86 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Go
		
	
	
	
package middleware
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import (
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	"context"
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	"errors"
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	"net/http"
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	"net/http/httptest"
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	. "github.com/onsi/ginkgo/v2"
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	. "github.com/onsi/gomega"
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)
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var _ = Describe("ReadynessCheck suite", func() {
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	type requestTableInput struct {
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		readyPath        string
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		healthVerifiable Verifiable
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		requestString    string
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		expectedStatus   int
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		expectedBody     string
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	}
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	DescribeTable("when serving a request",
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		func(in *requestTableInput) {
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			req := httptest.NewRequest("", in.requestString, nil)
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			rw := httptest.NewRecorder()
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			ctx := context.Background()
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			handler := NewReadynessCheck(ctx, in.readyPath, in.healthVerifiable)(http.NotFoundHandler())
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			handler.ServeHTTP(rw, req)
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			Expect(rw.Code).To(Equal(in.expectedStatus))
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			Expect(rw.Body.String()).To(Equal(in.expectedBody))
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		},
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		Entry("when requesting the readyness check path", &requestTableInput{
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			readyPath:        "/ready",
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			healthVerifiable: &fakeVerifiable{nil},
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			requestString:    "http://example.com/ready",
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			expectedStatus:   200,
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			expectedBody:     "OK",
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		}),
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		Entry("when requesting a different path", &requestTableInput{
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			readyPath:        "/ready",
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			healthVerifiable: &fakeVerifiable{nil},
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			requestString:    "http://example.com/different",
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			expectedStatus:   404,
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			expectedBody:     "404 page not found\n",
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		}),
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		Entry("when a blank string is configured as a readyness check path and the request has no specific path", &requestTableInput{
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			readyPath:        "",
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			healthVerifiable: &fakeVerifiable{nil},
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			requestString:    "http://example.com",
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			expectedStatus:   404,
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			expectedBody:     "404 page not found\n",
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		}),
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		Entry("with full health check and without an underlying error", &requestTableInput{
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			readyPath:        "/ready",
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			healthVerifiable: &fakeVerifiable{nil},
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			requestString:    "http://example.com/ready",
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			expectedStatus:   200,
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			expectedBody:     "OK",
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		}),
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		Entry("with full health check and with an underlying error", &requestTableInput{
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			readyPath:        "/ready",
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			healthVerifiable: &fakeVerifiable{func(ctx context.Context) error { return errors.New("failed to check") }},
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			requestString:    "http://example.com/ready",
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			expectedStatus:   500,
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			expectedBody:     "error: failed to check",
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		}),
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	)
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})
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type fakeVerifiable struct {
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	mock func(context.Context) error
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}
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func (v *fakeVerifiable) VerifyConnection(ctx context.Context) error {
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	if v.mock != nil {
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		return v.mock(ctx)
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	}
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	return nil
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}
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var _ Verifiable = (*fakeVerifiable)(nil)
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