Example of excluding tests with build tags

foo_test.go

package foo

import "testing"

func TestFoo(t *testing.T) {
        t.Log("A")
}

integration_test.go

// +build integration

package foo

import "testing"

func TestIntegration(t *testing.T) {
        t.Log("B")
}

run.txt

$ go test -v
=== RUN TestFoo
--- PASS: TestFoo (0.00s)
        foo_test.go:6: A
PASS
ok      _/home/caleb/test/gotest        0.001s
$ go test -v -tags=integration
=== RUN TestFoo
--- PASS: TestFoo (0.00s)
        foo_test.go:6: A
=== RUN TestIntegration
--- PASS: TestIntegration (0.00s)
        integration_test.go:8: B
PASS
ok      _/home/caleb/test/gotest        0.003s