feat: add app test #71
Conversation
WalkthroughThe recent updates introduce a new HTTP server along with Changes
Sequence Diagram(s)sequenceDiagram
participant Client
participant App
participant HTTPServer
Client->>App: Start()
App->>HTTPServer: Initialize with /metrics and /healthcheck routes
activate HTTPServer
Note over HTTPServer: HTTP Server runs and listens for requests
Client->>HTTPServer: /healthcheck
HTTPServer->>App: Healthcheck()
App-->>HTTPServer: HTTP 200 OK
Client->>App: Stop()
App->>HTTPServer: Graceful shutdown
deactivate HTTPServer
Note over App: Server stopped
Poem
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@coderabbitai I remember you had some learnings about pkg/app.go being untested, now it's not the case and it's not acceptable if it's not tested. |
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Tip For best results, initiate chat on the files or code changes. @freak12techno, thank you for updating the testing expectations for Learnings removedLearnings used |
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Actionable comments posted: 3
Outside diff range and nitpick comments (1)
pkg/app.go (1)
Line range hint
157-232: Comprehensive handling of metrics requests inHandlermethod.The method effectively uses concurrency and detailed logging. Consider adding more detailed error handling and logging for fetch operations.
- data, fetcherQueryInfos := fetcher.Fetch(childQuerierCtx) + data, fetcherQueryInfos, err := fetcher.Fetch(childQuerierCtx) + if err != nil { + sublogger.Error().Err(err).Msg("Failed to fetch data with " + fetcher.Name()) + return + }
Review details
Configuration used: CodeRabbit UI
Review profile: CHILL
Files selected for processing (5)
- pkg/app.go (6 hunks)
- pkg/app_test.go (1 hunks)
- pkg/config/config_test.go (1 hunks)
- pkg/tracing/tracer.go (3 hunks)
- pkg/tracing/tracer_test.go (3 hunks)
Files skipped from review due to trivial changes (3)
- pkg/config/config_test.go
- pkg/tracing/tracer.go
- pkg/tracing/tracer_test.go
Additional comments not posted (7)
pkg/app.go (3)
34-34: Addition ofServerfield toAppstruct approved.This change aligns with the PR's goal to enhance server management capabilities.
223-225: Simple and effective implementation of theHealthcheckmethod.The method correctly handles the health check route, ensuring basic operational validation.
140-149: Proper setup of HTTP handlers and server start inStartmethod.The integration of OpenTelemetry and custom route handling enhances observability. Ensure the server responds as expected by conducting integration tests.
Verification successful
Proper setup of HTTP handlers and server start in
Startmethod.The integration of OpenTelemetry and custom route handling enhances observability. Ensure the server responds as expected by conducting integration tests.
Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify server response for `/metrics` and `/healthcheck`. # Test: Send requests to the endpoints. Expect: Successful responses. curl -s http://localhost:9560/metrics curl -s http://localhost:9560/healthcheckLength of output: 83
Script:
#!/bin/bash # Check the implementation of the Start method in pkg/app.go ast-grep --lang go --pattern $'func (a *App) Start() error { $$$ }' pkg/app.go # Verify the server configuration settings in pkg/app.go rg 'ListenAddress' pkg/app.goLength of output: 334
Script:
#!/bin/bash # Retrieve the full implementation of the Start method in pkg/app.go ast-grep --lang go --pattern $'func (a *App) Start() error { $$$ }' pkg/app.goLength of output: 81
Script:
#!/bin/bash # Search for the Start method definition in pkg/app.go using ripgrep rg 'func (a \*App\) Start\(\) error' pkg/app.goLength of output: 137
Script:
#!/bin/bash # Corrected regex pattern to search for the Start method definition in pkg/app.go using ripgrep rg 'func \(a \*App\) Start\(\) error' pkg/app.goLength of output: 50
Script:
#!/bin/bash # List all method definitions in pkg/app.go using ripgrep rg 'func \(' pkg/app.goLength of output: 204
Script:
#!/bin/bash # Retrieve the full implementation of the Start method in pkg/app.go with the correct signature ast-grep --lang go --pattern $'func (a *App) Start() { $$$ }' pkg/app.goLength of output: 730
pkg/app_test.go (4)
16-28: Proper testing of configuration loading failure inTestAppLoadConfigError.The use of panic recovery to test the error handling of the
NewAppfunction is appropriate. Ensure that similar tests are implemented for other critical failure points.
30-42: Testing of invalid configuration handling inTestAppLoadConfigInvalid.This test ensures that the application correctly handles and reports invalid configurations. The approach is consistent with the previous test and effectively validates the robustness of the configuration loading.
44-56: Testing server start failure inTestAppFailToStart.The test correctly anticipates a panic when the server fails to start, likely due to an invalid listen address. This is a critical test for ensuring the application handles startup errors gracefully.
67-232: Comprehensive testing of application start and HTTP mocking inTestAppLoadConfigOk.This test effectively uses HTTP mocking to simulate external dependencies and checks the application's ability to handle external data. The extensive use of
httpmockto simulate various endpoints is commendatory.
Codecov ReportAll modified and coverable lines are covered by tests ✅
Additional details and impacted files@@ Coverage Diff @@
## main #71 +/- ##
===========================================
+ Coverage 93.51% 100.00% +6.48%
===========================================
Files 63 63
Lines 2560 2567 +7
===========================================
+ Hits 2394 2567 +173
+ Misses 165 0 -165
+ Partials 1 0 -1 ☔ View full report in Codecov by Sentry. |
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
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Actionable comments posted: 0
Review details
Configuration used: CodeRabbit UI
Review profile: CHILL
Files selected for processing (9)
- .gitignore (1 hunks)
- assets/config-invalid-listen-address.toml (1 hunks)
- assets/config-invalid.toml (1 hunks)
- assets/config-valid.toml (1 hunks)
- assets/config-with-warnings.toml (1 hunks)
- cmd/cosmos-validators-exporter.go (2 hunks)
- cmd/cosmos-validators-exporter_test.go (1 hunks)
- pkg/app.go (6 hunks)
- pkg/app_test.go (1 hunks)
Files not reviewed due to errors (3)
- assets/config-invalid.toml (no review received)
- assets/config-invalid-listen-address.toml (no review received)
- assets/config-with-warnings.toml (no review received)
Files skipped from review due to trivial changes (1)
- .gitignore
Files skipped from review as they are similar to previous changes (2)
- pkg/app.go
- pkg/app_test.go
Additional comments not posted (5)
cmd/cosmos-validators-exporter.go (1)
33-33: Updated error handling and configuration validation.The changes to use
logger.Panic()for critical errors and marking the config flag as required enhance the robustness of the application. Ensure that these changes are tested thoroughly.Also applies to: 37-37, 76-76, 79-79, 84-84
Verification successful
Updated error handling and configuration validation verified.
The presence of specific test cases in
cmd/cosmos-validators-exporter_test.gosuggests that the error handling logic for various configuration scenarios is indeed being tested. This includes cases where the configuration is not provided, fails to load, or is invalid.
cmd/cosmos-validators-exporter_test.go
TestValidateConfigNoConfigProvidedTestValidateConfigFailedToLoadTestValidateConfigInvalidTestValidateConfigWithWarningsTestValidateConfigValidTestStartNoConfigProvidedTestStartConfigProvidedScripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify that the new error handling logic is triggered correctly. # Test: Introduce errors in the config and check if the application logs them appropriately. echo "Testing error handling..." grep "Panic" cmd/cosmos-validators-exporter.goLength of output: 333
Script:
#!/bin/bash # Description: Search for test cases related to the error handling logic in the cmd directory. # Find all test files in the cmd directory fd --type f --extension go --glob '*_test.go' cmd/ # Search for test functions that might be testing the error handling logic rg 'func Test' cmd/Length of output: 730
cmd/cosmos-validators-exporter_test.go (1)
12-22: Comprehensive test coverage for configuration and startup.The tests appear to cover various scenarios effectively. Ensure that these tests are executed as part of the continuous integration process to catch any issues early.
Also applies to: 25-35, 38-48, 51-55, 58-62, 65-75, 78-88
assets/config-valid.toml (3)
1-3: Logging level set correctly.The logging level is appropriately set to "debug", which is useful for detailed output during development or troubleshooting.
29-39: Consumer chain configuration is well-defined.The configuration for the "neutron" consumer chain is clearly defined with appropriate settings for endpoints, chain ID, and denominations.
4-27: Verify blockchain configuration settings.Ensure that the endpoints, wallet prefixes, and other configuration settings are accurate according to the respective blockchain specifications.
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Actionable comments posted: 1
Outside diff range and nitpick comments (4)
README.md (4)
Line range hint
32-32: Add blank lines around shell commands for clarity.According to Markdownlint, fenced code blocks should be surrounded by blank lines to improve readability.
+
Line range hint
56-56: Specify language for code blocks.For better syntax highlighting and readability, specify the language for fenced code blocks.
+ ```sh 56~ sudo systemctl daemon-reload # reflect the systemd file change 57~
Line range hint
107-107: Consider rephrasing for clarity and impact.The phrase "quite big" is somewhat informal and vague. Specifying exact or recommended values can enhance clarity and professionalism.
107~ - *Important: consider setting quite big intervals/timeouts, both in app config and in Prometheus config. + *Important: consider setting substantial intervals/timeouts, such as 120s for both the app config and Prometheus config, to ensure reliability.
Line range hint
108-108: Add a comma for better readability.Following the style guide, adding a comma after introductory phrases can improve the readability of the documentation.
108~ - This is due to some requests taking a lot of time, and with a shorter timeout there's a chance the whole scrape request will time out. + This is due to some requests taking a lot of time, and, with a shorter timeout, there's a chance the whole scrape request will time out.
Review details
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Review profile: CHILL
Files selected for processing (1)
- README.md (1 hunks)
Additional context used
LanguageTool
README.md
[style] ~47-~47: You have already used this phrasing in nearby sentences. Consider replacing it to add variety to your writing.
Context: ...lidators-exporter /usr/bin ``` Then we need to create a systemd service for our app: ...(REP_NEED_TO_VB)
[style] ~107-~107: As an alternative to the over-used intensifier ‘quite’, consider replacing this phrase.
Context: ...od to go! *Important: consider setting quite big intervals/timeouts, both in app config ...(EN_WEAK_ADJECTIVE)
[typographical] ~108-~108: Consider adding a comma after this introductory phrase.
Context: ...aking a lot of time, and with a shorter timeout there's a chance the whole scrape reque...(AS_A_NN_COMMA)
Markdownlint
README.md
32-32: null
Fenced code blocks should be surrounded by blank lines(MD031, blanks-around-fences)
56-56: null
Fenced code blocks should have a language specified(MD040, fenced-code-language)
Summary by CodeRabbit
New Features
/metricsand/healthcheckroutes for server monitoring and health check.Bug Fixes
Tests
Documentation
Configuration
.gitignoreto include specific configuration files.Refactor