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annotate mrjunejune/test/snapshots/README.md @ 179:8d17f6e6e290
[ThirdParty] Added emsdk bazel rules that can be supported by bazel 9.0.0
| author | MrJuneJune <me@mrjunejune.com> |
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| date | Thu, 22 Jan 2026 21:23:17 -0800 |
| parents | 6626ec933933 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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1 # Test Snapshots |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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2 |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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3 This directory contains expected HTTP response snapshots for integration tests. |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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4 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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5 ## How It Works |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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6 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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7 Each test case generates a snapshot file based on its URL path: |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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8 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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9 - `/` → `root.snapshot` |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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10 - `/index.html` → `index.html.snapshot` |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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11 - `/api/users` → `api_users.snapshot` |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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12 - `/path/to/resource` → `path_to_resource.snapshot` |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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13 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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14 ## Workflow |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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15 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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16 ### First time (no snapshots exist): |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
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17 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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18 1. Create snapshots: |
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June Park <parkjune1995@gmail.com>
parents:
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19 ```bash |
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20 bazel run //mrjunejune:create_snapshots |
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June Park <parkjune1995@gmail.com>
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21 ``` |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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22 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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23 This will: |
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June Park <parkjune1995@gmail.com>
parents:
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24 - Start the test server |
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June Park <parkjune1995@gmail.com>
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25 - Make HTTP requests to all test paths |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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26 - Save responses to `mrjunejune/test/snapshots/` |
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June Park <parkjune1995@gmail.com>
parents:
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27 |
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June Park <parkjune1995@gmail.com>
parents:
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28 2. Verify tests pass: |
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June Park <parkjune1995@gmail.com>
parents:
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29 ```bash |
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June Park <parkjune1995@gmail.com>
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30 bazel test //mrjunejune:integration_test |
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June Park <parkjune1995@gmail.com>
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31 ``` |
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June Park <parkjune1995@gmail.com>
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32 |
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June Park <parkjune1995@gmail.com>
parents:
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33 All tests should now pass since snapshots exist. |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
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34 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
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35 ### Updating Snapshots |
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June Park <parkjune1995@gmail.com>
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36 |
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June Park <parkjune1995@gmail.com>
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37 When you change the server response format: |
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June Park <parkjune1995@gmail.com>
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38 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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39 1. Regenerate snapshots: |
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June Park <parkjune1995@gmail.com>
parents:
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40 ```bash |
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June Park <parkjune1995@gmail.com>
parents:
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41 bazel run //mrjunejune:create_snapshots |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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42 ``` |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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43 |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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44 2. Verify tests still pass: |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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45 ```bash |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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46 bazel test //mrjunejune:integration_test |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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47 ``` |
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June Park <parkjune1995@gmail.com>
parents:
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48 |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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49 3. Commit the updated snapshot files |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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50 |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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51 ## Two Separate Commands |
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June Park <parkjune1995@gmail.com>
parents:
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52 |
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June Park <parkjune1995@gmail.com>
parents:
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53 - **`bazel run //mrjunejune:create_snapshots`** - Creates/updates snapshot files (uses seobeo snapshot creator library) |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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54 - **`bazel test //mrjunejune:integration_test`** - Verifies responses match snapshots |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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55 |
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June Park <parkjune1995@gmail.com>
parents:
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56 This separation makes it clear when you're creating new snapshots vs. verifying against existing ones. |
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June Park <parkjune1995@gmail.com>
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57 |
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June Park <parkjune1995@gmail.com>
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58 ## Implementation Details |
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June Park <parkjune1995@gmail.com>
parents:
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59 |
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June Park <parkjune1995@gmail.com>
parents:
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60 The snapshot creation is implemented in the seobeo library: |
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61 - `seobeo/snapshot_creator.h` - Snapshot creation API |
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62 - `seobeo/snapshot_creator.c` - Implementation |
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63 - `mrjunejune/test/create_snapshots.c` - Binary that uses the library |
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64 |
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June Park <parkjune1995@gmail.com>
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65 This makes snapshot creation reusable across different projects. |
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June Park <parkjune1995@gmail.com>
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66 |
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June Park <parkjune1995@gmail.com>
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67 ## Special Cases |
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68 |
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June Park <parkjune1995@gmail.com>
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69 ### 200 OK Responses |
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June Park <parkjune1995@gmail.com>
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70 Only 200 OK responses are verified against snapshots. This ensures successful responses remain consistent. |
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6626ec933933
[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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71 |
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June Park <parkjune1995@gmail.com>
parents:
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72 ### Redirects (3xx status codes) |
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73 Redirect responses skip content comparison - only the status code is verified. |
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June Park <parkjune1995@gmail.com>
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74 |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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75 ### Error Responses (4xx, 5xx) |
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[Seobeo] Separated out Client Server logic. Created test tools.
June Park <parkjune1995@gmail.com>
parents:
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76 Error status codes are verified but content comparison is skipped to allow for response format flexibility. |