mirror of https://github.com/docker/buildx.git
785 lines
16 KiB
Go
785 lines
16 KiB
Go
package bake
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import (
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"os"
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestHCLBasic(t *testing.T) {
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t.Parallel()
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dt := []byte(`
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group "default" {
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targets = ["db", "webapp"]
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}
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target "db" {
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context = "./db"
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tags = ["docker.io/tonistiigi/db"]
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}
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target "webapp" {
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context = "./dir"
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dockerfile = "Dockerfile-alternate"
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args = {
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buildno = "123"
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}
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}
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target "cross" {
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platforms = [
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"linux/amd64",
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"linux/arm64"
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]
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}
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target "webapp-plus" {
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inherits = ["webapp", "cross"]
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args = {
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IAMCROSS = "true"
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}
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}
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`)
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c, err := ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Groups))
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require.Equal(t, "default", c.Groups[0].Name)
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require.Equal(t, []string{"db", "webapp"}, c.Groups[0].Targets)
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require.Equal(t, 4, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "db")
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require.Equal(t, "./db", *c.Targets[0].Context)
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require.Equal(t, c.Targets[1].Name, "webapp")
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require.Equal(t, 1, len(c.Targets[1].Args))
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require.Equal(t, "123", c.Targets[1].Args["buildno"])
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require.Equal(t, c.Targets[2].Name, "cross")
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require.Equal(t, 2, len(c.Targets[2].Platforms))
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require.Equal(t, []string{"linux/amd64", "linux/arm64"}, c.Targets[2].Platforms)
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require.Equal(t, c.Targets[3].Name, "webapp-plus")
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require.Equal(t, 1, len(c.Targets[3].Args))
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require.Equal(t, map[string]string{"IAMCROSS": "true"}, c.Targets[3].Args)
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}
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func TestHCLBasicInJSON(t *testing.T) {
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dt := []byte(`
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{
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"group": {
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"default": {
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"targets": ["db", "webapp"]
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}
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},
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"target": {
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"db": {
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"context": "./db",
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"tags": ["docker.io/tonistiigi/db"]
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},
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"webapp": {
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"context": "./dir",
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"dockerfile": "Dockerfile-alternate",
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"args": {
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"buildno": "123"
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}
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},
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"cross": {
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"platforms": [
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"linux/amd64",
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"linux/arm64"
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]
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},
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"webapp-plus": {
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"inherits": ["webapp", "cross"],
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"args": {
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"IAMCROSS": "true"
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}
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}
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}
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}
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`)
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c, err := ParseFile(dt, "docker-bake.json")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Groups))
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require.Equal(t, "default", c.Groups[0].Name)
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require.Equal(t, []string{"db", "webapp"}, c.Groups[0].Targets)
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require.Equal(t, 4, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "db")
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require.Equal(t, "./db", *c.Targets[0].Context)
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require.Equal(t, c.Targets[1].Name, "webapp")
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require.Equal(t, 1, len(c.Targets[1].Args))
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require.Equal(t, "123", c.Targets[1].Args["buildno"])
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require.Equal(t, c.Targets[2].Name, "cross")
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require.Equal(t, 2, len(c.Targets[2].Platforms))
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require.Equal(t, []string{"linux/amd64", "linux/arm64"}, c.Targets[2].Platforms)
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require.Equal(t, c.Targets[3].Name, "webapp-plus")
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require.Equal(t, 1, len(c.Targets[3].Args))
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require.Equal(t, map[string]string{"IAMCROSS": "true"}, c.Targets[3].Args)
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}
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func TestHCLWithFunctions(t *testing.T) {
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dt := []byte(`
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group "default" {
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targets = ["webapp"]
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}
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target "webapp" {
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args = {
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buildno = "${add(123, 1)}"
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}
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}
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`)
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c, err := ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Groups))
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require.Equal(t, "default", c.Groups[0].Name)
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require.Equal(t, []string{"webapp"}, c.Groups[0].Targets)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "webapp")
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require.Equal(t, "124", c.Targets[0].Args["buildno"])
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}
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func TestHCLWithUserDefinedFunctions(t *testing.T) {
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dt := []byte(`
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function "increment" {
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params = [number]
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result = number + 1
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}
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group "default" {
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targets = ["webapp"]
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}
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target "webapp" {
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args = {
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buildno = "${increment(123)}"
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}
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}
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`)
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c, err := ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Groups))
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require.Equal(t, "default", c.Groups[0].Name)
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require.Equal(t, []string{"webapp"}, c.Groups[0].Targets)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "webapp")
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require.Equal(t, "124", c.Targets[0].Args["buildno"])
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}
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func TestHCLWithVariables(t *testing.T) {
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dt := []byte(`
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variable "BUILD_NUMBER" {
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default = "123"
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}
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group "default" {
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targets = ["webapp"]
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}
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target "webapp" {
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args = {
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buildno = "${BUILD_NUMBER}"
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}
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}
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`)
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c, err := ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Groups))
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require.Equal(t, "default", c.Groups[0].Name)
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require.Equal(t, []string{"webapp"}, c.Groups[0].Targets)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "webapp")
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require.Equal(t, "123", c.Targets[0].Args["buildno"])
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os.Setenv("BUILD_NUMBER", "456")
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c, err = ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Groups))
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require.Equal(t, "default", c.Groups[0].Name)
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require.Equal(t, []string{"webapp"}, c.Groups[0].Targets)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "webapp")
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require.Equal(t, "456", c.Targets[0].Args["buildno"])
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}
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func TestHCLWithVariablesInFunctions(t *testing.T) {
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dt := []byte(`
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variable "REPO" {
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default = "user/repo"
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}
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function "tag" {
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params = [tag]
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result = ["${REPO}:${tag}"]
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}
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target "webapp" {
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tags = tag("v1")
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}
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`)
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c, err := ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "webapp")
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require.Equal(t, []string{"user/repo:v1"}, c.Targets[0].Tags)
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os.Setenv("REPO", "docker/buildx")
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c, err = ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "webapp")
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require.Equal(t, []string{"docker/buildx:v1"}, c.Targets[0].Tags)
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}
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func TestHCLMultiFileSharedVariables(t *testing.T) {
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dt := []byte(`
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variable "FOO" {
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default = "abc"
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}
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target "app" {
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args = {
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v1 = "pre-${FOO}"
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}
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}
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`)
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dt2 := []byte(`
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target "app" {
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args = {
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v2 = "${FOO}-post"
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}
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}
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`)
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c, err := ParseFiles([]File{
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{Data: dt, Name: "c1.hcl"},
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{Data: dt2, Name: "c2.hcl"},
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}, nil)
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "pre-abc", c.Targets[0].Args["v1"])
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require.Equal(t, "abc-post", c.Targets[0].Args["v2"])
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os.Setenv("FOO", "def")
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c, err = ParseFiles([]File{
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{Data: dt, Name: "c1.hcl"},
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{Data: dt2, Name: "c2.hcl"},
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}, nil)
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "pre-def", c.Targets[0].Args["v1"])
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require.Equal(t, "def-post", c.Targets[0].Args["v2"])
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}
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func TestHCLVarsWithVars(t *testing.T) {
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os.Unsetenv("FOO")
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dt := []byte(`
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variable "FOO" {
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default = upper("${BASE}def")
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}
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variable "BAR" {
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default = "-${FOO}-"
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}
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target "app" {
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args = {
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v1 = "pre-${BAR}"
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}
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}
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`)
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dt2 := []byte(`
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variable "BASE" {
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default = "abc"
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}
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target "app" {
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args = {
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v2 = "${FOO}-post"
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}
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}
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`)
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c, err := ParseFiles([]File{
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{Data: dt, Name: "c1.hcl"},
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{Data: dt2, Name: "c2.hcl"},
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}, nil)
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "pre--ABCDEF-", c.Targets[0].Args["v1"])
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require.Equal(t, "ABCDEF-post", c.Targets[0].Args["v2"])
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os.Setenv("BASE", "new")
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c, err = ParseFiles([]File{
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{Data: dt, Name: "c1.hcl"},
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{Data: dt2, Name: "c2.hcl"},
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}, nil)
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "pre--NEWDEF-", c.Targets[0].Args["v1"])
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require.Equal(t, "NEWDEF-post", c.Targets[0].Args["v2"])
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}
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func TestHCLTypedVariables(t *testing.T) {
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os.Unsetenv("FOO")
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dt := []byte(`
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variable "FOO" {
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default = 3
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}
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variable "IS_FOO" {
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default = true
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}
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target "app" {
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args = {
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v1 = FOO > 5 ? "higher" : "lower"
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v2 = IS_FOO ? "yes" : "no"
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}
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}
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`)
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c, err := ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "lower", c.Targets[0].Args["v1"])
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require.Equal(t, "yes", c.Targets[0].Args["v2"])
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os.Setenv("FOO", "5.1")
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os.Setenv("IS_FOO", "0")
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c, err = ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "higher", c.Targets[0].Args["v1"])
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require.Equal(t, "no", c.Targets[0].Args["v2"])
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os.Setenv("FOO", "NaN")
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_, err = ParseFile(dt, "docker-bake.hcl")
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require.Error(t, err)
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require.Contains(t, err.Error(), "failed to parse FOO as number")
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os.Setenv("FOO", "0")
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os.Setenv("IS_FOO", "maybe")
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_, err = ParseFile(dt, "docker-bake.hcl")
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require.Error(t, err)
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require.Contains(t, err.Error(), "failed to parse IS_FOO as bool")
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}
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func TestHCLVariableCycle(t *testing.T) {
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dt := []byte(`
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variable "FOO" {
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default = BAR
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}
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variable "FOO2" {
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default = FOO
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}
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variable "BAR" {
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default = FOO
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}
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target "app" {}
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`)
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_, err := ParseFile(dt, "docker-bake.hcl")
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require.Error(t, err)
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require.Contains(t, err.Error(), "variable cycle not allowed")
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}
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func TestHCLAttrs(t *testing.T) {
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dt := []byte(`
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FOO="abc"
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BAR="attr-${FOO}def"
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target "app" {
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args = {
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"v1": BAR
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}
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}
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`)
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c, err := ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "attr-abcdef", c.Targets[0].Args["v1"])
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// env does not apply if no variable
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os.Setenv("FOO", "bar")
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c, err = ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "attr-abcdef", c.Targets[0].Args["v1"])
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// attr-multifile
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}
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func TestHCLAttrsCustomType(t *testing.T) {
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dt := []byte(`
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platforms=["linux/arm64", "linux/amd64"]
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target "app" {
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platforms = platforms
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args = {
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"v1": platforms[0]
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}
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}
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`)
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c, err := ParseFile(dt, "docker-bake.hcl")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, []string{"linux/arm64", "linux/amd64"}, c.Targets[0].Platforms)
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require.Equal(t, "linux/arm64", c.Targets[0].Args["v1"])
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}
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func TestHCLMultiFileAttrs(t *testing.T) {
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os.Unsetenv("FOO")
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dt := []byte(`
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variable "FOO" {
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default = "abc"
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}
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target "app" {
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args = {
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v1 = "pre-${FOO}"
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}
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}
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`)
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dt2 := []byte(`
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FOO="def"
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`)
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c, err := ParseFiles([]File{
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{Data: dt, Name: "c1.hcl"},
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{Data: dt2, Name: "c2.hcl"},
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}, nil)
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "pre-def", c.Targets[0].Args["v1"])
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os.Setenv("FOO", "ghi")
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c, err = ParseFiles([]File{
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{Data: dt, Name: "c1.hcl"},
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{Data: dt2, Name: "c2.hcl"},
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}, nil)
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "pre-ghi", c.Targets[0].Args["v1"])
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}
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func TestJSONAttributes(t *testing.T) {
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dt := []byte(`{"FOO": "abc", "variable": {"BAR": {"default": "def"}}, "target": { "app": { "args": {"v1": "pre-${FOO}-${BAR}"}} } }`)
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c, err := ParseFile(dt, "docker-bake.json")
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require.NoError(t, err)
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require.Equal(t, 1, len(c.Targets))
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require.Equal(t, c.Targets[0].Name, "app")
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require.Equal(t, "pre-abc-def", c.Targets[0].Args["v1"])
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}
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func TestJSONFunctions(t *testing.T) {
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dt := []byte(`{
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"FOO": "abc",
|
|
"function": {
|
|
"myfunc": {
|
|
"params": ["inp"],
|
|
"result": "<${upper(inp)}-${FOO}>"
|
|
}
|
|
},
|
|
"target": {
|
|
"app": {
|
|
"args": {
|
|
"v1": "pre-${myfunc(\"foo\")}"
|
|
}
|
|
}
|
|
}}`)
|
|
|
|
c, err := ParseFile(dt, "docker-bake.json")
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, 1, len(c.Targets))
|
|
require.Equal(t, c.Targets[0].Name, "app")
|
|
require.Equal(t, "pre-<FOO-abc>", c.Targets[0].Args["v1"])
|
|
}
|
|
|
|
func TestHCLFunctionInAttr(t *testing.T) {
|
|
dt := []byte(`
|
|
function "brace" {
|
|
params = [inp]
|
|
result = "[${inp}]"
|
|
}
|
|
function "myupper" {
|
|
params = [val]
|
|
result = "${upper(val)} <> ${brace(v2)}"
|
|
}
|
|
|
|
v1=myupper("foo")
|
|
v2=lower("BAZ")
|
|
target "app" {
|
|
args = {
|
|
"v1": v1
|
|
}
|
|
}
|
|
`)
|
|
|
|
c, err := ParseFile(dt, "docker-bake.hcl")
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, 1, len(c.Targets))
|
|
require.Equal(t, c.Targets[0].Name, "app")
|
|
require.Equal(t, "FOO <> [baz]", c.Targets[0].Args["v1"])
|
|
}
|
|
|
|
func TestHCLCombineCompose(t *testing.T) {
|
|
dt := []byte(`
|
|
target "app" {
|
|
context = "dir"
|
|
args = {
|
|
v1 = "foo"
|
|
}
|
|
}
|
|
`)
|
|
dt2 := []byte(`
|
|
version: "3"
|
|
|
|
services:
|
|
app:
|
|
build:
|
|
dockerfile: Dockerfile-alternate
|
|
args:
|
|
v2: "bar"
|
|
`)
|
|
|
|
c, err := ParseFiles([]File{
|
|
{Data: dt, Name: "c1.hcl"},
|
|
{Data: dt2, Name: "c2.yml"},
|
|
}, nil)
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, 1, len(c.Targets))
|
|
require.Equal(t, c.Targets[0].Name, "app")
|
|
require.Equal(t, "foo", c.Targets[0].Args["v1"])
|
|
require.Equal(t, "bar", c.Targets[0].Args["v2"])
|
|
require.Equal(t, "dir", *c.Targets[0].Context)
|
|
require.Equal(t, "Dockerfile-alternate", *c.Targets[0].Dockerfile)
|
|
}
|
|
|
|
func TestHCLBuiltinVars(t *testing.T) {
|
|
dt := []byte(`
|
|
target "app" {
|
|
context = BAKE_CMD_CONTEXT
|
|
dockerfile = "test"
|
|
}
|
|
`)
|
|
|
|
c, err := ParseFiles([]File{
|
|
{Data: dt, Name: "c1.hcl"},
|
|
}, map[string]string{
|
|
"BAKE_CMD_CONTEXT": "foo",
|
|
})
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, 1, len(c.Targets))
|
|
require.Equal(t, c.Targets[0].Name, "app")
|
|
require.Equal(t, "foo", *c.Targets[0].Context)
|
|
require.Equal(t, "test", *c.Targets[0].Dockerfile)
|
|
}
|
|
|
|
func TestCombineHCLAndJSONTargets(t *testing.T) {
|
|
c, err := ParseFiles([]File{
|
|
{
|
|
Name: "docker-bake.hcl",
|
|
Data: []byte(`
|
|
group "default" {
|
|
targets = ["a"]
|
|
}
|
|
|
|
target "metadata-a" {}
|
|
target "metadata-b" {}
|
|
|
|
target "a" {
|
|
inherits = ["metadata-a"]
|
|
context = "."
|
|
target = "a"
|
|
}
|
|
|
|
target "b" {
|
|
inherits = ["metadata-b"]
|
|
context = "."
|
|
target = "b"
|
|
}`),
|
|
},
|
|
{
|
|
Name: "metadata-a.json",
|
|
Data: []byte(`
|
|
{
|
|
"target": [{
|
|
"metadata-a": [{
|
|
"tags": [
|
|
"app/a:1.0.0",
|
|
"app/a:latest"
|
|
]
|
|
}]
|
|
}]
|
|
}`),
|
|
},
|
|
{
|
|
Name: "metadata-b.json",
|
|
Data: []byte(`
|
|
{
|
|
"target": [{
|
|
"metadata-b": [{
|
|
"tags": [
|
|
"app/b:1.0.0",
|
|
"app/b:latest"
|
|
]
|
|
}]
|
|
}]
|
|
}`),
|
|
},
|
|
}, nil)
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, 1, len(c.Groups))
|
|
require.Equal(t, "default", c.Groups[0].Name)
|
|
require.Equal(t, []string{"a"}, c.Groups[0].Targets)
|
|
|
|
require.Equal(t, 4, len(c.Targets))
|
|
|
|
require.Equal(t, c.Targets[0].Name, "metadata-a")
|
|
require.Equal(t, []string{"app/a:1.0.0", "app/a:latest"}, c.Targets[0].Tags)
|
|
|
|
require.Equal(t, c.Targets[1].Name, "metadata-b")
|
|
require.Equal(t, []string{"app/b:1.0.0", "app/b:latest"}, c.Targets[1].Tags)
|
|
|
|
require.Equal(t, c.Targets[2].Name, "a")
|
|
require.Equal(t, ".", *c.Targets[2].Context)
|
|
require.Equal(t, "a", *c.Targets[2].Target)
|
|
|
|
require.Equal(t, c.Targets[3].Name, "b")
|
|
require.Equal(t, ".", *c.Targets[3].Context)
|
|
require.Equal(t, "b", *c.Targets[3].Target)
|
|
}
|
|
|
|
func TestCombineHCLAndJSONVars(t *testing.T) {
|
|
c, err := ParseFiles([]File{
|
|
{
|
|
Name: "docker-bake.hcl",
|
|
Data: []byte(`
|
|
variable "ABC" {
|
|
default = "foo"
|
|
}
|
|
variable "DEF" {
|
|
default = ""
|
|
}
|
|
group "default" {
|
|
targets = ["one"]
|
|
}
|
|
target "one" {
|
|
args = {
|
|
a = "pre-${ABC}"
|
|
}
|
|
}
|
|
target "two" {
|
|
args = {
|
|
b = "pre-${DEF}"
|
|
}
|
|
}`),
|
|
},
|
|
{
|
|
Name: "foo.json",
|
|
Data: []byte(`{"variable": {"DEF": {"default": "bar"}}, "target": { "one": { "args": {"a": "pre-${ABC}-${DEF}"}} } }`),
|
|
},
|
|
{
|
|
Name: "bar.json",
|
|
Data: []byte(`{"ABC": "ghi", "DEF": "jkl"}`),
|
|
},
|
|
}, nil)
|
|
require.NoError(t, err)
|
|
|
|
require.Equal(t, 1, len(c.Groups))
|
|
require.Equal(t, "default", c.Groups[0].Name)
|
|
require.Equal(t, []string{"one"}, c.Groups[0].Targets)
|
|
|
|
require.Equal(t, 2, len(c.Targets))
|
|
|
|
require.Equal(t, c.Targets[0].Name, "one")
|
|
require.Equal(t, map[string]string{"a": "pre-ghi-jkl"}, c.Targets[0].Args)
|
|
|
|
require.Equal(t, c.Targets[1].Name, "two")
|
|
require.Equal(t, map[string]string{"b": "pre-jkl"}, c.Targets[1].Args)
|
|
}
|
|
|
|
func TestEmptyVariableJSON(t *testing.T) {
|
|
dt := []byte(`{
|
|
"variable": {
|
|
"VAR": {}
|
|
}
|
|
}`)
|
|
_, err := ParseFile(dt, "docker-bake.json")
|
|
require.NoError(t, err)
|
|
}
|
|
|
|
func TestFunctionNoParams(t *testing.T) {
|
|
dt := []byte(`
|
|
function "foo" {
|
|
result = "bar"
|
|
}
|
|
target "foo_target" {
|
|
args = {
|
|
test = foo()
|
|
}
|
|
}
|
|
`)
|
|
|
|
_, err := ParseFile(dt, "docker-bake.hcl")
|
|
require.Error(t, err)
|
|
}
|
|
|
|
func TestFunctionNoResult(t *testing.T) {
|
|
dt := []byte(`
|
|
function "foo" {
|
|
params = ["a"]
|
|
}
|
|
`)
|
|
|
|
_, err := ParseFile(dt, "docker-bake.hcl")
|
|
require.Error(t, err)
|
|
}
|