diff --git a/src/components/blockui/BlockUI.spec.js b/src/components/blockui/BlockUI.spec.js
new file mode 100644
index 000000000..0717de401
--- /dev/null
+++ b/src/components/blockui/BlockUI.spec.js
@@ -0,0 +1,63 @@
+import { config, mount } from '@vue/test-utils';
+import BlockUI from './BlockUI.vue';
+import Panel from '@/components/panel/Panel.vue';
+import Button from '@/components/button/Button.vue';
+
+config.global.mocks = {
+    $primevue: {
+        config: {
+            zIndex: {
+                modal: 1100
+            }
+        }
+    }
+}
+
+describe('BlockUI.vue', () => {
+    it('should blocked and unblocked the panel', async () => {
+        const wrapper = mount({
+            template: `
+                <Button type="button" label="Block" @click="blockPanel()"></Button>
+                <Button type="button" label="Unblock" @click="unblockPanel()"></Button>
+
+                <BlockUI :blocked="blockedPanel">
+                    <Panel header="Godfather I" style="margin-top: 20px">
+                        <p>The story begins as Don Vito Corleone, the head of a New York Mafia family.</p>
+                    </Panel>
+                </BlockUI>
+            `,
+            components: {
+                BlockUI,
+                Panel,
+                Button
+            },
+            data() {
+                return {
+                    blockedPanel: false
+                }
+            },
+            methods: {
+                blockPanel() {
+                    this.blockedPanel = true;
+                },
+                unblockPanel() {
+                    this.blockedPanel = false;
+                }
+            }
+        });
+
+        expect(wrapper.find('.p-blockui-container').exists()).toBe(true);
+
+        const buttons = wrapper.findAll('.p-button');
+
+        await buttons[0].trigger('click');
+
+        expect(wrapper.find('.p-blockui').exists()).toBe(true);
+        expect(wrapper.find('.p-blockui').classes()).toContain('p-component-overlay-enter');
+        expect(wrapper.find('.p-blockui').attributes().style).toEqual('z-index: 1101;');
+
+        await buttons[1].trigger('click');
+
+        expect(wrapper.find('.p-blockui').classes()).toContain('p-component-overlay-leave');
+    });
+});
diff --git a/src/components/ripple/Ripple.spec.js b/src/components/ripple/Ripple.spec.js
new file mode 100644
index 000000000..f3a9b220a
--- /dev/null
+++ b/src/components/ripple/Ripple.spec.js
@@ -0,0 +1,32 @@
+import { config, mount } from '@vue/test-utils';
+import Ripple from './Ripple';
+
+config.global.mocks = {
+    $primevue: {
+        config: {
+            ripple: true
+        }
+    }
+}
+
+config.global.directives = {
+    Ripple
+}
+
+describe('Ripple', () => {
+    it('should exist', async () => {
+        const wrapper = mount({
+            template: `
+                <div class="card p-ripple" v-ripple>Default</div>
+            `
+        });
+
+        const card = wrapper.find('.card');
+
+        expect(wrapper.find('.p-ink').exists()).toBe(true);
+
+        await card.trigger('mousedown');
+
+        expect(wrapper.find('.p-ink').classes()).toContain('p-ink-active');
+    });
+});
\ No newline at end of file
diff --git a/src/components/styleclass/StyleClass.spec.js b/src/components/styleclass/StyleClass.spec.js
new file mode 100644
index 000000000..821c9abe8
--- /dev/null
+++ b/src/components/styleclass/StyleClass.spec.js
@@ -0,0 +1,36 @@
+import { config, mount } from '@vue/test-utils';
+import StyleClass from './StyleClass';
+import Button from '@/components/button/Button.vue';
+import InputText from '@/components/inputtext/InputText.vue';
+
+config.global.directives = {
+    'styleclass': StyleClass
+}
+
+describe('StyleClass', () => {
+    it('should work with next selector', async () => {
+        const wrapper = mount({
+            template: `
+                <Button label="Toggle p-disabled" v-styleclass="{ selector: '@next', toggleClass: 'p-disabled' }" />
+                <InputText class="block mt-3" />
+            `,
+            components: {
+                Button,
+                InputText
+            }
+        });
+
+        const button = wrapper.find('.p-button');
+        const input = wrapper.find('.p-inputtext');
+
+        expect(input.classes()).not.toContain('p-disabled');
+
+        await button.trigger('click');
+
+        expect(input.classes()).toContain('p-disabled');
+
+        await button.trigger('click');
+
+        expect(input.classes()).not.toContain('p-disabled');
+    });
+});
\ No newline at end of file
diff --git a/src/components/terminal/Terminal.spec.js b/src/components/terminal/Terminal.spec.js
new file mode 100644
index 000000000..7d2de4114
--- /dev/null
+++ b/src/components/terminal/Terminal.spec.js
@@ -0,0 +1,97 @@
+import { mount } from '@vue/test-utils';
+import TerminalService from '@/components/terminalservice/TerminalService';
+import Terminal from './Terminal.vue';
+
+describe('Terminal.vue', () => {
+    it('should return valid command', async () => {
+        const wrapper = mount({
+            components: {
+                Terminal
+            },
+            template: `<Terminal welcomeMessage="Welcome to PrimeVue" prompt="primevue $" class="dark-demo-terminal" />`,
+            mounted() {
+                TerminalService.on('command', this.commandHandler);
+            },
+            beforeUnmount() {
+                TerminalService.off('command', this.commandHandler);
+            },
+            methods: {
+                commandHandler(text) {
+                    let response;
+                    let argsIndex = text.indexOf(' ');
+                    let command = argsIndex !== -1 ? text.substring(0, argsIndex) : text;
+
+                    switch(command) {
+                        case "d":
+                            response = 'Valid command';
+                            break;
+
+                        default:
+                            response = "Unknown command: " + command;
+                    }
+
+                    TerminalService.emit('response', response);
+                }
+            }
+        });
+
+        expect(wrapper.find('.p-terminal.p-component').exists()).toBe(true);
+        expect(wrapper.find('input.p-terminal-input').exists()).toBe(true);
+
+        wrapper.find('input.p-terminal-input').setValue('d');
+
+        wrapper.find('.p-terminal-input').trigger('keydown', {
+            keyCode: 13
+        });
+
+        await wrapper.vm.$nextTick();
+
+        expect(wrapper.find('.p-terminal-response').text()).toBe('Valid command');
+    });
+
+    it('should return invalid command', async () => {
+        const wrapper = mount({
+            components: {
+                Terminal
+            },
+            template: `<Terminal welcomeMessage="Welcome to PrimeVue" prompt="primevue $" class="dark-demo-terminal" />`,
+            mounted() {
+                TerminalService.on('command', this.commandHandler);
+            },
+            beforeUnmount() {
+                TerminalService.off('command', this.commandHandler);
+            },
+            methods: {
+                commandHandler(text) {
+                    let response;
+                    let argsIndex = text.indexOf(' ');
+                    let command = argsIndex !== -1 ? text.substring(0, argsIndex) : text;
+
+                    switch(command) {
+                        case "d":
+                            response = 'Valid command';
+                            break;
+
+                        default:
+                            response = "Unknown command: " + command;
+                    }
+
+                    TerminalService.emit('response', response);
+                }
+            }
+        });
+
+        expect(wrapper.find('.p-terminal.p-component').exists()).toBe(true);
+        expect(wrapper.find('input.p-terminal-input').exists()).toBe(true);
+
+        wrapper.find('input.p-terminal-input').setValue('dd');
+
+        wrapper.find('.p-terminal-input').trigger('keydown', {
+            keyCode: 13
+        });
+
+        await wrapper.vm.$nextTick();
+
+        expect(wrapper.find('.p-terminal-response').text()).toBe('Unknown command: dd');
+    });
+});
\ No newline at end of file