terraform/internal/earlyconfig/config_test.go

85 lines
2.5 KiB
Go

package earlyconfig
import (
"log"
"path/filepath"
"testing"
"github.com/google/go-cmp/cmp"
version "github.com/hashicorp/go-version"
"github.com/hashicorp/terraform-config-inspect/tfconfig"
svchost "github.com/hashicorp/terraform-svchost"
"github.com/hashicorp/terraform/internal/addrs"
"github.com/hashicorp/terraform/internal/getproviders"
"github.com/hashicorp/terraform/internal/tfdiags"
)
func TestConfigProviderRequirements(t *testing.T) {
cfg := testConfig(t, "testdata/provider-reqs")
impliedProvider := addrs.NewProvider(
addrs.DefaultRegistryHost,
"hashicorp", "implied",
)
nullProvider := addrs.NewProvider(
addrs.DefaultRegistryHost,
"hashicorp", "null",
)
randomProvider := addrs.NewProvider(
addrs.DefaultRegistryHost,
"hashicorp", "random",
)
tlsProvider := addrs.NewProvider(
addrs.DefaultRegistryHost,
"hashicorp", "tls",
)
happycloudProvider := addrs.NewProvider(
svchost.Hostname("tf.example.com"),
"awesomecorp", "happycloud",
)
got, diags := cfg.ProviderRequirements()
if diags.HasErrors() {
t.Fatalf("unexpected diagnostics: %s", diags.Err().Error())
}
want := getproviders.Requirements{
// the nullProvider constraints from the two modules are merged
nullProvider: getproviders.MustParseVersionConstraints("~> 2.0.0, 2.0.1"),
randomProvider: getproviders.MustParseVersionConstraints("~> 1.2.0"),
tlsProvider: getproviders.MustParseVersionConstraints("~> 3.0"),
impliedProvider: nil,
happycloudProvider: nil,
}
if diff := cmp.Diff(want, got); diff != "" {
t.Errorf("wrong result\n%s", diff)
}
}
func testConfig(t *testing.T, baseDir string) *Config {
rootMod, diags := LoadModule(baseDir)
if diags.HasErrors() {
t.Fatalf("unexpected diagnostics: %s", diags.Err().Error())
}
cfg, diags := BuildConfig(rootMod, ModuleWalkerFunc(testModuleWalkerFunc))
if diags.HasErrors() {
t.Fatalf("unexpected diagnostics: %s", diags.Err().Error())
}
return cfg
}
// testModuleWalkerFunc is a simple implementation of ModuleWalkerFunc that
// only understands how to resolve relative filesystem paths, using source
// location information from the call.
func testModuleWalkerFunc(req *ModuleRequest) (*tfconfig.Module, *version.Version, tfdiags.Diagnostics) {
callFilename := req.CallPos.Filename
sourcePath := req.SourceAddr
finalPath := filepath.Join(filepath.Dir(callFilename), sourcePath)
log.Printf("[TRACE] %s in %s -> %s", sourcePath, callFilename, finalPath)
newMod, diags := LoadModule(finalPath)
return newMod, version.Must(version.NewVersion("0.0.0")), diags
}