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package source
import (
"math/rand"
"testing"
"time"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitlab-pages/internal/domain"
"gitlab.com/gitlab-org/gitlab-pages/internal/source/disk"
)
type sourceConfig struct {
api string
secret string
domainSource string
}
func (c sourceConfig) InternalGitLabServerURL() string {
return c.api
}
func (c sourceConfig) GitlabAPISecret() []byte {
return []byte(c.secret)
}
func (c sourceConfig) GitlabClientConnectionTimeout() time.Duration {
return 10 * time.Second
}
func (c sourceConfig) GitlabJWTTokenExpiry() time.Duration {
return 30 * time.Second
}
func (c sourceConfig) DomainConfigSource() string {
return c.domainSource
}
func TestDomainSources(t *testing.T) {
t.Run("when GitLab API URL has been provided", func(t *testing.T) {
domains, err := NewDomains(sourceConfig{api: "https://gitlab.com", secret: "abc"})
require.NoError(t, err)
require.NotNil(t, domains.gitlab)
require.NotNil(t, domains.disk)
})
t.Run("when GitLab API has not been provided", func(t *testing.T) {
domains, err := NewDomains(sourceConfig{})
require.NoError(t, err)
require.Nil(t, domains.gitlab)
require.NotNil(t, domains.disk)
})
}
func TestGetDomain(t *testing.T) {
gitlabSourceConfig.Domains.Enabled = []string{"new-source-test.gitlab.io"}
gitlabSourceConfig.Domains.Broken = "pages-broken-poc.gitlab.io"
t.Run("when requesting a test domain", func(t *testing.T) {
testDomain := gitlabSourceConfig.Domains.Enabled[0]
newSource := NewMockSource()
newSource.On("GetDomain", testDomain).
Return(&domain.Domain{Name: testDomain}, nil).
Once()
defer newSource.AssertExpectations(t)
domains := &Domains{
disk: disk.New(),
gitlab: newSource,
}
domains.GetDomain(testDomain)
})
t.Run("when requesting a non-test domain", func(t *testing.T) {
newSource := NewMockSource()
defer newSource.AssertExpectations(t)
domains := &Domains{
disk: disk.New(),
gitlab: newSource,
}
domain, err := domains.GetDomain("domain.test.io")
require.NoError(t, err)
require.Nil(t, domain)
})
t.Run("when requesting a broken test domain", func(t *testing.T) {
newSource := NewMockSource()
defer newSource.AssertExpectations(t)
domains := &Domains{
disk: disk.New(),
gitlab: newSource,
}
domain, err := domains.GetDomain("pages-broken-poc.gitlab.io")
require.Nil(t, domain)
require.EqualError(t, err, "broken test domain used")
})
t.Run("when requesting a test domain in case of the source not being fully configured", func(t *testing.T) {
domains, err := NewDomains(sourceConfig{})
require.NoError(t, err)
domain, err := domains.GetDomain("new-source-test.gitlab.io")
require.Nil(t, domain)
require.NoError(t, err)
})
t.Run("when requesting a serverless domain", func(t *testing.T) {
testDomain := "func-aba1aabbccddeef2abaabbcc.serverless.gitlab.io"
newSource := NewMockSource()
newSource.On("GetDomain", testDomain).
Return(&domain.Domain{Name: testDomain}, nil).
Once()
defer newSource.AssertExpectations(t)
domains := &Domains{
disk: disk.New(),
gitlab: newSource,
}
domains.GetDomain(testDomain)
})
}
func TestIsServerlessDomain(t *testing.T) {
t.Run("when a domain is serverless domain", func(t *testing.T) {
require.True(t, IsServerlessDomain("some-function-aba1aabbccddeef2abaabbcc.serverless.gitlab.io"))
})
t.Run("when a domain is serverless domain with environment", func(t *testing.T) {
require.True(t, IsServerlessDomain("some-function-aba1aabbccddeef2abaabbcc-testing.serverless.gitlab.io"))
})
t.Run("when a domain is not a serverless domain", func(t *testing.T) {
require.False(t, IsServerlessDomain("somedomain.gitlab.io"))
})
}
func TestGetDomainWithIncrementalrolloutOfGitLabSource(t *testing.T) {
// This will produce the following pseudo-random sequence: 5, 87, 68
rand.Seed(42)
// Generates FNV hash 4091421005, 4091421005 % 100 = 5
domain05 := "test-domain-a.com"
// Generates FNV 2643293380, 2643293380 % 100 = 80
domain80 := "test-domain-b.com"
diskSource := disk.New()
gitlabSourceConfig.Domains.Rollout.Percentage = 80
type testDomain struct {
name string
source string
}
tests := map[string]struct {
stickiness string
domains []testDomain
}{
// domain05 should always use gitlab source,
// domain80 should use disk source
"default stickiness": {
stickiness: "",
domains: []testDomain{
{name: domain05, source: "gitlab"},
{name: domain80, source: "disk"},
{name: domain05, source: "gitlab"},
},
},
// Given that randSeed(42) will produce the following pseudo-random sequence:
// {5, 87, 68} the first and third call for domain05 should use gitlab source,
// while the second one should use disk source
"no stickiness": {
stickiness: "random",
domains: []testDomain{
{name: domain05, source: "gitlab"},
{name: domain05, source: "disk"},
{name: domain05, source: "gitlab"},
}},
}
for name, tc := range tests {
t.Run(name, func(t *testing.T) {
gitlabSource := NewMockSource()
for _, d := range tc.domains {
if d.source == "gitlab" {
gitlabSource.On("GetDomain", d.name).
Return(&domain.Domain{Name: d.name}, nil).
Once()
}
}
defer gitlabSource.AssertExpectations(t)
domains := &Domains{
disk: diskSource,
gitlab: gitlabSource,
}
gitlabSourceConfig.Domains.Rollout.Stickiness = tc.stickiness
for _, domain := range tc.domains {
_, err := domains.GetDomain(domain.name)
require.NoError(t, err)
}
})
}
}
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