package test

import "bytes"
import "testing"

import "github.com/firestuff/subcoding/asm"
import "github.com/firestuff/subcoding/grow"

func TestGrow(t *testing.T) {
	r := bytes.NewReader([]byte(`
global_memory_size: 1
function_memory_size: 1
instruction_limit: 2
samples:
- global_memory_inputs:
    0: 0
  global_memory_outputs:
    0: 0
- global_memory_inputs:
    0: 1
  global_memory_outputs:
    0: 5
- global_memory_inputs:
    0: 2
  global_memory_outputs:
    0: 10
- global_memory_inputs:
    0: 100
  global_memory_outputs:
    0: 500
`))

	def, err := grow.NewDefinition(r)
	if err != nil {
		t.Fatal(err)
	}

	prog, err := def.Grow()
	if err != nil {
		t.Fatal(err)
	}

	src, err := asm.Disassemble(prog)
	if err != nil {
		t.Fatal(err)
	}

	expected := `global_memory_size: 1
function_memory_size: 1
instruction_limit: 2
functions:
- - [mul, g0, 5]
`
	if src != expected {
		t.Fatalf("Expected:\n%sActual:\n%s", expected, src)
	}
}