🧹 chore: Add more unit-tests and benchmarks #12
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WalkthroughThis pull request introduces comprehensive updates to the project's development workflow and testing infrastructure. The changes primarily focus on enhancing the Makefile with new targets for various development tasks, expanding test coverage, and adding benchmarking capabilities. The modifications include new testing strategies for time duration encoding and decoding, performance benchmarks for different struct types, and improved documentation formatting. The updates aim to streamline development processes and provide more robust testing mechanisms. Changes
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Codecov ReportAll modified and coverable lines are covered by tests ✅
Additional details and impacted files@@ Coverage Diff @@
## main #12 +/- ##
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+ Coverage 86.96% 87.77% +0.80%
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Files 4 4
Lines 867 867
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+ Hits 754 761 +7
+ Misses 96 90 -6
+ Partials 17 16 -1
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Actionable comments posted: 1
🧹 Nitpick comments (7)
encoder_test.go (3)
537-565: Consider edge-case tests for extremely large or negative durations.While
TestTimeDurationEncodingappears robust, it might be beneficial to test edge durations (e.g., negative or extremely large time.Duration values) to ensure proper encoding and error handling.
593-660: Validate pointer fields comprehensively.
TestEncoderZeroAndNonZeroFieldsthoroughly checks omitted fields. This is a solid approach. You might consider adding a subtest to validate behavior for fields with special numeric values (e.g., negative integers) and confirm that they are handled as expected per project specs oromitemptyrules.
[approve]
777-797: Add time.Duration corner cases to benchmark.
BenchmarkTimeDurationEncodingcorrectly exercises the converter path. Including corner cases or random durations might help identify potential performance bottlenecks.decoder_test.go (3)
162-165: Nested slices and pointers remain correct, watch for index out-of-bounds.These references check nested pointers
F10,F11,F12,F13. The usage is correct, but be mindful of future expansions or deeper nesting, as it can complicate decoding logic.Also applies to: 170-173, 178-181, 186-189
2011-2011: TextUnmarshaler for slice of structs.Similar to the prior slice approach. The code is consistent with the specification. Consider rejecting partially invalid data if partial acceptance is not desired.
2781-2781: checkRequired usage inBenchmarkCheckRequiredFields.Ensure
v = v.Elem()is handled or commented out properly if reflection changes in the future. Right now, it’s commented, might not be needed on value type.Makefile (1)
45-49: longtest is an extended repetition.Running tests 15 times is robust for flakiness detection but can be time-consuming. Possibly adjust the count based on developer feedback.
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⛔ Files ignored due to path filters (1)
.github/workflows/linter.ymlis excluded by!**/*.yml
📒 Files selected for processing (4)
Makefile(1 hunks)decoder_test.go(23 hunks)doc.go(1 hunks)encoder_test.go(2 hunks)
✅ Files skipped from review due to trivial changes (1)
- doc.go
🔇 Additional comments (34)
encoder_test.go (6)
27-35: Ensure consistent usage of schema tags for benchmarking.
The struct SimpleStructForBenchmarkEncode is well-defined for benchmarking. No immediate functional or security concerns. It's good practice to confirm that these schema tags match usage scenarios in corresponding tests or modules.
567-591: Confirm zero-value equivalence for time.Duration.
TestTimeDurationOmitEmpty effectively checks the omitted field when time.Duration is zero. This is correct. Ensure that other zero-value edge cases (e.g., an uninitialized or negative duration if introduced in future changes) maintain consistent behavior if intentionally supported.
662-680: Benchmark setup looks good.
BenchmarkSimpleStructEncode sets up an appropriate environment for performance evaluations. If concurrency or locking is ever introduced, consider concurrency-based tests as well for higher coverage.
682-701: Parallel benchmark is correct.
BenchmarkSimpleStructEncodeParallel is properly using RunParallel. Watch out for shared state in vals maps if changed in future. Currently, it appears each goroutine uses a distinct map, so no concurrency issues are apparent.
718-746: Benchmark coverage is comprehensive.
BenchmarkLargeStructEncode is well-structured and covers essential fields. Good use of time.Time encoder registration for consistency. No obvious issues detected.
748-775: Parallel large struct encode is well handled.
Parallel testing logic is consistent. Each goroutine manipulates its own map instance. This avoids data races.
decoder_test.go (17)
59-72: LargeStructForBenchmark fosters thorough decoding tests.
Well-defined struct that aligns with new benchmarks. Keep an eye on potential nested references or concurrency issues if extended further.
74-83: SimpleStructForBenchmark is consistently structured.
Parallel to the encoder side, the new fields appear consistent and testable. No immediate issues; continue verifying usage in decoding tests.
627-630: Confirm array indexing.
The Bif slice reference is extended. Ensure any future changes handle out-of-bounds or missing data gracefully. Current usage is correct given the test data.
970-973: Structured pointer fields.
Acknowledging repeated pattern in F10, F11, F12, F13. These lines highlight correct usage of nested decoding and pointer references. Just be certain each pointer is allocated prior to usage to avoid panics in further expansions.
Also applies to: 978-981, 986-989, 994-997
1318-1318: Register converter usage.
Line 1318 references registering a converter for slices. This is a good approach. Double-check that an empty string or unusual input doesn't break the converter logic (which it currently seems to handle well).
1350-1350: Register converter for map usage.
Line 1350 extends map decoding. It's well-designed, but consider validating the format more strictly (e.g., if “key:val” pairs are missing).
1465-1465: Custom type handling.
These lines involve text unmarshaler usage and error handling for partial slices or invalid input. Good coverage. If production code does more with these types, watch for performance or error-handling overhead.
Also applies to: 1482-1482, 1495-1495
1975-1975: Slice-based TextUnmarshaler override.
Ensures the entire slice is parsed at once, overshadowing element-level logic. Code is correct. Just verify no partial data scenarios are incorrectly accepted.
2049-2049: Empty string conversion.
Ensures empty text still triggers text-unmarshaling instead of defaulting to the zero value. This is beneficial for consistent behavior.
2080-2081: Pointer to embedded usage.
This lines references decoding into pointer-based embedded structs. No immediate concerns; confirm no runtime panics if fields are absent.
2383-2383: Default values on fields.
Line 2383 belongs to expanded usage of default values. This logic is helpful but watch out for ambiguous defaults or potential conflict with the required tag.
2572-2602: TestTimeDurationDecoding – correct handling for valid durations.
Covers basic scenarios. Possibly extend coverage to negative or zero durations. Overall, logic is consistent.
2604-2631: TestTimeDurationDecodingInvalid ensures left-over reflect.Value.
Returning an invalid reflect.Value triggers a conversion error, which is correct. This is a good pattern for error checking.
2633-2670: TestMultipleConversionErrors – thorough approach.
Verifies multiple fields each raising a conversion error. This ensures robust error collection. Great coverage of multi-field error scenarios.
2671-2700: BenchmarkLargeStructDecode coverage.
Echoing the pattern in encoder_test.go, good to see consistent usage. This is beneficial for performance regressions on nested decodes.
2702-2733: Parallel decoding is well-executed.
BenchmarkLargeStructDecodeParallel is correct for concurrency testing. Keep an eye on shared state or side-effects; currently safe since data is read-only.
2793-2814: BenchmarkTimeDurationDecoding.
Parallels the encoding tests. Implementation is straightforward. Could consider edge cases or random durations for more robust performance coverage.
Makefile (11)
1-5: Clear "help" target.
Good approach for quickly listing available commands. This improves developer experience.
7-13: audit includes govulncheck.
This offers security scanning out of the box. If performance is slow, consider gating it behind a separate target or caching results. Otherwise, it’s a good, mindful approach.
14-18: benchmark target focuses on benchmark only.
This helps isolate performance checks. No issues spotted.
19-24: coverage generation.
Using gotestsum for coverage is neat. Double-check that results are not overshadowed if code coverage is too large or the coverage profile is stale.
25-29: format with gofumpt.
Ensures consistent formatting. Adherence to repository standards is beneficial.
30-34: markdown lint.
Helpful for doc consistency. If your repo has numerous MD files, watch out for performance overhead.
35-39: lint uses golangci-lint.
The pinned version v1.62.2 ensures consistent local results. Good practice.
43-44: test target using gotestsum.
Better formatting, especially for CI logs. The shuffle ensures test order variety—useful to catch test interdependencies.
50-54: tidy target usage.
Consistent with standard Go usage.
55-59: betteralign usage.
This complements the suggestion to optimize struct alignment. Good synergy with the new large structs.
60-65: Generate target.
Installing msgp and ifacemaker can help with code generation. Confirm these are essential tools for your workflow.
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