ft: add first basic test

src/operands.rs

@@ -39,7 +39,7 @@ impl fmt::LowerHex for Operand {
     }
 }
 
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 /// ModRM byte can either target a memory location or some register.
 pub enum ModRmTarget {
     Memory(MemoryIndex),
@@ -55,7 +55,7 @@ impl std::fmt::Display for ModRmTarget {
     }
 }
 
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 /// Memory displacements are signed versions of Byte and Word operands.
 /// Encodes either Byte- or Word-sized operands.
 pub enum Displacement {
@@ -95,7 +95,7 @@ impl std::fmt::Display for Displacement {
 
 /// A memory index operand is usually created by ModRM bytes or words.
 /// e.g. [bx+si]
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 pub struct MemoryIndex {
     pub base: Option<Register>,
     pub index: Option<Register>,
@@ -131,7 +131,7 @@ impl fmt::Display for MemoryIndex {
     }
 }
 
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq, Eq)]
 /// 32-bit segment:offset pointer (e.g. for CALL instruction)
 pub struct Pointer {
     pub raw: DWord,