DockerCLI/cli/compose/loader/merge_test.go

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package loader
import (
"testing"
"github.com/docker/cli/cli/compose/types"
"github.com/gotestyourself/gotestyourself/assert"
)
func TestLoadTwoDifferentVersion(t *testing.T) {
configDetails := types.ConfigDetails{
ConfigFiles: []types.ConfigFile{
{Filename: "base.yml", Config: map[string]interface{}{
"version": "3.1",
}},
{Filename: "override.yml", Config: map[string]interface{}{
"version": "3.4",
}},
},
}
_, err := Load(configDetails)
assert.Error(t, err, "version mismatched between two composefiles : 3.1 and 3.4")
}
func TestLoadLogging(t *testing.T) {
loggingCases := []struct {
name string
loggingBase map[string]interface{}
loggingOverride map[string]interface{}
expected *types.LoggingConfig
}{
{
name: "no_override_driver",
loggingBase: map[string]interface{}{
"logging": map[string]interface{}{
"driver": "json-file",
"options": map[string]interface{}{
"frequency": "2000",
"timeout": "23",
},
},
},
loggingOverride: map[string]interface{}{
"logging": map[string]interface{}{
"options": map[string]interface{}{
"timeout": "360",
"pretty-print": "on",
},
},
},
expected: &types.LoggingConfig{
Driver: "json-file",
Options: map[string]string{
"frequency": "2000",
"timeout": "360",
"pretty-print": "on",
},
},
},
{
name: "override_driver",
loggingBase: map[string]interface{}{
"logging": map[string]interface{}{
"driver": "json-file",
"options": map[string]interface{}{
"frequency": "2000",
"timeout": "23",
},
},
},
loggingOverride: map[string]interface{}{
"logging": map[string]interface{}{
"driver": "syslog",
"options": map[string]interface{}{
"timeout": "360",
"pretty-print": "on",
},
},
},
expected: &types.LoggingConfig{
Driver: "syslog",
Options: map[string]string{
"timeout": "360",
"pretty-print": "on",
},
},
},
{
name: "no_base_driver",
loggingBase: map[string]interface{}{
"logging": map[string]interface{}{
"options": map[string]interface{}{
"frequency": "2000",
"timeout": "23",
},
},
},
loggingOverride: map[string]interface{}{
"logging": map[string]interface{}{
"driver": "json-file",
"options": map[string]interface{}{
"timeout": "360",
"pretty-print": "on",
},
},
},
expected: &types.LoggingConfig{
Driver: "json-file",
Options: map[string]string{
"frequency": "2000",
"timeout": "360",
"pretty-print": "on",
},
},
},
{
name: "no_driver",
loggingBase: map[string]interface{}{
"logging": map[string]interface{}{
"options": map[string]interface{}{
"frequency": "2000",
"timeout": "23",
},
},
},
loggingOverride: map[string]interface{}{
"logging": map[string]interface{}{
"options": map[string]interface{}{
"timeout": "360",
"pretty-print": "on",
},
},
},
expected: &types.LoggingConfig{
Options: map[string]string{
"frequency": "2000",
"timeout": "360",
"pretty-print": "on",
},
},
},
{
name: "no_override_options",
loggingBase: map[string]interface{}{
"logging": map[string]interface{}{
"driver": "json-file",
"options": map[string]interface{}{
"frequency": "2000",
"timeout": "23",
},
},
},
loggingOverride: map[string]interface{}{
"logging": map[string]interface{}{
"driver": "syslog",
},
},
expected: &types.LoggingConfig{
Driver: "syslog",
},
},
{
name: "no_base",
loggingBase: map[string]interface{}{},
loggingOverride: map[string]interface{}{
"logging": map[string]interface{}{
"driver": "json-file",
"options": map[string]interface{}{
"frequency": "2000",
},
},
},
expected: &types.LoggingConfig{
Driver: "json-file",
Options: map[string]string{
"frequency": "2000",
},
},
},
}
for _, tc := range loggingCases {
t.Run(tc.name, func(t *testing.T) {
configDetails := types.ConfigDetails{
ConfigFiles: []types.ConfigFile{
{
Filename: "base.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.loggingBase,
},
},
},
{
Filename: "override.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.loggingOverride,
},
},
},
},
}
config, err := Load(configDetails)
assert.NilError(t, err)
assert.DeepEqual(t, &types.Config{
Filename: "base.yml",
Version: "3.4",
Services: []types.ServiceConfig{
{
Name: "foo",
Logging: tc.expected,
Environment: types.MappingWithEquals{},
},
},
Networks: map[string]types.NetworkConfig{},
Volumes: map[string]types.VolumeConfig{},
Secrets: map[string]types.SecretConfig{},
Configs: map[string]types.ConfigObjConfig{},
}, config)
})
}
}
func TestLoadMultipleServicePorts(t *testing.T) {
portsCases := []struct {
name string
portBase map[string]interface{}
portOverride map[string]interface{}
expected []types.ServicePortConfig
}{
{
name: "no_override",
portBase: map[string]interface{}{
"ports": []interface{}{
"8080:80",
},
},
portOverride: map[string]interface{}{},
expected: []types.ServicePortConfig{
{
Mode: "ingress",
Published: 8080,
Target: 80,
Protocol: "tcp",
},
},
},
{
name: "override_different_published",
portBase: map[string]interface{}{
"ports": []interface{}{
"8080:80",
},
},
portOverride: map[string]interface{}{
"ports": []interface{}{
"8081:80",
},
},
expected: []types.ServicePortConfig{
{
Mode: "ingress",
Published: 8080,
Target: 80,
Protocol: "tcp",
},
{
Mode: "ingress",
Published: 8081,
Target: 80,
Protocol: "tcp",
},
},
},
{
name: "override_same_published",
portBase: map[string]interface{}{
"ports": []interface{}{
"8080:80",
},
},
portOverride: map[string]interface{}{
"ports": []interface{}{
"8080:81",
},
},
expected: []types.ServicePortConfig{
{
Mode: "ingress",
Published: 8080,
Target: 81,
Protocol: "tcp",
},
},
},
}
for _, tc := range portsCases {
t.Run(tc.name, func(t *testing.T) {
configDetails := types.ConfigDetails{
ConfigFiles: []types.ConfigFile{
{
Filename: "base.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.portBase,
},
},
},
{
Filename: "override.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.portOverride,
},
},
},
},
}
config, err := Load(configDetails)
assert.NilError(t, err)
assert.DeepEqual(t, &types.Config{
Filename: "base.yml",
Version: "3.4",
Services: []types.ServiceConfig{
{
Name: "foo",
Ports: tc.expected,
Environment: types.MappingWithEquals{},
},
},
Networks: map[string]types.NetworkConfig{},
Volumes: map[string]types.VolumeConfig{},
Secrets: map[string]types.SecretConfig{},
Configs: map[string]types.ConfigObjConfig{},
}, config)
})
}
}
func TestLoadMultipleSecretsConfig(t *testing.T) {
portsCases := []struct {
name string
secretBase map[string]interface{}
secretOverride map[string]interface{}
expected []types.ServiceSecretConfig
}{
{
name: "no_override",
secretBase: map[string]interface{}{
"secrets": []interface{}{
"my_secret",
},
},
secretOverride: map[string]interface{}{},
expected: []types.ServiceSecretConfig{
{
Source: "my_secret",
},
},
},
{
name: "override_simple",
secretBase: map[string]interface{}{
"secrets": []interface{}{
"foo_secret",
},
},
secretOverride: map[string]interface{}{
"secrets": []interface{}{
"bar_secret",
},
},
expected: []types.ServiceSecretConfig{
{
Source: "bar_secret",
},
{
Source: "foo_secret",
},
},
},
{
name: "override_same_source",
secretBase: map[string]interface{}{
"secrets": []interface{}{
"foo_secret",
map[string]interface{}{
"source": "bar_secret",
"target": "waw_secret",
},
},
},
secretOverride: map[string]interface{}{
"secrets": []interface{}{
map[string]interface{}{
"source": "bar_secret",
"target": "bof_secret",
},
map[string]interface{}{
"source": "baz_secret",
"target": "waw_secret",
},
},
},
expected: []types.ServiceSecretConfig{
{
Source: "bar_secret",
Target: "bof_secret",
},
{
Source: "baz_secret",
Target: "waw_secret",
},
{
Source: "foo_secret",
},
},
},
}
for _, tc := range portsCases {
t.Run(tc.name, func(t *testing.T) {
configDetails := types.ConfigDetails{
ConfigFiles: []types.ConfigFile{
{
Filename: "base.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.secretBase,
},
},
},
{
Filename: "override.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.secretOverride,
},
},
},
},
}
config, err := Load(configDetails)
assert.NilError(t, err)
assert.DeepEqual(t, &types.Config{
Filename: "base.yml",
Version: "3.4",
Services: []types.ServiceConfig{
{
Name: "foo",
Secrets: tc.expected,
Environment: types.MappingWithEquals{},
},
},
Networks: map[string]types.NetworkConfig{},
Volumes: map[string]types.VolumeConfig{},
Secrets: map[string]types.SecretConfig{},
Configs: map[string]types.ConfigObjConfig{},
}, config)
})
}
}
func TestLoadMultipleConfigobjsConfig(t *testing.T) {
portsCases := []struct {
name string
configBase map[string]interface{}
configOverride map[string]interface{}
expected []types.ServiceConfigObjConfig
}{
{
name: "no_override",
configBase: map[string]interface{}{
"configs": []interface{}{
"my_config",
},
},
configOverride: map[string]interface{}{},
expected: []types.ServiceConfigObjConfig{
{
Source: "my_config",
},
},
},
{
name: "override_simple",
configBase: map[string]interface{}{
"configs": []interface{}{
"foo_config",
},
},
configOverride: map[string]interface{}{
"configs": []interface{}{
"bar_config",
},
},
expected: []types.ServiceConfigObjConfig{
{
Source: "bar_config",
},
{
Source: "foo_config",
},
},
},
{
name: "override_same_source",
configBase: map[string]interface{}{
"configs": []interface{}{
"foo_config",
map[string]interface{}{
"source": "bar_config",
"target": "waw_config",
},
},
},
configOverride: map[string]interface{}{
"configs": []interface{}{
map[string]interface{}{
"source": "bar_config",
"target": "bof_config",
},
map[string]interface{}{
"source": "baz_config",
"target": "waw_config",
},
},
},
expected: []types.ServiceConfigObjConfig{
{
Source: "bar_config",
Target: "bof_config",
},
{
Source: "baz_config",
Target: "waw_config",
},
{
Source: "foo_config",
},
},
},
}
for _, tc := range portsCases {
t.Run(tc.name, func(t *testing.T) {
configDetails := types.ConfigDetails{
ConfigFiles: []types.ConfigFile{
{
Filename: "base.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.configBase,
},
},
},
{
Filename: "override.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.configOverride,
},
},
},
},
}
config, err := Load(configDetails)
assert.NilError(t, err)
assert.DeepEqual(t, &types.Config{
Filename: "base.yml",
Version: "3.4",
Services: []types.ServiceConfig{
{
Name: "foo",
Configs: tc.expected,
Environment: types.MappingWithEquals{},
},
},
Networks: map[string]types.NetworkConfig{},
Volumes: map[string]types.VolumeConfig{},
Secrets: map[string]types.SecretConfig{},
Configs: map[string]types.ConfigObjConfig{},
}, config)
})
}
}
func TestLoadMultipleUlimits(t *testing.T) {
ulimitCases := []struct {
name string
ulimitBase map[string]interface{}
ulimitOverride map[string]interface{}
expected map[string]*types.UlimitsConfig
}{
{
name: "no_override",
ulimitBase: map[string]interface{}{
"ulimits": map[string]interface{}{
"noproc": 65535,
},
},
ulimitOverride: map[string]interface{}{},
expected: map[string]*types.UlimitsConfig{
"noproc": {
Single: 65535,
},
},
},
{
name: "override_simple",
ulimitBase: map[string]interface{}{
"ulimits": map[string]interface{}{
"noproc": 65535,
},
},
ulimitOverride: map[string]interface{}{
"ulimits": map[string]interface{}{
"noproc": 44444,
},
},
expected: map[string]*types.UlimitsConfig{
"noproc": {
Single: 44444,
},
},
},
{
name: "override_different_notation",
ulimitBase: map[string]interface{}{
"ulimits": map[string]interface{}{
"nofile": map[string]interface{}{
"soft": 11111,
"hard": 99999,
},
"noproc": 44444,
},
},
ulimitOverride: map[string]interface{}{
"ulimits": map[string]interface{}{
"nofile": 55555,
"noproc": map[string]interface{}{
"soft": 22222,
"hard": 33333,
},
},
},
expected: map[string]*types.UlimitsConfig{
"noproc": {
Soft: 22222,
Hard: 33333,
},
"nofile": {
Single: 55555,
},
},
},
}
for _, tc := range ulimitCases {
t.Run(tc.name, func(t *testing.T) {
configDetails := types.ConfigDetails{
ConfigFiles: []types.ConfigFile{
{
Filename: "base.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.ulimitBase,
},
},
},
{
Filename: "override.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.ulimitOverride,
},
},
},
},
}
config, err := Load(configDetails)
assert.NilError(t, err)
assert.DeepEqual(t, &types.Config{
Filename: "base.yml",
Version: "3.4",
Services: []types.ServiceConfig{
{
Name: "foo",
Ulimits: tc.expected,
Environment: types.MappingWithEquals{},
},
},
Networks: map[string]types.NetworkConfig{},
Volumes: map[string]types.VolumeConfig{},
Secrets: map[string]types.SecretConfig{},
Configs: map[string]types.ConfigObjConfig{},
}, config)
})
}
}
func TestLoadMultipleNetworks(t *testing.T) {
networkCases := []struct {
name string
networkBase map[string]interface{}
networkOverride map[string]interface{}
expected map[string]*types.ServiceNetworkConfig
}{
{
name: "no_override",
networkBase: map[string]interface{}{
"networks": []interface{}{
"net1",
"net2",
},
},
networkOverride: map[string]interface{}{},
expected: map[string]*types.ServiceNetworkConfig{
"net1": nil,
"net2": nil,
},
},
{
name: "override_simple",
networkBase: map[string]interface{}{
"networks": []interface{}{
"net1",
"net2",
},
},
networkOverride: map[string]interface{}{
"networks": []interface{}{
"net1",
"net3",
},
},
expected: map[string]*types.ServiceNetworkConfig{
"net1": nil,
"net2": nil,
"net3": nil,
},
},
{
name: "override_with_aliases",
networkBase: map[string]interface{}{
"networks": map[string]interface{}{
"net1": map[string]interface{}{
"aliases": []interface{}{
"alias1",
},
},
"net2": nil,
},
},
networkOverride: map[string]interface{}{
"networks": map[string]interface{}{
"net1": map[string]interface{}{
"aliases": []interface{}{
"alias2",
"alias3",
},
},
"net3": map[string]interface{}{},
},
},
expected: map[string]*types.ServiceNetworkConfig{
"net1": {
Aliases: []string{"alias2", "alias3"},
},
"net2": nil,
"net3": {},
},
},
}
for _, tc := range networkCases {
t.Run(tc.name, func(t *testing.T) {
configDetails := types.ConfigDetails{
ConfigFiles: []types.ConfigFile{
{
Filename: "base.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.networkBase,
},
},
},
{
Filename: "override.yml",
Config: map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": tc.networkOverride,
},
},
},
},
}
config, err := Load(configDetails)
assert.NilError(t, err)
assert.DeepEqual(t, &types.Config{
Filename: "base.yml",
Version: "3.4",
Services: []types.ServiceConfig{
{
Name: "foo",
Networks: tc.expected,
Environment: types.MappingWithEquals{},
},
},
Networks: map[string]types.NetworkConfig{},
Volumes: map[string]types.VolumeConfig{},
Secrets: map[string]types.SecretConfig{},
Configs: map[string]types.ConfigObjConfig{},
}, config)
})
}
}
func TestLoadMultipleConfigs(t *testing.T) {
base := map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": map[string]interface{}{
"image": "foo",
"build": map[string]interface{}{
"context": ".",
"dockerfile": "bar.Dockerfile",
},
"ports": []interface{}{
"8080:80",
"9090:90",
},
"labels": []interface{}{
"foo=bar",
},
"cap_add": []interface{}{
"NET_ADMIN",
},
},
},
"volumes": map[string]interface{}{},
"networks": map[string]interface{}{},
"secrets": map[string]interface{}{},
"configs": map[string]interface{}{},
}
override := map[string]interface{}{
"version": "3.4",
"services": map[string]interface{}{
"foo": map[string]interface{}{
"image": "baz",
"build": map[string]interface{}{
"dockerfile": "foo.Dockerfile",
"args": []interface{}{
"buildno=1",
"password=secret",
},
},
"ports": []interface{}{
map[string]interface{}{
"target": 81,
"published": 8080,
},
},
"labels": map[string]interface{}{
"foo": "baz",
},
"cap_add": []interface{}{
"SYS_ADMIN",
},
},
"bar": map[string]interface{}{
"image": "bar",
},
},
"volumes": map[string]interface{}{},
"networks": map[string]interface{}{},
"secrets": map[string]interface{}{},
"configs": map[string]interface{}{},
}
configDetails := types.ConfigDetails{
ConfigFiles: []types.ConfigFile{
{Filename: "base.yml", Config: base},
{Filename: "override.yml", Config: override},
},
}
config, err := Load(configDetails)
assert.NilError(t, err)
assert.DeepEqual(t, &types.Config{
Filename: "base.yml",
Version: "3.4",
Services: []types.ServiceConfig{
{
Name: "bar",
Image: "bar",
Environment: types.MappingWithEquals{},
},
{
Name: "foo",
Image: "baz",
Build: types.BuildConfig{
Context: ".",
Dockerfile: "foo.Dockerfile",
Args: types.MappingWithEquals{
"buildno": strPtr("1"),
"password": strPtr("secret"),
},
},
Ports: []types.ServicePortConfig{
{
Target: 81,
Published: 8080,
},
{
Mode: "ingress",
Target: 90,
Published: 9090,
Protocol: "tcp",
},
},
Labels: types.Labels{
"foo": "baz",
},
CapAdd: []string{"NET_ADMIN", "SYS_ADMIN"},
Environment: types.MappingWithEquals{},
}},
Networks: map[string]types.NetworkConfig{},
Volumes: map[string]types.VolumeConfig{},
Secrets: map[string]types.SecretConfig{},
Configs: map[string]types.ConfigObjConfig{},
}, config)
}