20201117

20201117/main_test.go

@@ -0,0 +1,103 @@
+package main
+
+import (
+	"reflect"
+	"testing"
+)
+
+func Test_mergeSlices(t *testing.T) {
+	type args struct {
+		src [][]int
+	}
+	tests := []struct {
+		name string
+		args args
+		want []int
+	}{
+		{
+			"case_1",
+			args{[][]int{{1, 3}, {2, 6}, {8, 10}, {15, 18}}},
+			[]int{1, 2, 3, 6, 8, 10, 15, 18},
+		},
+		{
+			"case_2",
+			args{[][]int{{1, 4}, {4, 5}}},
+			[]int{1, 4, 4, 5},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := mergeAndSortSlices(tt.args.src); !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("mergeAndSortSlices() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func Test_pickInterval(t *testing.T) {
+	type args struct {
+		src []int
+	}
+	tests := []struct {
+		name string
+		args args
+		want [][]int
+	}{
+		{
+			"case_1",
+			args{[]int{1, 2, 3, 6, 8, 10, 15, 18}},
+			[][]int{{1, 6}, {8, 10}, {15, 18}},
+		},
+		{
+			"case_2",
+			args{[]int{1, 1}},
+			[][]int{{1, 1}},
+		},
+		{
+			"case_3",
+			args{[]int{1, 2, 2, 3, 6, 8, 10, 15, 18}},
+			[][]int{{1, 6}, {8, 10}, {15, 18}},
+		},
+		{
+			"case_4",
+			args{[]int{1, 4, 4, 5}},
+			[][]int{{1, 5}},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := pickInterval(tt.args.src); !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("pickInterval() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func Test_merge(t *testing.T) {
+	type args struct {
+		src [][]int
+	}
+	tests := []struct {
+		name string
+		args args
+		want [][]int
+	}{
+		{
+			"case_1",
+			args{[][]int{{1, 3}, {2, 6}, {8, 10}, {15, 18}}},
+			[][]int{{1, 6}, {8, 10}, {15, 18}},
+		},
+		{
+			"case_2",
+			args{[][]int{{1, 4}, {4, 5}}},
+			[][]int{{1, 5}},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := merge(tt.args.src); !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("merge() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}