mirror of https://github.com/0xERR0R/blocky.git
145 lines
3.3 KiB
Go
145 lines
3.3 KiB
Go
package resolver
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import (
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"context"
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"github.com/0xERR0R/blocky/config"
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. "github.com/0xERR0R/blocky/helpertest"
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"github.com/0xERR0R/blocky/log"
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. "github.com/0xERR0R/blocky/model"
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"github.com/miekg/dns"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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"github.com/stretchr/testify/mock"
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)
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var _ = Describe("FqdnOnlyResolver", func() {
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var (
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sut *FQDNOnlyResolver
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sutConfig config.FQDNOnly
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m *mockResolver
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mockAnswer *dns.Msg
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ctx context.Context
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cancelFn context.CancelFunc
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)
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Describe("Type", func() {
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It("follows conventions", func() {
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expectValidResolverType(sut)
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})
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})
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BeforeEach(func() {
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ctx, cancelFn = context.WithCancel(context.Background())
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DeferCleanup(cancelFn)
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mockAnswer = new(dns.Msg)
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})
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JustBeforeEach(func() {
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sut = NewFQDNOnlyResolver(sutConfig)
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m = &mockResolver{}
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m.On("Resolve", mock.Anything).Return(&Response{Res: mockAnswer}, nil)
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sut.Next(m)
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})
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Describe("IsEnabled", func() {
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It("is false", func() {
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Expect(sut.IsEnabled()).Should(BeFalse())
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})
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})
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Describe("LogConfig", func() {
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It("should log something", func() {
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logger, hook := log.NewMockEntry()
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sut.LogConfig(logger)
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Expect(hook.Calls).ShouldNot(BeEmpty())
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})
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})
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When("Fqdn only is enabled", func() {
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BeforeEach(func() {
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sutConfig = config.FQDNOnly{Enable: true}
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})
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It("Should delegate to next resolver if request query is fqdn", func() {
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Expect(sut.Resolve(ctx, newRequest("example.com", A))).
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Should(
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SatisfyAll(
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HaveNoAnswer(),
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HaveResponseType(ResponseTypeRESOLVED),
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HaveReturnCode(dns.RcodeSuccess),
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))
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// delegated to next resolver
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Expect(m.Calls).Should(HaveLen(1))
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})
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It("Should return NXDOMAIN if request query is not fqdn", func() {
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Expect(sut.Resolve(ctx, newRequest("example", AAAA))).
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Should(
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SatisfyAll(
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HaveNoAnswer(),
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HaveResponseType(ResponseTypeNOTFQDN),
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HaveReturnCode(dns.RcodeNameError),
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))
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// no call of next resolver
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Expect(m.Calls).Should(BeZero())
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})
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Describe("IsEnabled", func() {
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It("is true", func() {
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Expect(sut.IsEnabled()).Should(BeTrue())
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})
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})
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Describe("LogConfig", func() {
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It("should log something", func() {
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logger, hook := log.NewMockEntry()
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sut.LogConfig(logger)
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Expect(hook.Calls).ShouldNot(BeEmpty())
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})
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})
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})
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When("Fqdn only is disabled", func() {
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BeforeEach(func() {
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sutConfig = config.FQDNOnly{Enable: false}
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})
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It("Should delegate to next resolver if request query is fqdn", func() {
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Expect(sut.Resolve(ctx, newRequest("example.com", A))).
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Should(
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SatisfyAll(
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HaveNoAnswer(),
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HaveResponseType(ResponseTypeRESOLVED),
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HaveReturnCode(dns.RcodeSuccess),
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))
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// delegated to next resolver
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Expect(m.Calls).Should(HaveLen(1))
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})
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It("Should delegate to next resolver if request query is not fqdn", func() {
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Expect(sut.Resolve(ctx, newRequest("example", AAAA))).
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Should(
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SatisfyAll(
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HaveNoAnswer(),
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HaveResponseType(ResponseTypeRESOLVED),
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HaveReturnCode(dns.RcodeSuccess),
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))
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// delegated to next resolver
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Expect(m.Calls).Should(HaveLen(1))
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})
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Describe("IsEnabled", func() {
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It("is false", func() {
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Expect(sut.IsEnabled()).Should(BeFalse())
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})
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})
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})
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})
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