feat: game lobby service
This commit is contained in:
Ilia Denisov
@@ -0,0 +1,230 @@
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package idgen
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import (
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"bytes"
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"io"
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"strings"
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"testing"
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"galaxy/lobby/internal/domain/common"
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"github.com/stretchr/testify/require"
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)
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func TestNewGameIDShape(t *testing.T) {
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t.Parallel()
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gen := NewGenerator()
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gameID, err := gen.NewGameID()
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require.NoError(t, err)
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require.NoError(t, gameID.Validate())
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require.True(t, strings.HasPrefix(gameID.String(), "game-"))
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require.Equal(t, strings.ToLower(gameID.String()), gameID.String())
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}
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func TestNewGameIDDeterministicWithFixedReader(t *testing.T) {
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t.Parallel()
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source := bytes.NewReader(bytes.Repeat([]byte{0x00}, gameIDTokenBytes*2))
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gen := NewGenerator(WithRandomSource(source))
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first, err := gen.NewGameID()
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require.NoError(t, err)
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require.Equal(t, common.GameID("game-aaaaaaaaaaaaaaaa"), first)
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second, err := gen.NewGameID()
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require.NoError(t, err)
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require.Equal(t, common.GameID("game-aaaaaaaaaaaaaaaa"), second)
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}
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func TestNewGameIDUniquenessOverManyDraws(t *testing.T) {
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t.Parallel()
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gen := NewGenerator()
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seen := make(map[common.GameID]struct{}, 1024)
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for i := range 1024 {
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gameID, err := gen.NewGameID()
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require.NoError(t, err)
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_, dup := seen[gameID]
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require.False(t, dup, "duplicate game id %q on draw %d", gameID, i)
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seen[gameID] = struct{}{}
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}
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}
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func TestNewGameIDSourceError(t *testing.T) {
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t.Parallel()
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gen := NewGenerator(WithRandomSource(failingReader{}))
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_, err := gen.NewGameID()
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require.Error(t, err)
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require.Contains(t, err.Error(), "generate game id")
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}
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func TestNewApplicationIDShape(t *testing.T) {
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t.Parallel()
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gen := NewGenerator()
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applicationID, err := gen.NewApplicationID()
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require.NoError(t, err)
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require.NoError(t, applicationID.Validate())
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require.True(t, strings.HasPrefix(applicationID.String(), "application-"))
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require.Equal(t, strings.ToLower(applicationID.String()), applicationID.String())
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}
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func TestNewApplicationIDDeterministicWithFixedReader(t *testing.T) {
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t.Parallel()
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source := bytes.NewReader(bytes.Repeat([]byte{0x00}, applicationIDTokenBytes*2))
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gen := NewGenerator(WithRandomSource(source))
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first, err := gen.NewApplicationID()
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require.NoError(t, err)
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require.Equal(t, common.ApplicationID("application-aaaaaaaaaaaaaaaa"), first)
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second, err := gen.NewApplicationID()
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require.NoError(t, err)
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require.Equal(t, common.ApplicationID("application-aaaaaaaaaaaaaaaa"), second)
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}
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func TestNewApplicationIDUniquenessOverManyDraws(t *testing.T) {
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t.Parallel()
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gen := NewGenerator()
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seen := make(map[common.ApplicationID]struct{}, 1024)
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for i := range 1024 {
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applicationID, err := gen.NewApplicationID()
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require.NoError(t, err)
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_, dup := seen[applicationID]
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require.False(t, dup, "duplicate application id %q on draw %d", applicationID, i)
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seen[applicationID] = struct{}{}
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}
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}
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func TestNewApplicationIDSourceError(t *testing.T) {
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t.Parallel()
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gen := NewGenerator(WithRandomSource(failingReader{}))
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_, err := gen.NewApplicationID()
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require.Error(t, err)
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require.Contains(t, err.Error(), "generate application id")
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}
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func TestNewInviteIDShape(t *testing.T) {
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t.Parallel()
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gen := NewGenerator()
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inviteID, err := gen.NewInviteID()
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require.NoError(t, err)
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require.NoError(t, inviteID.Validate())
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require.True(t, strings.HasPrefix(inviteID.String(), "invite-"))
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require.Equal(t, strings.ToLower(inviteID.String()), inviteID.String())
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}
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func TestNewInviteIDDeterministicWithFixedReader(t *testing.T) {
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t.Parallel()
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source := bytes.NewReader(bytes.Repeat([]byte{0x00}, inviteIDTokenBytes*2))
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gen := NewGenerator(WithRandomSource(source))
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first, err := gen.NewInviteID()
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require.NoError(t, err)
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require.Equal(t, common.InviteID("invite-aaaaaaaaaaaaaaaa"), first)
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second, err := gen.NewInviteID()
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require.NoError(t, err)
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require.Equal(t, common.InviteID("invite-aaaaaaaaaaaaaaaa"), second)
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}
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func TestNewInviteIDUniquenessOverManyDraws(t *testing.T) {
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t.Parallel()
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gen := NewGenerator()
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seen := make(map[common.InviteID]struct{}, 1024)
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for i := range 1024 {
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inviteID, err := gen.NewInviteID()
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require.NoError(t, err)
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_, dup := seen[inviteID]
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require.False(t, dup, "duplicate invite id %q on draw %d", inviteID, i)
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seen[inviteID] = struct{}{}
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}
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}
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func TestNewInviteIDSourceError(t *testing.T) {
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t.Parallel()
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gen := NewGenerator(WithRandomSource(failingReader{}))
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_, err := gen.NewInviteID()
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require.Error(t, err)
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require.Contains(t, err.Error(), "generate invite id")
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}
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func TestNewMembershipIDShape(t *testing.T) {
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t.Parallel()
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gen := NewGenerator()
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membershipID, err := gen.NewMembershipID()
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require.NoError(t, err)
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require.NoError(t, membershipID.Validate())
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require.True(t, strings.HasPrefix(membershipID.String(), "membership-"))
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require.Equal(t, strings.ToLower(membershipID.String()), membershipID.String())
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}
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func TestNewMembershipIDDeterministicWithFixedReader(t *testing.T) {
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t.Parallel()
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source := bytes.NewReader(bytes.Repeat([]byte{0x00}, membershipIDTokenBytes*2))
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gen := NewGenerator(WithRandomSource(source))
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first, err := gen.NewMembershipID()
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require.NoError(t, err)
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require.Equal(t, common.MembershipID("membership-aaaaaaaaaaaaaaaa"), first)
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second, err := gen.NewMembershipID()
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require.NoError(t, err)
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require.Equal(t, common.MembershipID("membership-aaaaaaaaaaaaaaaa"), second)
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}
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func TestNewMembershipIDUniquenessOverManyDraws(t *testing.T) {
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t.Parallel()
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gen := NewGenerator()
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seen := make(map[common.MembershipID]struct{}, 1024)
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for i := range 1024 {
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membershipID, err := gen.NewMembershipID()
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require.NoError(t, err)
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_, dup := seen[membershipID]
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require.False(t, dup, "duplicate membership id %q on draw %d", membershipID, i)
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seen[membershipID] = struct{}{}
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}
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}
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func TestNewMembershipIDSourceError(t *testing.T) {
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t.Parallel()
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gen := NewGenerator(WithRandomSource(failingReader{}))
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_, err := gen.NewMembershipID()
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require.Error(t, err)
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require.Contains(t, err.Error(), "generate membership id")
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}
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type failingReader struct{}
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func (failingReader) Read(_ []byte) (int, error) {
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return 0, io.ErrUnexpectedEOF
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}
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