est(pkg/ddc/alluxio): add tests for generateDataBackupValueFile #5480
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Summary of ChangesHello @hxrshxz, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed! This pull request modernizes the testing infrastructure for the Highlights
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Hi @hxrshxz. Thanks for your PR. I'm waiting for a fluid-cloudnative member to verify that this patch is reasonable to test. If it is, they should reply with Once the patch is verified, the new status will be reflected by the I understand the commands that are listed here. DetailsInstructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. |
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Code Review
This pull request successfully migrates the tests in pkg/ddc/alluxio/types_test.go from the standard Go testing library to the Ginkgo/Gomega framework. The migration is well-executed and follows Ginkgo best practices. A significant improvement is the addition of several new test cases that cover edge cases like empty tiered store levels and empty paths, which enhances the overall test coverage. I have one suggestion to further improve the test code's clarity by using constants for values that do not change across tests.
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Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## master #5480 +/- ##
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+ Coverage 56.76% 57.08% +0.31%
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[APPROVALNOTIFIER] This PR is NOT APPROVED This pull-request has been approved by: The full list of commands accepted by this bot can be found here. DetailsNeeds approval from an approver in each of these files:Approvers can indicate their approval by writing |
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Code Review
This pull request adds unit tests for generateDataBackupValueFile, which is a great addition. The tests cover several important scenarios, including success cases and error handling for invalid inputs or missing resources. My review focuses on improving the existing tests by adding validation for the generated file's content, which is crucial for ensuring the function works as expected. I've provided a few suggestions to implement this content validation.
| testCases := []struct { | ||
| name string | ||
| dataBackup *datav1alpha1.DataBackup | ||
| runtime *datav1alpha1.AlluxioRuntime | ||
| dataset *datav1alpha1.Dataset | ||
| masterPod *corev1.Pod | ||
| expectError bool | ||
| errorMsg string | ||
| }{ |
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The tests currently only check for the existence of the generated value file, but not its content. To make the tests more robust, I suggest validating the content of the generated YAML file. You can achieve this by adding a new field expectValueCheck to the testCases struct, which will be a function to perform assertions on the unmarshalled data. You'll also need to import cdatabackup "github.com/fluid-cloudnative/fluid/pkg/databackup".
testCases := []struct {
name string
dataBackup *datav1alpha1.DataBackup
runtime *datav1alpha1.AlluxioRuntime
dataset *datav1alpha1.Dataset
masterPod *corev1.Pod
expectError bool
errorMsg string
expectValueCheck func(t *testing.T, values *cdatabackup.DataBackupValue)
}{| PodIP: "10.0.0.1", | ||
| }, | ||
| }, | ||
| expectError: false, |
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Similarly, for the default case, you should add a check to ensure that the RunAs related values are not set when databackup.Spec.RunAs is nil.
expectError: false,
expectValueCheck: func(t *testing.T, values *cdatabackup.DataBackupValue) {
if values.UserInfo.User != 0 {
t.Errorf("expected default user, but got %d", values.UserInfo.User)
}
if values.InitUsers.Enabled {
t.Error("expected InitUsers to be disabled, but it was enabled")
}
},| PodIP: "10.0.0.1", | ||
| }, | ||
| }, | ||
| expectError: false, |
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With the new expectValueCheck field, you can add specific checks for this test case to ensure the UserInfo and InitUsers fields are correctly set in the generated values.
expectError: false,
expectValueCheck: func(t *testing.T, values *cdatabackup.DataBackupValue) {
if values.UserInfo.User != 1000 {
t.Errorf("expected user 1000, got %d", values.UserInfo.User)
}
if values.UserInfo.Group != 1000 {
t.Errorf("expected group 1000, got %d", values.UserInfo.Group)
}
if !values.InitUsers.Enabled {
t.Error("expected InitUsers to be enabled")
}
},| } else { | ||
| defer os.Remove(valueFileName) | ||
| if _, err := os.Stat(valueFileName); os.IsNotExist(err) { | ||
| t.Errorf("value file %s was not created", valueFileName) | ||
| } | ||
| } |
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This logic should be updated to read the generated file, unmarshal it, and run the validation function. This completes the test enhancement for content validation. You'll need to add "os", "gopkg.in/yaml.v2", and cdatabackup "github.com/fluid-cloudnative/fluid/pkg/databackup" to your imports.
} else {
defer os.Remove(valueFileName)
if _, err := os.Stat(valueFileName); os.IsNotExist(err) {
t.Errorf("value file %s was not created", valueFileName)
}
if tc.expectValueCheck != nil {
data, err := os.ReadFile(valueFileName)
if err != nil {
t.Fatalf("failed to read value file: %v", err)
}
var values cdatabackup.DataBackupValue
err = yaml.Unmarshal(data, &values)
if err != nil {
t.Fatalf("failed to unmarshal value file: %v", err)
}
tc.expectValueCheck(t, &values)
}
}
Signed-off-by: Harsh <harshmastic@gmail.com>
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Ⅰ. Describe what this PR does
test(pkg/ddc/alluxio): add unit tests for generateDataBackupValueFile
Ⅱ. Does this pull request fix one issue?
part of #5407
Ⅲ. List the added test cases (unit test/integration test) if any, please explain if no tests are needed.
Tiered Store Path Test Cases
RunAs(UID/GID) settings are correctly propagated to the value fileⅣ. Describe how to verify it
go test -v ./pkg/ddc/alluxio/... -run TestGenerateDataBackupⅤ. Special notes for reviews