Tuna-Pasta Salad

Ingredients

• beans

  green, fresh, cut into ½ inch lengths
  ½ pound
• each tomatoes

  ripe, plum, cut into 8 pieces each
  8 unit
• each scallions

  with 3 inches green, cut on diagonal into thin slices
  6 unit
• capers

  tiny
  1 tablespoon
• garlic

  finely minced
  1 teaspoon
• salt

  to taste
  1 unit
• pepper

  to taste
  1 unit
• parsley

  fresh, chopped
  5 tablespoon
• oil

  extra virgin olive
  ¼ cup
• each tuna fish

  water packed, cans, drained
  2 unit
• pasta

  tube shaped, (ziti or penne), cooked al dente
  ¾ pound