How to Generate Code Coverage Reports for Golang Applications
This document covers how to generate HTML Code Coverage Reports for Golang Applications.
Generate and run a test executable which calls your main()
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2 | go test -c -covermode=count -coverpkg ./...
./sms.test -test.run "^TestMain$" -test.coverprofile=coverage.cov
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Run your Unit tests for their coverage
1 | go test -test.covermode=count -test.coverprofile=unit.out ./...
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Merge coverage Reports
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2 | go get github.com/wadey/gocovmerge
gocovmerge unit.out coverage.cov > all.out
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Generate Reports
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go tool cover -html all.out -o coverage.html
go tool cover -func all.out
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