terraform/configs/provider_requirements_test.go

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package configs
import (
"testing"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
version "github.com/hashicorp/go-version"
"github.com/hashicorp/hcl/v2"
"github.com/hashicorp/hcl/v2/hcltest"
"github.com/hashicorp/terraform/addrs"
"github.com/zclconf/go-cty/cty"
)
var (
ignoreUnexported = cmpopts.IgnoreUnexported(version.Constraint{})
comparer = cmp.Comparer(func(x, y RequiredProvider) bool {
if x.Name != y.Name {
return false
}
if x.Type != y.Type {
return false
}
if x.Source != y.Source {
return false
}
if x.Requirement.Required.String() != y.Requirement.Required.String() {
return false
}
if x.DeclRange != y.DeclRange {
return false
}
return true
})
blockRange = hcl.Range{
Filename: "mock.tf",
Start: hcl.Pos{Line: 3, Column: 12, Byte: 27},
End: hcl.Pos{Line: 3, Column: 19, Byte: 34},
}
mockRange = hcl.Range{
Filename: "MockExprLiteral",
}
)
func TestDecodeRequiredProvidersBlock(t *testing.T) {
tests := map[string]struct {
Block *hcl.Block
Want *RequiredProviders
Error string
}{
"legacy": {
Block: &hcl.Block{
Type: "required_providers",
Body: hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"default": {
Name: "default",
Expr: hcltest.MockExprLiteral(cty.StringVal("1.0.0")),
},
},
}),
DefRange: blockRange,
},
Want: &RequiredProviders{
RequiredProviders: map[string]*RequiredProvider{
"default": {
Name: "default",
Type: addrs.NewDefaultProvider("default"),
Requirement: testVC("1.0.0"),
DeclRange: mockRange,
},
},
DeclRange: blockRange,
},
},
"provider source": {
Block: &hcl.Block{
Type: "required_providers",
Body: hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"my_test": {
Name: "my_test",
Expr: hcltest.MockExprLiteral(cty.ObjectVal(map[string]cty.Value{
"source": cty.StringVal("mycloud/test"),
"version": cty.StringVal("2.0.0"),
})),
},
},
}),
DefRange: blockRange,
},
Want: &RequiredProviders{
RequiredProviders: map[string]*RequiredProvider{
"my_test": {
Name: "my_test",
Source: "mycloud/test",
Type: addrs.NewProvider(addrs.DefaultRegistryHost, "mycloud", "test"),
Requirement: testVC("2.0.0"),
DeclRange: mockRange,
},
},
DeclRange: blockRange,
},
},
"mixed": {
Block: &hcl.Block{
Type: "required_providers",
Body: hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"legacy": {
Name: "legacy",
Expr: hcltest.MockExprLiteral(cty.StringVal("1.0.0")),
},
"my_test": {
Name: "my_test",
Expr: hcltest.MockExprLiteral(cty.ObjectVal(map[string]cty.Value{
"source": cty.StringVal("mycloud/test"),
"version": cty.StringVal("2.0.0"),
})),
},
},
}),
DefRange: blockRange,
},
Want: &RequiredProviders{
RequiredProviders: map[string]*RequiredProvider{
"legacy": {
Name: "legacy",
Type: addrs.NewDefaultProvider("legacy"),
Requirement: testVC("1.0.0"),
DeclRange: mockRange,
},
"my_test": {
Name: "my_test",
Source: "mycloud/test",
Type: addrs.NewProvider(addrs.DefaultRegistryHost, "mycloud", "test"),
Requirement: testVC("2.0.0"),
DeclRange: mockRange,
},
},
DeclRange: blockRange,
},
},
"version-only block": {
Block: &hcl.Block{
Type: "required_providers",
Body: hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"test": {
Name: "test",
Expr: hcltest.MockExprLiteral(cty.ObjectVal(map[string]cty.Value{
"version": cty.StringVal("~>2.0.0"),
})),
},
},
}),
DefRange: blockRange,
},
Want: &RequiredProviders{
RequiredProviders: map[string]*RequiredProvider{
"test": {
Name: "test",
Type: addrs.NewDefaultProvider("test"),
Requirement: testVC("~>2.0.0"),
DeclRange: mockRange,
},
},
DeclRange: blockRange,
},
},
"invalid source": {
Block: &hcl.Block{
Type: "required_providers",
Body: hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"my_test": {
Name: "my_test",
Expr: hcltest.MockExprLiteral(cty.ObjectVal(map[string]cty.Value{
"source": cty.StringVal("some/invalid/provider/source/test"),
"version": cty.StringVal("~>2.0.0"),
})),
},
},
}),
DefRange: blockRange,
},
Want: &RequiredProviders{
RequiredProviders: map[string]*RequiredProvider{
"my_test": {
Name: "my_test",
Source: "some/invalid/provider/source/test",
Type: addrs.Provider{},
Requirement: testVC("~>2.0.0"),
DeclRange: mockRange,
},
},
DeclRange: blockRange,
},
Error: "Invalid provider source string",
},
"localname is invalid provider name": {
Block: &hcl.Block{
Type: "required_providers",
Body: hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"my_test": {
Name: "my_test",
Expr: hcltest.MockExprLiteral(cty.ObjectVal(map[string]cty.Value{
"version": cty.StringVal("~>2.0.0"),
})),
},
},
}),
DefRange: blockRange,
},
Want: &RequiredProviders{
RequiredProviders: map[string]*RequiredProvider{
"my_test": {
Name: "my_test",
Type: addrs.Provider{},
Requirement: testVC("~>2.0.0"),
DeclRange: mockRange,
},
},
DeclRange: blockRange,
},
Error: "Invalid provider name",
},
"version constraint error": {
Block: &hcl.Block{
Type: "required_providers",
Body: hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"my_test": {
Name: "my_test",
Expr: hcltest.MockExprLiteral(cty.ObjectVal(map[string]cty.Value{
"source": cty.StringVal("mycloud/test"),
"version": cty.StringVal("invalid"),
})),
},
},
}),
DefRange: blockRange,
},
Want: &RequiredProviders{
RequiredProviders: map[string]*RequiredProvider{
"my_test": {
Name: "my_test",
Source: "mycloud/test",
Type: addrs.NewProvider(addrs.DefaultRegistryHost, "mycloud", "test"),
DeclRange: mockRange,
},
},
DeclRange: blockRange,
},
Error: "Invalid version constraint",
},
"invalid required_providers attribute value": {
Block: &hcl.Block{
Type: "required_providers",
Body: hcltest.MockBody(&hcl.BodyContent{
Attributes: hcl.Attributes{
"test": {
Name: "test",
Expr: hcltest.MockExprLiteral(cty.ListVal([]cty.Value{cty.StringVal("2.0.0")})),
},
},
}),
DefRange: blockRange,
},
Want: &RequiredProviders{
RequiredProviders: map[string]*RequiredProvider{
"test": {
Name: "test",
Type: addrs.NewDefaultProvider("test"),
DeclRange: mockRange,
},
},
DeclRange: blockRange,
},
Error: "Invalid required_providers syntax",
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
got, diags := decodeRequiredProvidersBlock(test.Block)
if diags.HasErrors() {
if test.Error == "" {
t.Fatalf("unexpected error")
}
if gotErr := diags[0].Summary; gotErr != test.Error {
t.Errorf("wrong error, got %q, want %q", gotErr, test.Error)
}
} else if test.Error != "" {
t.Fatalf("expected error")
}
if !cmp.Equal(got, test.Want, ignoreUnexported, comparer) {
t.Fatalf("wrong result:\n %s", cmp.Diff(got, test.Want, ignoreUnexported, comparer))
}
})
}
}
func testVC(ver string) VersionConstraint {
constraint, _ := version.NewConstraint(ver)
return VersionConstraint{
Required: constraint,
DeclRange: hcl.Range{},
}
}