pulumi/pkg/codegen/go/gen_program_test.go

93 lines
2.9 KiB
Go

package gen
import (
"bytes"
"io/ioutil"
"path/filepath"
"testing"
"github.com/hashicorp/hcl/v2"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/pulumi/pulumi/pkg/v3/codegen"
"github.com/pulumi/pulumi/pkg/v3/codegen/hcl2/model/format"
"github.com/pulumi/pulumi/pkg/v3/codegen/hcl2/syntax"
"github.com/pulumi/pulumi/pkg/v3/codegen/pcl"
"github.com/pulumi/pulumi/pkg/v3/codegen/testing/test"
"github.com/pulumi/pulumi/pkg/v3/codegen/testing/utils"
)
var testdataPath = filepath.Join("..", "testing", "test", "testdata")
func TestGenerateProgram(t *testing.T) {
t.Parallel()
test.TestProgramCodegen(t,
test.ProgramCodegenOptions{
Language: "go",
Extension: "go",
OutputFile: "main.go",
Check: func(t *testing.T, path string, dependencies codegen.StringSet) {
Check(t, path, dependencies, "../../../../../../../sdk")
},
GenProgram: func(program *pcl.Program) (map[string][]byte, hcl.Diagnostics, error) {
// Prevent tests from interfering with each other
return GenerateProgramWithOptions(program, GenerateProgramOptions{ExternalCache: NewCache()})
},
TestCases: test.PulumiPulumiProgramTests,
})
}
func TestCollectImports(t *testing.T) {
t.Parallel()
g := newTestGenerator(t, filepath.Join("aws-s3-logging-pp", "aws-s3-logging.pp"))
pulumiImports := codegen.NewStringSet()
stdImports := codegen.NewStringSet()
preambleHelperMethods := codegen.NewStringSet()
g.collectImports(g.program, stdImports, pulumiImports, preambleHelperMethods)
stdVals := stdImports.SortedValues()
pulumiVals := pulumiImports.SortedValues()
assert.Equal(t, 0, len(stdVals))
assert.Equal(t, 1, len(pulumiVals))
assert.Equal(t, "\"github.com/pulumi/pulumi-aws/sdk/v4/go/aws/s3\"", pulumiVals[0])
}
func newTestGenerator(t *testing.T, testFile string) *generator {
path := filepath.Join(testdataPath, testFile)
contents, err := ioutil.ReadFile(path)
require.NoErrorf(t, err, "could not read %v: %v", path, err)
parser := syntax.NewParser()
err = parser.ParseFile(bytes.NewReader(contents), filepath.Base(path))
if err != nil {
t.Fatalf("could not read %v: %v", path, err)
}
if parser.Diagnostics.HasErrors() {
t.Fatalf("failed to parse files: %v", parser.Diagnostics)
}
program, diags, err := pcl.BindProgram(parser.Files, pcl.PluginHost(utils.NewHost(testdataPath)))
if err != nil {
t.Fatalf("could not bind program: %v", err)
}
if diags.HasErrors() {
t.Fatalf("failed to bind program: %v", diags)
}
g := &generator{
program: program,
jsonTempSpiller: &jsonSpiller{},
ternaryTempSpiller: &tempSpiller{},
readDirTempSpiller: &readDirSpiller{},
splatSpiller: &splatSpiller{},
optionalSpiller: &optionalSpiller{},
scopeTraversalRoots: codegen.NewStringSet(),
arrayHelpers: make(map[string]*promptToInputArrayHelper),
}
g.Formatter = format.NewFormatter(g)
return g
}