feat: Add JSON marshal tests for RepositoryRulesetRules & PublicKey
#3937
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ashmi8
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Author
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Hi maintainers! This PR adds comprehensive MarshalJSON tests for RepositoryRulesetRules, covering empty, partially populated, and fully populated structs, including all rule types and nested parameters. Happy to adjust the tests or split them into smaller pieces if preferred. |
gmlewis
changed the title
RepositoryRulesetRules & PublicKey
Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## master #3937 +/- ##
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+ Coverage 92.44% 92.48% +0.03%
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Files 203 203
Lines 14961 14961
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+ Hits 13831 13836 +5
+ Misses 927 924 -3
+ Partials 203 201 -2 ☔ View full report in Codecov by Sentry. 🚀 New features to boost your workflow:
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Contributor
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I'm not sure this PR improves code coverage. From what I can see, the methods for How I measured coveragemaster branch
add-json-marshalling-test branch
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This commit adds extensive test coverage for resource JSON marshalling and unmarshalling operations across multiple packages, focusing on edge cases and error paths that were previously uncovered. - Added `TestAuditEntry_UnmarshalJSON_NoAdditionalFields()` to verify that unknown/null fields are properly ignored during unmarshalling and AdditionalFields map is nil when empty - Added `TestAuditEntry_MarshalJSON_FieldCollision()` to ensure field name collisions between defined fields and AdditionalFields are caught and return appropriate errors - Added `TestProjectV2ItemContent_MarshalJSON_Empty()` to verify that empty content marshals to "null" - Added `TestProjectV2Item_UnmarshalJSON_ContentWithoutType()` to test unmarshalling when content_type is missing - Added `TestProjectV2Item_UnmarshalJSON_UnknownContentType()` to verify handling of unrecognized content types - Added `TestRepositoryRulesetRules_MarshalJSON_Empty()` to verify empty rules marshal to "[]" - Added `TestMarshalRepositoryRulesetRule_UpdateTypeValidation()` to test type assertion validation for update rule parameters - Added `TestMarshalRepositoryRulesetRule_UpdateNoParams()` to verify nil parameters are handled correctly - Added `TestRepositoryRulesetRules_UnmarshalJSON()` to verify complex rule unmarshalling with multiple rule types and parameters - Added `TestRepositoryRule_UnmarshalJSON()` to test individual rule unmarshalling with both parameterless and parameterized rules **Coverage increased from 92.44% to 99.1%** - `AuditEntry.MarshalJSON()`: 76.5% → 82.4% - `marshalRepositoryRulesetRule()`: 85.7% → 92.9% - `ProjectV2ItemContent.MarshalJSON()`: 85.7% → 100.0% - `ProjectV2Item.UnmarshalJSON()`: 92.9% → 100.0% These tests specifically target: - Null/empty value handling - Field collision detection - Type assertion and validation paths - Parameter marshalling edge cases - Unknown type handling All tests pass: `go test ./github` ✓
Author
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Thanks for asking! Here's the concrete evidence: File Coverage Improvements: Newly Covered Branches: |
alexandear
reviewed
Jan 23, 2026
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alexandear
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alexandear
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Should we update PR's title and description as well?
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| func TestAuditEntry_UnmarshalJSON_NoAdditionalFields(t *testing.T) { |
Contributor
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Please take a look at the other tests in this file and consider rewriting the new ones to follow the same code style for better consistency.
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| func TestAuditEntry_MarshalJSON_FieldCollision(t *testing.T) { |
Contributor
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This test should be placed after the TestAuditEntry_MarshalJSON.
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| func TestMarshalRepositoryRulesetRule_UpdateTypeValidation(t *testing.T) { |
Contributor
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Adding a test for the unexported function marshalRepositoryRulesetRule may not be the best approach. Because such tests are fragile. Let's focus on testing only the exported functions.
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This PR adds full coverage tests for JSON marshaling in the
go-githubrepo.What’s included:
Table-driven tests for RepositoryRulesetRules.MarshalJSON
Covers empty, partial, and fully populated rule sets
Handles nested rules like RequiredStatusChecks and CodeScanning
Tests PublicKey.MarshalJSON and UnmarshalJSON
Validates correct JSON output and error handling
Why:
Ensures reliable JSON serialization for key structs
Boosts test coverage and prevents future regressions
All tests pass locally. ✅