func TestResolveFile(t *testing.T) {
for _, test := range resolveFileTest {
expectedWrapper := fmt.Sprintf(`
node 'x' {
class { '__X': }
}
class __X {
%s
}
`, test.expectedManifest,
)
expectedAST := ast.NewAST()
err := parser.Parse(
expectedAST, "expected.ms", strings.NewReader(expectedWrapper),
)
if err != nil {
t.Log(expectedWrapper)
t.Fatal(err)
}
realAST := ast.NewAST()
realErr := parser.Parse(
realAST, "real.ms", strings.NewReader(test.inputManifest),
)
if realErr != nil {
t.Log(test.inputManifest)
t.Fatal(realErr)
}
if resolvedDecls, err := Resolve(realAST); err != nil {
t.Log(test.inputManifest)
t.Error(err)
} else if decls := expectedAST.Classes[0].Block.Declarations; !ast.DeclarationsEquals(decls, resolvedDecls) {
t.Logf("%#v", decls)
t.Logf("%#v", resolvedDecls)
declsClass := &ast.Class{Block: ast.Block{Declarations: decls}}
resolvedDeclsClass := &ast.Class{Block: ast.Block{
Declarations: resolvedDecls,
}}
t.Log(expectedWrapper)
t.Fatalf(
"Got bad manifest, expected\n>>%s<< but got\n>>%s<<",
declsClass.String(), resolvedDeclsClass.String(),
)
}
}
}
func TestResolveClass(t *testing.T) {
for _, test := range resolveClassTest {
expectedAST := ast.NewAST()
err := parser.Parse(
expectedAST,
"expected.ms", strings.NewReader(test.expectedManifest),
)
if err != nil {
t.Log(test.inputManifest)
t.Fatal(err)
}
realAST := ast.NewAST()
realErr := parser.Parse(
realAST, "real.ms", strings.NewReader(test.inputManifest),
)
if realErr != nil {
t.Fatal(realErr)
}
gs := newGlobalState()
gs.populateClassesByName(realAST.Classes)
gs.populateDefinesByName(realAST.Defines)
resolver := newClassResolver(
gs, &realAST.Classes[0], nil, "real.ms", realAST.Classes[0].LineNum,
)
if resolvedClass, err := resolver.resolve(); err != nil {
t.Log(test.inputManifest)
t.Fatal(err)
} else {
c := expectedAST.Classes[0]
c.Filename = "real.ms"
if !c.Equals(&resolvedClass) {
t.Logf("%#v", c)
t.Logf("%#v", resolvedClass)
t.Fatal(
"Got bad manifest, expected", c.String(),
"got", resolvedClass.String(),
)
}
if len(resolver.ls.varDefsByName) != 0 && false {
t.Fatal(
"Not all variables were resolved in", test.inputManifest,
resolver.ls.varDefsByName,
)
}
}
}
}
func parseDirAsASTRecursively(ast *ast.AST, dirName string) error {
files, filesErr := ioutil.ReadDir(dirName)
if filesErr != nil {
return filesErr
}
for _, file := range files {
if file.Name()[0] == '.' {
continue
}
fullPath := dirName + "/" + file.Name()
if file.IsDir() {
if err := parseDirAsASTRecursively(ast, fullPath); err != nil {
return err
}
} else if strings.HasSuffix(file.Name(), ".ms") {
f, fErr := os.Open(fullPath)
if fErr != nil {
return fErr
}
if err := parser.Parse(ast, fullPath, f); err != nil {
f.Close()
return err
} else {
f.Close()
}
}
}
return nil
}
func TestResolveBadVariable(t *testing.T) {
for _, test := range badVariableTest {
ast := ast.NewAST()
err := parser.Parse(
ast, "err.ms", strings.NewReader(test.inputManifest),
)
if err != nil {
t.Log(test.inputManifest)
t.Fatal(err)
}
gs := newGlobalState()
resolver := newClassResolver(
gs, &ast.Classes[0], nil, "err.ms", ast.Classes[0].LineNum,
)
resolved, resolveErr := resolver.resolve()
if resolveErr == nil {
t.Log(test.inputManifest)
t.Log(&resolved)
t.Fatal("Got no error for", test.comment)
} else {
var e, expE *Err
if ce, ok := resolveErr.(*CyclicError); ok {
e = &ce.Err
} else {
e = resolveErr.(*Err)
}
if ce, ok := test.expectedError.(*CyclicError); ok {
expE = &ce.Err
} else {
expE = test.expectedError.(*Err)
}
if cyclicE, ok := test.expectedError.(*CyclicError); ok {
if re, cyclic := resolveErr.(*CyclicError); !cyclic {
t.Log(test.inputManifest)
t.Errorf(
"%s: Got non-cyclic error: %s", test.comment, resolveErr,
)
} else if !reflect.DeepEqual(cyclicE.Cycle, re.Cycle) {
t.Log(test.inputManifest)
t.Logf("Expected %#v", cyclicE)
t.Logf("Got %#v", re)
t.Errorf("%s: Got bad cycle error: %s", test.comment, e)
}
}
if e.Line != expE.Line || e.Type != expE.Type {
t.Log(test.inputManifest)
t.Errorf(
"%s: Got bad error: %s. Expected %s", test.comment, e, expE,
)
}
}
}
}
func parseDecls(manifest string) ([]Declaration, error) {
var ast AST
if err := parser.Parse(&ast, "t.ms", strings.NewReader(manifest)); err != nil {
return nil, err
}
if decls, err := resolver.Resolve(&ast); err != nil {
return nil, err
} else {
return decls, nil
}
}
func TestBadExpressionManifests(t *testing.T) {
for _, test := range badExpressionManifests {
realManifest := fmt.Sprintf("class c { %s }", test.expression)
ast := ast.NewAST()
if err := parser.Parse(ast, "test.ms", strings.NewReader(realManifest)); err != nil {
t.Log(realManifest)
t.Error(err)
continue
}
if _, err := Resolve(ast); err == nil || err.Error() != test.expectedError {
t.Log(test.expression)
t.Error("Got bad error:", err)
}
}
}
func TestBadDefs(t *testing.T) {
for _, test := range badDefsTest {
realAST := ast.NewAST()
realErr := parser.Parse(
realAST, "real.ms", strings.NewReader(test.manifest),
)
if realErr != nil {
t.Log(test.manifest)
t.Fatal(realErr)
}
if _, err := Resolve(realAST); err == nil {
t.Log(test.manifest)
t.Error("Got no error for bad file")
} else if err.Error() != test.expectedErr {
t.Log(test.manifest)
t.Error("Got bad error:", err)
}
}
}
func TestConvert(t *testing.T) {
for _, test := range convertTests {
ast := NewAST()
astErr := parser.Parse(ast, "test.ms", strings.NewReader(test.manifest))
if astErr != nil {
t.Fatal(astErr)
}
resolved, resolvedErr := resolver.Resolve(ast)
if resolvedErr != nil {
t.Log(test.manifest)
t.Fatal(resolvedErr)
}
if steps, err := Convert(resolved); err != nil {
t.Fatal(err)
} else if !reflect.DeepEqual(steps, test.expectedSteps) {
t.Logf("%#v", test.expectedSteps)
t.Logf("%#v", steps)
t.Error("For", test.manifest, "got bad steps:", steps)
}
}
}
func TestConvertInvalidManifests(t *testing.T) {
for _, test := range invalidManifests {
ast := NewAST()
astErr := parser.Parse(ast, "test.ms", strings.NewReader(test.manifest))
if astErr != nil {
t.Log(test.manifest)
t.Fatal(astErr)
}
resolved, resolvedErr := resolver.Resolve(ast)
if resolvedErr != nil {
t.Log(test.manifest)
t.Fatal(resolvedErr)
}
if _, err := Convert(resolved); err == nil {
t.Log(test.manifest)
t.Error("Got no error")
} else if err.Error() != test.err {
t.Log(test.manifest)
t.Error("Got bad error:", err.Error())
}
}
}
