host.go

package utils

import (
	"fmt"

	"github.com/blang/semver"
	"github.com/pulumi/pulumi/pkg/v3/resource/deploy/deploytest"
	"github.com/pulumi/pulumi/sdk/v3/go/common/resource/plugin"
	"github.com/pulumi/pulumi/sdk/v3/go/common/slice"
	"github.com/pulumi/pulumi/sdk/v3/go/common/tokens"
)

type SchemaProvider struct {
	name    string
	version string
}

// NewHost creates a schema-only plugin host, supporting multiple package versions in tests. This
// enables running tests offline. If this host is used to load a plugin, that is, to run a Pulumi
// program, it will panic.
func NewHostWithProviders(schemaDirectoryPath string, providers ...SchemaProvider) plugin.Host {
	mockProvider := func(name tokens.Package, version string) *deploytest.PluginLoader {
		return deploytest.NewProviderLoader(name, semver.MustParse(version), func() (plugin.Provider, error) {
			panic(fmt.Sprintf(
				"expected plugin loader to use cached schema path, but cache was missed for package %v@%v, "+
					"is an entry in the makefile or setup for this package missing?",
				name, version))
		}, deploytest.WithPath(schemaDirectoryPath))
	}

	pluginLoaders := slice.Prealloc[*deploytest.PluginLoader](len(providers))

	for _, v := range providers {
		pluginLoaders = append(pluginLoaders, mockProvider(tokens.Package(v.name), v.version))
	}

	// For the pulumi/pulumi repository, this must be kept in sync with the makefile and/or committed
	// schema files in the given schema directory. This is the minimal set of schemas that must be
	// supplied.
	return deploytest.NewPluginHost(nil, nil, nil,
		pluginLoaders...,
	)
}

// NewHost creates a schema-only plugin host, supporting multiple package versions in tests. This
// enables running tests offline. If this host is used to load a plugin, that is, to run a Pulumi
// program, it will panic.
func NewHost(schemaDirectoryPath string) plugin.Host {
	// For the pulumi/pulumi repository, this must be kept in sync with the makefile and/or committed
	// schema files in the given schema directory. This is the minimal set of schemas that must be
	// supplied.
	return NewHostWithProviders(schemaDirectoryPath,
		SchemaProvider{"tls", "4.10.0"},
		SchemaProvider{"aws", "4.15.0"},
		SchemaProvider{"aws", "4.26.0"},
		SchemaProvider{"aws", "4.36.0"},
		SchemaProvider{"aws", "4.37.1"},
		SchemaProvider{"aws", "5.16.2"},
		SchemaProvider{"azure", "4.18.0"},
		SchemaProvider{"azure-native", "1.28.0"},
		SchemaProvider{"azure-native", "1.29.0"},
		SchemaProvider{"random", "4.2.0"},
		SchemaProvider{"random", "4.3.1"},
		SchemaProvider{"random", "4.11.2"},
		SchemaProvider{"kubernetes", "3.7.0"},
		SchemaProvider{"kubernetes", "3.7.2"},
		SchemaProvider{"eks", "0.37.1"},
		SchemaProvider{"google-native", "0.18.2"},
		SchemaProvider{"google-native", "0.27.0"},
		SchemaProvider{"aws-native", "0.99.0"},
		SchemaProvider{"docker", "3.1.0"},
		SchemaProvider{"std", "1.0.0"},
		// PCL examples in 'testing/test/testdata/transpiled_examples require these versions
		SchemaProvider{"aws", "5.4.0"},
		SchemaProvider{"azure-native", "1.56.0"},
		SchemaProvider{"eks", "0.40.0"},
		SchemaProvider{"aws-native", "0.13.0"},
		SchemaProvider{"docker", "4.0.0-alpha.0"},
		SchemaProvider{"awsx", "1.0.0-beta.5"},
		SchemaProvider{"kubernetes", "3.0.0"},
		SchemaProvider{"aws", "4.37.1"},

		SchemaProvider{"other", "0.1.0"},
		SchemaProvider{"synthetic", "1.0.0"},
		SchemaProvider{"basic-unions", "0.1.0"},
		SchemaProvider{"range", "1.0.0"},
		SchemaProvider{"lambda", "0.1.0"},
		SchemaProvider{"remoteref", "1.0.0"},
		SchemaProvider{"splat", "1.0.0"},
		SchemaProvider{"snowflake", "0.66.1"},
		SchemaProvider{"using-dashes", "1.0.0"},
		SchemaProvider{"auto-deploy", "0.0.1"},
		SchemaProvider{"localref", "1.0.0"},
		SchemaProvider{"enum", "1.0.0"},
		SchemaProvider{"plain-properties", "1.0.0"},
		SchemaProvider{"recursive", "1.0.0"},
		SchemaProvider{"aws-static-website", "0.4.0"},
	)
}