2019-12-17 05:25:56 -05:00
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package hcl2template
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import (
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"fmt"
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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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"github.com/google/go-cmp/cmp/cmpopts"
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"github.com/hashicorp/hcl/v2"
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"github.com/hashicorp/hcl/v2/hclparse"
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"github.com/hashicorp/packer/helper/config"
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"github.com/hashicorp/packer/packer"
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"github.com/zclconf/go-cty/cty"
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)
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func getBasicParser() *Parser {
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return &Parser{
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Parser: hclparse.NewParser(),
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BuilderSchemas: mapOfBuilder(map[string]packer.Builder{
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"amazon-ebs": &MockBuilder{},
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"virtualbox-iso": &MockBuilder{},
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}),
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ProvisionersSchemas: mapOfProvisioner(map[string]packer.Provisioner{
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"shell": &MockProvisioner{},
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"file": &MockProvisioner{},
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}),
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PostProcessorsSchemas: mapOfPostProcessor(map[string]packer.PostProcessor{
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"amazon-import": &MockPostProcessor{},
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}),
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}
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}
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type mapOfBuilder map[string]packer.Builder
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func (mob mapOfBuilder) Has(builder string) bool {
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_, res := mob[builder]
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return res
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}
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func (mob mapOfBuilder) Start(builder string) (packer.Builder, error) {
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d, found := mob[builder]
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var err error
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if !found {
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err = fmt.Errorf("Unknown entry %s", builder)
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}
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return d, err
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}
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func (mob mapOfBuilder) List() []string {
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res := []string{}
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for k := range mob {
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res = append(res, k)
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}
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return res
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}
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type mapOfCommunicator map[string]packer.ConfigurableCommunicator
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func (mob mapOfCommunicator) Start(communicator string) (packer.ConfigurableCommunicator, error) {
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c, found := mob[communicator]
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var err error
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if !found {
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err = fmt.Errorf("Unknown entry %s", communicator)
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}
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return c, err
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}
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type mapOfProvisioner map[string]packer.Provisioner
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func (mop mapOfProvisioner) Has(provisioner string) bool {
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_, res := mop[provisioner]
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return res
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}
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func (mop mapOfProvisioner) Start(provisioner string) (packer.Provisioner, error) {
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p, found := mop[provisioner]
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var err error
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if !found {
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err = fmt.Errorf("Unknown provisioner %s", provisioner)
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}
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return p, err
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}
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func (mod mapOfProvisioner) List() []string {
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res := []string{}
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for k := range mod {
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res = append(res, k)
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}
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return res
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}
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type mapOfPostProcessor map[string]packer.PostProcessor
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func (mop mapOfPostProcessor) Has(provisioner string) bool {
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_, res := mop[provisioner]
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return res
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}
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func (mop mapOfPostProcessor) Start(postProcessor string) (packer.PostProcessor, error) {
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p, found := mop[postProcessor]
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var err error
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if !found {
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err = fmt.Errorf("Unknown post-processor %s", postProcessor)
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}
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return p, err
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}
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func (mod mapOfPostProcessor) List() []string {
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res := []string{}
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for k := range mod {
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res = append(res, k)
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}
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return res
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}
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type parseTestArgs struct {
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filename string
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}
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type parseTest struct {
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name string
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parser *Parser
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args parseTestArgs
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parseWantCfg *PackerConfig
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parseWantDiags bool
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parseWantDiagHasErrors bool
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getBuildsWantBuilds []packer.Build
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getBuildsWantDiags bool
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// getBuildsWantDiagHasErrors bool
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}
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func testParse(t *testing.T, tests []parseTest) {
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2019-12-17 10:46:36 -05:00
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t.Helper()
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2019-12-17 05:25:56 -05:00
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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gotCfg, gotDiags := tt.parser.parse(tt.args.filename)
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if tt.parseWantDiags == (gotDiags == nil) {
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t.Fatalf("Parser.parse() unexpected diagnostics. %s", gotDiags)
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}
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if tt.parseWantDiagHasErrors != gotDiags.HasErrors() {
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t.Fatalf("Parser.parse() unexpected diagnostics HasErrors. %s", gotDiags)
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}
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if diff := cmp.Diff(tt.parseWantCfg, gotCfg,
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cmpopts.IgnoreUnexported(cty.Value{}, Source{}, ProvisionerBlock{}, PostProcessorBlock{}),
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cmpopts.IgnoreTypes(HCL2Ref{}),
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cmpopts.IgnoreTypes([]hcl.Range{}),
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cmpopts.IgnoreTypes(hcl.Range{}),
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cmpopts.IgnoreInterfaces(struct{ hcl.Expression }{}),
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cmpopts.IgnoreInterfaces(struct{ hcl.Body }{}),
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); diff != "" {
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t.Fatalf("Parser.parse() wrong packer config. %s", diff)
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}
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if gotDiags.HasErrors() {
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return
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}
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gotBuilds, gotDiags := tt.parser.getBuilds(gotCfg)
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if tt.getBuildsWantDiags == (gotDiags == nil) {
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t.Fatalf("Parser.getBuilds() unexpected diagnostics. %s", gotDiags)
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}
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if diff := cmp.Diff(tt.getBuildsWantBuilds, gotBuilds,
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cmpopts.IgnoreUnexported(packer.CoreBuild{},
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packer.CoreBuildProvisioner{},
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packer.CoreBuildPostProcessor{},
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),
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); diff != "" {
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t.Fatalf("Parser.getBuilds() wrong packer builds. %s", diff)
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}
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})
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}
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}
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var (
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// everything in the tests is a basicNestedMockConfig this allow to test
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// each known type to packer ( and embedding ) in one go.
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basicNestedMockConfig = NestedMockConfig{
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String: "string",
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Int: 42,
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Int64: 43,
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Bool: true,
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Trilean: config.TriTrue,
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Duration: 10 * time.Second,
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MapStringString: map[string]string{
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"a": "b",
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"c": "d",
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},
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SliceString: []string{
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"a",
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"b",
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"c",
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},
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2020-02-03 11:03:28 -05:00
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SliceSliceString: [][]string{
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{"a", "b"},
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{"c", "d"},
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},
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2019-12-17 05:25:56 -05:00
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}
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basicMockBuilder = &MockBuilder{
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Config: MockConfig{
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NestedMockConfig: basicNestedMockConfig,
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Nested: basicNestedMockConfig,
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NestedSlice: []NestedMockConfig{
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basicNestedMockConfig,
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basicNestedMockConfig,
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},
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},
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}
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basicMockProvisioner = &MockProvisioner{
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Config: MockConfig{
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NestedMockConfig: basicNestedMockConfig,
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Nested: basicNestedMockConfig,
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NestedSlice: []NestedMockConfig{
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{},
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},
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},
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}
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basicMockPostProcessor = &MockPostProcessor{
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Config: MockConfig{
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NestedMockConfig: basicNestedMockConfig,
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Nested: basicNestedMockConfig,
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NestedSlice: []NestedMockConfig{
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{},
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},
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},
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}
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basicMockCommunicator = &MockCommunicator{
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Config: MockConfig{
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NestedMockConfig: basicNestedMockConfig,
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Nested: basicNestedMockConfig,
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NestedSlice: []NestedMockConfig{
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{},
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},
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},
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}
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)
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