead(200, {'Content-Type': 'text/html'});
-  res.end(content);
-}).listen(11111, '127.0.0.1');
+  res.end('<!DOCTYPEhtml><html lang="en"><head>' + head + '</head><body"></body></html">');
+};
+
+const handleFollow = (req, res) => {
+  let body = '';
+  body += '<a href="#a">a</a>';
+  body += '<a href="#external" target="_blank">external</a>';
+  body += '<img width="320" height="240"  src="data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=" usemap="#map"><map name="map"><area href="#area" shape="rect" coords="15,19,126,104"></map>'
+
+  res.writeHead(200, {'Content-Type': 'text/html'});
+  res.end('<!DOCTYPEhtml><html lang="en"><body">' + body + '</body></html">');
+}
+
+const handle404 = (req, res) => {
+  res.writeHead(404, {'Content-Type': 'text/plain'});
+  res.end('not found')
+};
+
+http.createServer(function (req, res) {
+  if (req.method !== 'GET') {
+    handle404(req, res);
+  }
+
+  let u = url.parse(req.url);
+  if (u.pathname === '/scroll') {
+    handleScroll(req, res);
+  } else if (u.pathname === '/a-pagenation') {
+    handleAPagenation(req, res);
+  } else if (u.pathname === '/link-pagenation') {
+    handleLinkPagenation(req, res);
+  } else if (u.pathname === '/follow') {
+    handleFollow(req, res);
+  } else {
+    handle404(req, res);
+  }
+
+  console.log(`"${req.method} ${req.url}"`, res.statusCode)
+}).listen(serverUrl.PORT, serverUrl.HOST);
diff --git a/e2e/web-server/url.js b/e2e/web-server/url.js
new file mode 100644
index 0000000..37f3d84
--- /dev/null
+++ b/e2e/web-server/url.js
@@ -0,0 +1,5 @@
+module.exports = {
+  PORT: 11111,
+  HOST: '127.0.0.1',
+  CLIENT_URL: 'http://127.0.0.1:11111',
+}