package common

import (
	"reflect"
	"testing"
)

func TestIntArrayMinus(t *testing.T) {
	type args struct {
		xs []int
		ys []int
	}
	tests := []struct {
		name   string
		args   args
		wantZs []int
	}{
		{
			name: "test1",
			args: args{
				xs: []int{1, 2, 3, 4, 5, 6, 7, 8, 9},
				ys: []int{2, 4, 6, 8},
			},
			wantZs: []int{1, 3, 5, 7, 9},
		}, {
			name: "test2",
			args: args{
				xs: []int{1, 2, 3, 4, 5, 6, 7, 8, 9},
				ys: []int{1, 2, 3, 11},
			},
			wantZs: []int{4, 5, 6, 7, 8, 9},
		}, {
			name: "test3",
			args: args{
				xs: []int{1, 2, 3, 4, 5, 6, 7, 8, 9},
				ys: []int{},
			},
			wantZs: []int{1, 2, 3, 4, 5, 6, 7, 8, 9},
		}, {
			name: "test4",
			args: args{
				xs: []int{},
				ys: []int{1},
			},
			wantZs: []int{},
		}, {
			name: "test5",
			args: args{
				xs: []int{},
				ys: []int{},
			},
			wantZs: []int{},
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if gotZs := IntArrayMinus(tt.args.xs, tt.args.ys); !reflect.DeepEqual(gotZs, tt.wantZs) {
				t.Errorf("IntArrayMinus() got %v, want %v", gotZs, tt.wantZs)
			}
		})
	}
}