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Arithmetic

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This commit is contained in:
Chuck Smith
2024-01-26 12:13:23 -05:00
parent e34991c081
commit b4cc771baa
6 changed files with 111 additions and 14 deletions
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41
compiler/compiler_test.go
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@@ -25,6 +25,47 @@ func TestIntegerArithmetic(t *testing.T) {
code.Make(code.OpConstant, 0),
code.Make(code.OpConstant, 1),
code.Make(code.OpAdd),
code.Make(code.OpPop),
},
},
{
input: "1; 2",
expectedConstants: []interface{}{1, 2},
expectedInstructions: []code.Instructions{
code.Make(code.OpConstant, 0),
code.Make(code.OpPop),
code.Make(code.OpConstant, 1),
code.Make(code.OpPop),
},
},
{
input: "1 - 2",
expectedConstants: []interface{}{1, 2},
expectedInstructions: []code.Instructions{
code.Make(code.OpConstant, 0),
code.Make(code.OpConstant, 1),
code.Make(code.OpSub),
code.Make(code.OpPop),
},
},
{
input: "1 * 2",
expectedConstants: []interface{}{1, 2},
expectedInstructions: []code.Instructions{
code.Make(code.OpConstant, 0),
code.Make(code.OpConstant, 1),
code.Make(code.OpMul),
code.Make(code.OpPop),
},
},
{
input: "2 / 1",
expectedConstants: []interface{}{2, 1},
expectedInstructions: []code.Instructions{
code.Make(code.OpConstant, 0),
code.Make(code.OpConstant, 1),
code.Make(code.OpDiv),
code.Make(code.OpPop),
},
},
}