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test(pager): add pager UI E2E test case #29

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merged 1 commit into from
Sep 18, 2024

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@gimmyhehe gimmyhehe commented Sep 18, 2024

PR

PR Checklist

Please check if your PR fulfills the following requirements:

  • The commit message follows our Commit Message Guidelines
  • Tests for the changes have been added (for bug fixes / features)
  • Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

  • Bugfix
  • Feature
  • Code style update (formatting, local variables)
  • Refactoring (no functional changes, no api changes)
  • Build related changes
  • CI related changes
  • Documentation content changes
  • Other... Please describe:

What is the current behavior?

Issue Number: N/A

What is the new behavior?

Does this PR introduce a breaking change?

  • Yes
  • No

Other information

Summary by CodeRabbit

  • New Features

    • Enhanced screenshot testing with stricter validation settings for pixel differences.
    • Introduced a comprehensive test suite for the pager component, covering various UI interactions and states.
  • Bug Fixes

    • Improved visual integrity checks for the pager component to ensure consistent user experience across different scenarios.

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coderabbitai bot commented Sep 18, 2024

Walkthrough

The changes involve modifications to the configuration settings in src/config.ts, specifically adding two properties, threshold and maxDiffPixels, to the toHaveScreenshot configuration object. Additionally, a new test suite has been introduced in tests/pager/xdesign.spec.ts that includes various UI tests for the pager component, covering default and hover states, dropdown interactions, disabled states, and pagination modes.

Changes

File Change Summary
src/config.ts Added threshold: 0 and maxDiffPixels: 0 to the toHaveScreenshot configuration object.
tests/pager/xdesign.spec.ts Introduced a new test suite for the pager component, validating UI across default, hover, dropdown, disabled states, and pagination modes.

Poem

In the garden where pixels play,
A pager hops in a bright ballet.
With thresholds set to zero tight,
It dances through the day and night.
Screenshots capture every glance,
In this whimsical testing dance! 🐇✨


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Actionable comments posted: 2

Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between 7efd657 and e970fb4.

Files ignored due to path filters (16)
  • tests/pager/xdesign.spec.ts-snapshots/basic-usage-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/goto-hover-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/mini-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/mini-disabled-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/next-hover-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/page-item-hover-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/pager-complete-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/pager-disabled-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/pager-fixed-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/pager-number-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/pager-simple-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/pager-simplest-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/popper-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/popper-item-hover-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/prev-hover-chromium-win32.png is excluded by !**/*.png
  • tests/pager/xdesign.spec.ts-snapshots/sizes-hover-chromium-win32.png is excluded by !**/*.png
Files selected for processing (2)
  • src/config.ts (1 hunks)
  • tests/pager/xdesign.spec.ts (1 hunks)
Additional comments not posted (2)
tests/pager/xdesign.spec.ts (2)

69-87: Comprehensive pagination mode tests

Your tests for different pagination modes are thorough and well-structured, ensuring each mode is properly validated for visual correctness. This enhances the robustness of the UI testing coverage.


77-86: Verify the correctness of button indices in pagination mode tests

In the pagination mode tests, you're clicking on radio buttons using .first() and .nth() methods. Please ensure that the indices correspond to the intended pagination modes, as Playwright's nth() method is zero-based. Verifying this will help prevent any unintended behavior during the tests.

You can run the following script to list the radio button labels and their indices to confirm they match:

Verification successful

Button indices in pagination mode tests are correct

After thorough verification, I can confirm that the button indices in the pagination mode tests are correct and correspond to the intended pagination modes. The test file 'tests/pager/xdesign.spec.ts' shows the following sequence of button clicks:

  1. btn.first().click() - Selects the first radio button (index 0)
  2. btn.nth(1).click() - Selects the second radio button (index 1)
  3. btn.nth(2).click() - Selects the third radio button (index 2)
  4. btn.nth(3).click() - Selects the fourth radio button (index 3)
  5. btn.nth(4).click() - Selects the fifth radio button (index 4)

This sequence correctly uses Playwright's zero-based indexing for the nth() method. The tests appear to be clicking through different pager modes (number, simple, complete, fixed, simplest) in order, as evidenced by the screenshot names in the expectations.

Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: List radio button labels with their indices to verify correct ordering.

# Test: Extract and display radio button texts with indices.
# Expected: Index and corresponding label for each radio button.

rg --type ts 'demo.locator\(.tiny-radio-button.\)' -A 2 | grep 'locator' | nl

Length of output: 147


Script:

#!/bin/bash
# Description: List radio button labels with their indices to verify correct ordering.

# Search for radio button definitions and process the output
rg --type ts 'demo\.locator\(\.tiny-radio-button\)' -A 2 | 
  rg 'locator\(' |
  awk '{print NR-1 ": " $0}'

Length of output: 104


Script:

#!/bin/bash
# Description: Search for any mentions of radio buttons or pager in test files

# Broad search for 'radio' or 'pager' in test files
echo "Searching for 'radio' or 'pager' in test files:"
rg -i -t ts '(radio|pager)' tests/

# If the above search yields results, we'll search for specific button click actions
echo -e "\nSearching for button click actions:"
rg -i -t ts '(btn|button).*click\(' tests/

Length of output: 2533

Comment on lines +12 to +14
maxDiffPixelRatio: 0.02,
threshold: 0,
maxDiffPixels: 0
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Possible conflict in toHaveScreenshot configuration settings

The toHaveScreenshot configuration sets maxDiffPixelRatio to 0.02, allowing up to 2% pixel difference in screenshots. However, both threshold and maxDiffPixels are set to 0, which effectively disallows any pixel differences. This could lead to unexpected test failures or confusion about the allowed variance in screenshot comparisons. Please review and adjust these settings to ensure they align with your intended tolerance for visual differences.

Comment on lines +22 to +25
const item = demo.locator('.tiny-pager__pages li').filter({ hasText: '20' })
await expect(demo).toBeInViewport()
await prev.hover()
await expect(demo).toHaveScreenshot('page-item-hover.png')
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Correct the hover target from prev to item

In this section, you intend to hover over a specific page item (item) and capture a screenshot named 'page-item-hover.png'. However, the code is incorrectly hovering over prev again instead of item. This will result in capturing the wrong hover state.

Apply this diff to fix the hover target:

- await prev.hover()
+ await item.hover()
Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
const item = demo.locator('.tiny-pager__pages li').filter({ hasText: '20' })
await expect(demo).toBeInViewport()
await prev.hover()
await expect(demo).toHaveScreenshot('page-item-hover.png')
const item = demo.locator('.tiny-pager__pages li').filter({ hasText: '20' })
await expect(demo).toBeInViewport()
await item.hover()
await expect(demo).toHaveScreenshot('page-item-hover.png')

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2 participants