diff --git a/web/app/components/app/configuration/base/warning-mask/cannot-query-dataset.spec.tsx b/web/app/components/app/configuration/base/warning-mask/cannot-query-dataset.spec.tsx
new file mode 100644
index 0000000000..d625e9fb72
--- /dev/null
+++ b/web/app/components/app/configuration/base/warning-mask/cannot-query-dataset.spec.tsx
@@ -0,0 +1,22 @@
+import React from 'react'
+import { fireEvent, render, screen } from '@testing-library/react'
+import CannotQueryDataset from './cannot-query-dataset'
+
+describe('CannotQueryDataset WarningMask', () => {
+  test('should render dataset warning copy and action button', () => {
+    const onConfirm = jest.fn()
+    render(<CannotQueryDataset onConfirm={onConfirm} />)
+
+    expect(screen.getByText('appDebug.feature.dataSet.queryVariable.unableToQueryDataSet')).toBeInTheDocument()
+    expect(screen.getByText('appDebug.feature.dataSet.queryVariable.unableToQueryDataSetTip')).toBeInTheDocument()
+    expect(screen.getByRole('button', { name: 'appDebug.feature.dataSet.queryVariable.ok' })).toBeInTheDocument()
+  })
+
+  test('should invoke onConfirm when OK button clicked', () => {
+    const onConfirm = jest.fn()
+    render(<CannotQueryDataset onConfirm={onConfirm} />)
+
+    fireEvent.click(screen.getByRole('button', { name: 'appDebug.feature.dataSet.queryVariable.ok' }))
+    expect(onConfirm).toHaveBeenCalledTimes(1)
+  })
+})
diff --git a/web/app/components/app/configuration/base/warning-mask/formatting-changed.spec.tsx b/web/app/components/app/configuration/base/warning-mask/formatting-changed.spec.tsx
new file mode 100644
index 0000000000..a968bde272
--- /dev/null
+++ b/web/app/components/app/configuration/base/warning-mask/formatting-changed.spec.tsx
@@ -0,0 +1,39 @@
+import React from 'react'
+import { fireEvent, render, screen } from '@testing-library/react'
+import FormattingChanged from './formatting-changed'
+
+describe('FormattingChanged WarningMask', () => {
+  test('should display translation text and both actions', () => {
+    const onConfirm = jest.fn()
+    const onCancel = jest.fn()
+
+    render(
+      <FormattingChanged
+        onConfirm={onConfirm}
+        onCancel={onCancel}
+      />,
+    )
+
+    expect(screen.getByText('appDebug.formattingChangedTitle')).toBeInTheDocument()
+    expect(screen.getByText('appDebug.formattingChangedText')).toBeInTheDocument()
+    expect(screen.getByRole('button', { name: 'common.operation.cancel' })).toBeInTheDocument()
+    expect(screen.getByRole('button', { name: /common\.operation\.refresh/ })).toBeInTheDocument()
+  })
+
+  test('should call callbacks when buttons are clicked', () => {
+    const onConfirm = jest.fn()
+    const onCancel = jest.fn()
+    render(
+      <FormattingChanged
+        onConfirm={onConfirm}
+        onCancel={onCancel}
+      />,
+    )
+
+    fireEvent.click(screen.getByRole('button', { name: /common\.operation\.refresh/ }))
+    fireEvent.click(screen.getByRole('button', { name: 'common.operation.cancel' }))
+
+    expect(onConfirm).toHaveBeenCalledTimes(1)
+    expect(onCancel).toHaveBeenCalledTimes(1)
+  })
+})
diff --git a/web/app/components/app/configuration/base/warning-mask/has-not-set-api.spec.tsx b/web/app/components/app/configuration/base/warning-mask/has-not-set-api.spec.tsx
new file mode 100644
index 0000000000..46608374da
--- /dev/null
+++ b/web/app/components/app/configuration/base/warning-mask/has-not-set-api.spec.tsx
@@ -0,0 +1,26 @@
+import React from 'react'
+import { fireEvent, render, screen } from '@testing-library/react'
+import HasNotSetAPI from './has-not-set-api'
+
+describe('HasNotSetAPI WarningMask', () => {
+  test('should show default title when trial not finished', () => {
+    render(<HasNotSetAPI isTrailFinished={false} onSetting={jest.fn()} />)
+
+    expect(screen.getByText('appDebug.notSetAPIKey.title')).toBeInTheDocument()
+    expect(screen.getByText('appDebug.notSetAPIKey.description')).toBeInTheDocument()
+  })
+
+  test('should show trail finished title when flag is true', () => {
+    render(<HasNotSetAPI isTrailFinished onSetting={jest.fn()} />)
+
+    expect(screen.getByText('appDebug.notSetAPIKey.trailFinished')).toBeInTheDocument()
+  })
+
+  test('should call onSetting when primary button clicked', () => {
+    const onSetting = jest.fn()
+    render(<HasNotSetAPI isTrailFinished={false} onSetting={onSetting} />)
+
+    fireEvent.click(screen.getByRole('button', { name: 'appDebug.notSetAPIKey.settingBtn' }))
+    expect(onSetting).toHaveBeenCalledTimes(1)
+  })
+})
diff --git a/web/app/components/app/configuration/base/warning-mask/index.spec.tsx b/web/app/components/app/configuration/base/warning-mask/index.spec.tsx
new file mode 100644
index 0000000000..6d533a423d
--- /dev/null
+++ b/web/app/components/app/configuration/base/warning-mask/index.spec.tsx
@@ -0,0 +1,25 @@
+import React from 'react'
+import { render, screen } from '@testing-library/react'
+import WarningMask from './index'
+
+describe('WarningMask', () => {
+  // Rendering of title, description, and footer content
+  describe('Rendering', () => {
+    test('should display provided title, description, and footer node', () => {
+      const footer = <button type="button">Retry</button>
+      // Arrange
+      render(
+        <WarningMask
+          title="Access Restricted"
+          description="Only workspace owners may modify this section."
+          footer={footer}
+        />,
+      )
+
+      // Assert
+      expect(screen.getByText('Access Restricted')).toBeInTheDocument()
+      expect(screen.getByText('Only workspace owners may modify this section.')).toBeInTheDocument()
+      expect(screen.getByRole('button', { name: 'Retry' })).toBeInTheDocument()
+    })
+  })
+})
diff --git a/web/app/components/app/configuration/config-var/select-type-item/index.spec.tsx b/web/app/components/app/configuration/config-var/select-type-item/index.spec.tsx
new file mode 100644
index 0000000000..469164e607
--- /dev/null
+++ b/web/app/components/app/configuration/config-var/select-type-item/index.spec.tsx
@@ -0,0 +1,45 @@
+import React from 'react'
+import { fireEvent, render, screen } from '@testing-library/react'
+import SelectTypeItem from './index'
+import { InputVarType } from '@/app/components/workflow/types'
+
+describe('SelectTypeItem', () => {
+  // Rendering pathways based on type and selection state
+  describe('Rendering', () => {
+    test('should render ok', () => {
+      // Arrange
+      const { container } = render(
+        <SelectTypeItem
+          type={InputVarType.textInput}
+          selected={false}
+          onClick={jest.fn()}
+        />,
+      )
+
+      // Assert
+      expect(screen.getByText('appDebug.variableConfig.text-input')).toBeInTheDocument()
+      expect(container.querySelector('svg')).not.toBeNull()
+    })
+  })
+
+  // User interaction outcomes
+  describe('Interactions', () => {
+    test('should trigger onClick when item is pressed', () => {
+      const handleClick = jest.fn()
+      // Arrange
+      render(
+        <SelectTypeItem
+          type={InputVarType.paragraph}
+          selected={false}
+          onClick={handleClick}
+        />,
+      )
+
+      // Act
+      fireEvent.click(screen.getByText('appDebug.variableConfig.paragraph'))
+
+      // Assert
+      expect(handleClick).toHaveBeenCalledTimes(1)
+    })
+  })
+})