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Merge pull request #70 from gzuidhof/add-test-cases
Add support for direct string translation, add conversion tests
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| name: Test Tygo | ||
| on: | ||
| pull_request: | ||
| push: | ||
|
|
||
| jobs: | ||
| test: | ||
| runs-on: ubuntu-latest | ||
| strategy: | ||
| matrix: | ||
| go-version: | ||
| - 1.22.x | ||
| steps: | ||
| - name: checkout | ||
| uses: actions/checkout@v4 | ||
| - name: install | ||
| uses: actions/setup-go@v5 | ||
| with: | ||
| go-version: '${{ matrix.go-version }}' | ||
| - name: vet | ||
| run: go vet ./... | ||
| - name: test | ||
| run: go test -v -race ./... |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| package tygo | ||
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| import ( | ||
| "fmt" | ||
| "go/parser" | ||
| "go/token" | ||
| "strings" | ||
| ) | ||
|
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| // ConvertGoToTypescript converts Go code string to Typescript. | ||
| // | ||
| // This is mostly useful for testing purposes inside tygo itself. | ||
| func ConvertGoToTypescript(goCode string, pkgConfig PackageConfig) (string, error) { | ||
| src := fmt.Sprintf(`package tygoconvert | ||
| %s`, goCode) | ||
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| fset := token.NewFileSet() | ||
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| f, err := parser.ParseFile(fset, "", src, parser.AllErrors|parser.ParseComments) | ||
| if err != nil { | ||
| return "", fmt.Errorf("failed to parse source: %w", err) | ||
| } | ||
|
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| pkgConfig, err = pkgConfig.Normalize() | ||
| if err != nil { | ||
| return "", fmt.Errorf("failed to normalize package config: %w", err) | ||
| } | ||
|
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| pkgGen := &PackageGenerator{ | ||
| conf: &pkgConfig, | ||
| pkg: nil, | ||
| } | ||
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| s := new(strings.Builder) | ||
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| pkgGen.generateFile(s, f, "") | ||
| code := s.String() | ||
|
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| return code, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,113 @@ | ||
| package tygo | ||
|
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| import ( | ||
| "embed" | ||
| "fmt" | ||
| "strings" | ||
| "testing" | ||
|
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| "github.com/stretchr/testify/assert" | ||
| "github.com/stretchr/testify/require" | ||
| "gopkg.in/yaml.v3" | ||
| ) | ||
|
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| // Embed markdown test fixtures | ||
| // | ||
| //go:embed testdata/fixtures/*.md | ||
| var mdfs embed.FS | ||
|
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| type MarkdownFixture struct { | ||
| PackageConfig PackageConfig | ||
| GoCode string | ||
| TsCode string | ||
| } | ||
|
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| func TestConvertGoToTypescriptSmoketest(t *testing.T) { | ||
| t.Parallel() | ||
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| goCode := "type MyType uint8" | ||
| tsCode, err := ConvertGoToTypescript(goCode, PackageConfig{}) | ||
| require.NoError(t, err) | ||
|
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| expected := `export type MyType = number /* uint8 */; | ||
| ` | ||
| assert.Equal(t, expected, tsCode) | ||
| } | ||
|
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| func parseMarkdownFixtures(fileContents []byte) ([]MarkdownFixture, error) { | ||
| fixtures := make([]MarkdownFixture, 0) | ||
| currentFixture := MarkdownFixture{} | ||
|
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| currentBlockContents := "" | ||
| currentBlockLanguage := "" | ||
| inCodeBlock := false | ||
| for _, line := range strings.Split(string(fileContents), "\n") { | ||
| if strings.HasPrefix(line, "```") { | ||
| if inCodeBlock { | ||
| // End of code block | ||
| if currentBlockLanguage == "ts" || currentBlockLanguage == "typescript" { | ||
| // Every fixture ends with a typescript block | ||
| currentFixture.TsCode = currentBlockContents | ||
| fixtures = append(fixtures, currentFixture) | ||
| currentFixture = MarkdownFixture{} | ||
| } else if currentBlockLanguage == "go" { | ||
| currentFixture.GoCode = currentBlockContents | ||
| } else if currentBlockLanguage == "yml" || currentBlockLanguage == "yaml" { | ||
| // Parse package config | ||
| pc := PackageConfig{} | ||
| err := yaml.Unmarshal([]byte(currentBlockContents), &pc) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to unmarshal package config: %w", err) | ||
| } | ||
| currentFixture.PackageConfig = pc | ||
| } | ||
| currentBlockContents = "" | ||
| currentBlockLanguage = "" | ||
| } else { // Start of code block | ||
| language := strings.TrimPrefix(line, "```") | ||
| language = strings.TrimSpace(language) | ||
| currentBlockLanguage = language | ||
| } | ||
| inCodeBlock = !inCodeBlock | ||
| continue | ||
| } | ||
|
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| if inCodeBlock { | ||
| currentBlockContents += line + "\n" | ||
| } | ||
| } | ||
|
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| return fixtures, nil | ||
|
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| } | ||
|
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| // Tests all markdown files in `testdata/fixtures/` directory. | ||
| func TestMarkdownFixtures(t *testing.T) { | ||
| t.Parallel() | ||
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| fixtures, err := mdfs.ReadDir("testdata/fixtures") | ||
| require.NoError(t, err) | ||
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| for _, fixture := range fixtures { | ||
| fixture := fixture | ||
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| // Read markdown file | ||
| md, err := mdfs.ReadFile("testdata/fixtures/" + fixture.Name()) | ||
| require.NoError(t, err) | ||
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| testCases, err := parseMarkdownFixtures(md) | ||
| require.NoError(t, err) | ||
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| for _, tc := range testCases { | ||
| tc := tc | ||
| t.Run(fixture.Name(), func(t *testing.T) { | ||
| t.Parallel() | ||
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| tsCode, err := ConvertGoToTypescript(tc.GoCode, tc.PackageConfig) | ||
| require.NoError(t, err) | ||
|
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| assert.Equal(t, tc.TsCode, tsCode) | ||
| }) | ||
| } | ||
| } | ||
| } |
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