diff --git a/pdl-compiler/tests/canonical/le_rust_test_file.pdl b/pdl-compiler/tests/canonical/le_rust_test_file.pdl
deleted file mode 100644
index cdb20b3..0000000
--- a/pdl-compiler/tests/canonical/le_rust_test_file.pdl
+++ /dev/null
@@ -1,573 +0,0 @@
-little_endian_packets
-
-// Preliminary definitions
-
-enum MaxDiscriminantEnum : 64 {
-     Max = 0xffffffffffffffff,
-}
-
-enum Enum7 : 7 {
-    A = 1,
-    B = 2,
-}
-
-enum Enum16 : 16 {
-    A = 0xaabb,
-    B = 0xccdd,
-}
-
-struct SizedStruct {
-    a: 8,
-}
-
-struct UnsizedStruct {
-    _size_(array): 2,
-    _reserved_: 6,
-    array: 8[],
-}
-
-packet ScalarParent {
-    a: 8,
-    _size_(_payload_): 8,
-    _payload_
-}
-
-packet EnumParent {
-    a: Enum16,
-    _size_(_payload_): 8,
-    _payload_
-}
-
-// Packet bit fields
-
-// The parser must be able to handle bit fields with scalar values
-// up to 64 bits wide.  The parser should generate a static size guard.
-packet Packet_Scalar_Field {
-    a: 7,
-    c: 57,
-}
-
-// The parser must be able to handle bit fields with enum values
-// up to 64 bits wide.  The parser should generate a static size guard.
-packet Packet_Enum_Field {
-    a: Enum7,
-    c: 57,
-}
-
-// The parser must be able to handle bit fields with reserved fields
-// up to 64 bits wide.  The parser should generate a static size guard.
-packet Packet_Reserved_Field {
-    a: 7,
-    _reserved_: 2,
-    c: 55,
-}
-
-// The parser must be able to handle bit fields with size fields
-// up to 64 bits wide.  The parser should generate a static size guard.
-packet Packet_Size_Field {
-    _size_(b): 3,
-    a: 61,
-    b: 8[],
-}
-
-// The parser must be able to handle bit fields with count fields
-// up to 64 bits wide.  The parser should generate a static size guard.
-packet Packet_Count_Field {
-    _count_(b): 3,
-    a: 61,
-    b: 8[],
-}
-
-// The parser must be able to handle bit fields with fixed scalar values
-// up to 64 bits wide.  The parser should generate a static size guard.
-packet Packet_FixedScalar_Field {
-    _fixed_ = 7 : 7,
-    b: 57,
-}
-
-// The parser must be able to handle bit fields with fixed enum values
-// up to 64 bits wide. The parser should generate a static size guard.
-packet Packet_FixedEnum_Field {
-    _fixed_ = A : Enum7,
-    b: 57,
-}
-
-// Packet payload fields
-
-// The parser must be able to handle sized payload fields without
-// size modifier.
-packet Packet_Payload_Field_VariableSize {
-    _size_(_payload_): 3,
-    _reserved_: 5,
-    _payload_
-}
-
-// The parser must be able to handle payload fields of unkonwn size followed
-// by fields of statically known size. The remaining span is integrated
-// in the packet.
-packet Packet_Payload_Field_UnknownSize {
-    _payload_,
-    a: 16,
-}
-
-// The parser must be able to handle payload fields of unkonwn size.
-// The remaining span is integrated in the packet.
-packet Packet_Payload_Field_UnknownSize_Terminal {
-    a: 16,
-    _payload_,
-}
-
-// Packet body fields
-
-// The parser must be able to handle sized body fields without
-// size modifier when the packet has no children.
-packet Packet_Body_Field_VariableSize {
-    _size_(_body_): 3,
-    _reserved_: 5,
-    _body_
-}
-
-// The parser must be able to handle body fields of unkonwn size followed
-// by fields of statically known size. The remaining span is integrated
-// in the packet.
-packet Packet_Body_Field_UnknownSize {
-    _body_,
-    a: 16,
-}
-
-// The parser must be able to handle body fields of unkonwn size.
-// The remaining span is integrated in the packet.
-packet Packet_Body_Field_UnknownSize_Terminal {
-    a: 16,
-    _body_,
-}
-
-// Packet typedef fields
-
-// The parser must be able to handle struct fields.
-// The size guard is generated by the Struct parser.
-packet Packet_Struct_Field {
-    a: SizedStruct,
-    b: UnsizedStruct,
-}
-
-
-// Array field configurations.
-// Add constructs for all configurations of type, size, and padding:
-//
-// - type: u8, u16, enum, struct with static size, struct with dynamic size
-// - size: constant, with size field, with count field, unspecified
-//
-// The type u8 is tested separately since it is likely to be handled
-// idiomatically by the specific language generators.
-packet Packet_Array_Field_ByteElement_ConstantSize {
-    array: 8[4],
-}
-
-packet Packet_Array_Field_ByteElement_VariableSize {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: 8[],
-}
-
-packet Packet_Array_Field_ByteElement_VariableCount {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: 8[],
-}
-
-packet Packet_Array_Field_ByteElement_UnknownSize {
-    array: 8[],
-}
-
-packet Packet_Array_Field_ScalarElement_ConstantSize {
-    array: 16[4],
-}
-
-packet Packet_Array_Field_ScalarElement_VariableSize {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: 16[],
-}
-
-packet Packet_Array_Field_ScalarElement_VariableCount {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: 16[],
-}
-
-packet Packet_Array_Field_ScalarElement_UnknownSize {
-    array: 16[],
-}
-
-packet Packet_Array_Field_EnumElement_ConstantSize {
-    array: Enum16[4],
-}
-
-packet Packet_Array_Field_EnumElement_VariableSize {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: Enum16[],
-}
-
-packet Packet_Array_Field_EnumElement_VariableCount {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: Enum16[],
-}
-
-packet Packet_Array_Field_EnumElement_UnknownSize {
-    array: Enum16[],
-}
-
-packet Packet_Array_Field_SizedElement_ConstantSize {
-    array: SizedStruct[4],
-}
-
-packet Packet_Array_Field_SizedElement_VariableSize {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: SizedStruct[],
-}
-
-packet Packet_Array_Field_SizedElement_VariableCount {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: SizedStruct[],
-}
-
-packet Packet_Array_Field_SizedElement_UnknownSize {
-    array: SizedStruct[],
-}
-
-packet Packet_Array_Field_UnsizedElement_ConstantSize {
-    array: UnsizedStruct[4],
-}
-
-packet Packet_Array_Field_UnsizedElement_VariableSize {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: UnsizedStruct[],
-}
-
-packet Packet_Array_Field_UnsizedElement_VariableCount {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: UnsizedStruct[],
-}
-
-packet Packet_Array_Field_UnsizedElement_UnknownSize {
-    array: UnsizedStruct[],
-}
-
-// The parser must be able to handle arrays with padded size.
-packet Packet_Array_Field_SizedElement_VariableSize_Padded {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: 16[],
-    _padding_ [16],
-}
-
-// The parser must be able to handle arrays with padded size.
-packet Packet_Array_Field_UnsizedElement_VariableCount_Padded {
-    _count_(array) : 8,
-    array: UnsizedStruct[],
-    _padding_ [16],
-}
-
-// Packet inheritance
-
-// The parser must handle specialization into
-// any child packet of a parent packet with scalar constraints.
-packet ScalarChild_A : ScalarParent (a = 0) {
-    b: 8,
-}
-
-// The parser must handle specialization into
-// any child packet of a parent packet with scalar constraints.
-packet ScalarChild_B : ScalarParent (a = 1) {
-    c: 16,
-}
-
-// The parser must handle specialization into
-// any child packet of a parent packet with enum constraints.
-packet EnumChild_A : EnumParent (a = A) {
-    b: 8,
-}
-
-// The parser must handle specialization into
-// any child packet of a parent packet with enum constraints.
-packet EnumChild_B : EnumParent (a = B) {
-    c: 16,
-}
-
-// Struct bit fields
-
-// The parser must be able to handle bit fields with scalar values
-// up to 64 bits wide.  The parser should generate a static size guard.
-struct Struct_Scalar_Field {
-    a: 7,
-    c: 57,
-}
-
-// The parser must be able to handle bit fields with enum values
-// up to 64 bits wide.  The parser should generate a static size guard.
-struct Struct_Enum_Field_ {
-    a: Enum7,
-    c: 57,
-}
-packet Struct_Enum_Field {
-    s: Struct_Enum_Field_,
-}
-
-// The parser must be able to handle bit fields with reserved fields
-// up to 64 bits wide.  The parser should generate a static size guard.
-struct Struct_Reserved_Field_ {
-    a: 7,
-    _reserved_: 2,
-    c: 55,
-}
-packet Struct_Reserved_Field {
-    s: Struct_Reserved_Field_,
-}
-
-// The parser must be able to handle bit fields with size fields
-// up to 64 bits wide.  The parser should generate a static size guard.
-struct Struct_Size_Field_ {
-    _size_(b): 3,
-    a: 61,
-    b: 8[],
-}
-packet Struct_Size_Field {
-    s: Struct_Size_Field_,
-}
-
-// The parser must be able to handle bit fields with count fields
-// up to 64 bits wide.  The parser should generate a static size guard.
-struct Struct_Count_Field_ {
-    _count_(b): 3,
-    a: 61,
-    b: 8[],
-}
-packet Struct_Count_Field {
-    s: Struct_Count_Field_,
-}
-// The parser must be able to handle bit fields with fixed scalar values
-// up to 64 bits wide.  The parser should generate a static size guard.
-struct Struct_FixedScalar_Field_ {
-    _fixed_ = 7 : 7,
-    b: 57,
-}
-packet Struct_FixedScalar_Field {
-    s: Struct_FixedScalar_Field_,
-}
-
-// The parser must be able to handle bit fields with fixed enum values
-// up to 64 bits wide. The parser should generate a static size guard.
-struct Struct_FixedEnum_Field_ {
-    _fixed_ = A : Enum7,
-    b: 57,
-}
-packet Struct_FixedEnum_Field {
-    s: Struct_FixedEnum_Field_,
-}
-
-// Struct typedef fields
-
-// The parser must be able to handle struct fields.
-// The size guard is generated by the Struct parser.
-packet Struct_Struct_Field {
-    a: SizedStruct,
-    b: UnsizedStruct,
-}
-
-// Array field configurations.
-// Add constructs for all configurations of type, size, and padding:
-//
-// - type: u8, u16, enum, struct with static size, struct with dynamic size
-// - size: constant, with size field, with count field, unspecified
-//
-// The type u8 is tested separately since it is likely to be handled
-// idiomatically by the specific language generators.
-
-struct Struct_Array_Field_ByteElement_ConstantSize_ {
-    array: 8[4],
-}
-packet Struct_Array_Field_ByteElement_ConstantSize {
-    s: Struct_Array_Field_ByteElement_ConstantSize_,
-}
-
-
-struct Struct_Array_Field_ByteElement_VariableSize_ {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: 8[],
-}
-packet Struct_Array_Field_ByteElement_VariableSize {
-    s: Struct_Array_Field_ByteElement_VariableSize_,
-}
-
-struct Struct_Array_Field_ByteElement_VariableCount_ {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: 8[],
-}
-packet Struct_Array_Field_ByteElement_VariableCount {
-    s: Struct_Array_Field_ByteElement_VariableCount_,
-}
-
-struct Struct_Array_Field_ByteElement_UnknownSize_ {
-    array: 8[],
-}
-packet Struct_Array_Field_ByteElement_UnknownSize {
-    s: Struct_Array_Field_ByteElement_UnknownSize_,
-}
-
-struct Struct_Array_Field_ScalarElement_ConstantSize_ {
-    array: 16[4],
-}
-packet Struct_Array_Field_ScalarElement_ConstantSize {
-    s: Struct_Array_Field_ScalarElement_ConstantSize_,
-}
-
-struct Struct_Array_Field_ScalarElement_VariableSize_ {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: 16[],
-}
-packet Struct_Array_Field_ScalarElement_VariableSize {
-    s: Struct_Array_Field_ScalarElement_VariableSize_,
-}
-
-struct Struct_Array_Field_ScalarElement_VariableCount_ {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: 16[],
-}
-packet Struct_Array_Field_ScalarElement_VariableCount {
-    s: Struct_Array_Field_ScalarElement_VariableCount_,
-}
-
-struct Struct_Array_Field_ScalarElement_UnknownSize_ {
-    array: 16[],
-}
-packet Struct_Array_Field_ScalarElement_UnknownSize {
-    s: Struct_Array_Field_ScalarElement_UnknownSize_,
-}
-
-struct Struct_Array_Field_EnumElement_ConstantSize_ {
-    array: Enum16[4],
-}
-packet Struct_Array_Field_EnumElement_ConstantSize {
-    s: Struct_Array_Field_EnumElement_ConstantSize_,
-}
-
-struct Struct_Array_Field_EnumElement_VariableSize_ {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: Enum16[],
-}
-packet Struct_Array_Field_EnumElement_VariableSize {
-    s: Struct_Array_Field_EnumElement_VariableSize_,
-}
-
-struct Struct_Array_Field_EnumElement_VariableCount_ {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: Enum16[],
-}
-packet Struct_Array_Field_EnumElement_VariableCount {
-    s: Struct_Array_Field_EnumElement_VariableCount_,
-}
-
-struct Struct_Array_Field_EnumElement_UnknownSize_ {
-    array: Enum16[],
-}
-packet Struct_Array_Field_EnumElement_UnknownSize {
-    s: Struct_Array_Field_EnumElement_UnknownSize_,
-}
-
-struct Struct_Array_Field_SizedElement_ConstantSize_ {
-    array: SizedStruct[4],
-}
-packet Struct_Array_Field_SizedElement_ConstantSize {
-    s: Struct_Array_Field_SizedElement_ConstantSize_,
-}
-
-struct Struct_Array_Field_SizedElement_VariableSize_ {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: SizedStruct[],
-}
-packet Struct_Array_Field_SizedElement_VariableSize {
-    s: Struct_Array_Field_SizedElement_VariableSize_,
-}
-
-struct Struct_Array_Field_SizedElement_VariableCount_ {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: SizedStruct[],
-}
-packet Struct_Array_Field_SizedElement_VariableCount {
-    s: Struct_Array_Field_SizedElement_VariableCount_,
-}
-
-struct Struct_Array_Field_SizedElement_UnknownSize_ {
-    array: SizedStruct[],
-}
-packet Struct_Array_Field_SizedElement_UnknownSize {
-    s: Struct_Array_Field_SizedElement_UnknownSize_,
-}
-
-struct Struct_Array_Field_UnsizedElement_ConstantSize_ {
-    array: UnsizedStruct[4],
-}
-packet Struct_Array_Field_UnsizedElement_ConstantSize {
-    s: Struct_Array_Field_UnsizedElement_ConstantSize_,
-}
-
-struct Struct_Array_Field_UnsizedElement_VariableSize_ {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: UnsizedStruct[],
-}
-packet Struct_Array_Field_UnsizedElement_VariableSize {
-    s: Struct_Array_Field_UnsizedElement_VariableSize_,
-}
-
-struct Struct_Array_Field_UnsizedElement_VariableCount_ {
-    _count_(array) : 4,
-    _reserved_: 4,
-    array: UnsizedStruct[],
-}
-packet Struct_Array_Field_UnsizedElement_VariableCount {
-    s: Struct_Array_Field_UnsizedElement_VariableCount_,
-}
-
-struct Struct_Array_Field_UnsizedElement_UnknownSize_ {
-    array: UnsizedStruct[],
-}
-packet Struct_Array_Field_UnsizedElement_UnknownSize {
-    s: Struct_Array_Field_UnsizedElement_UnknownSize_,
-}
-
-// The parser must be able to handle arrays with padded size.
-struct Struct_Array_Field_SizedElement_VariableSize_Padded_ {
-    _size_(array) : 4,
-    _reserved_: 4,
-    array: 16[],
-    _padding_ [16],
-}
-packet Struct_Array_Field_SizedElement_VariableSize_Padded {
-    s: Struct_Array_Field_SizedElement_VariableSize_Padded_,
-}
-
-// The parser must be able to handle arrays with padded size.
-struct Struct_Array_Field_UnsizedElement_VariableCount_Padded_ {
-    _count_(array) : 8,
-    array: UnsizedStruct[],
-    _padding_ [16],
-}
-packet Struct_Array_Field_UnsizedElement_VariableCount_Padded {
-    s: Struct_Array_Field_UnsizedElement_VariableCount_Padded_,
-}