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path: root/vendor/github.com/klauspost/compress/zstd/encoder_options_test.go
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package zstd

import (
	"strconv"
	"testing"
)

func TestEncoderLevelFromString(t *testing.T) {
	type args struct {
		s string
	}
	tests := []struct {
		name  string
		args  args
		want  bool
		want1 EncoderLevel
	}{
		{
			name:  "fastest",
			args:  args{s: "fastest"},
			want:  true,
			want1: SpeedFastest,
		},
		{
			name:  "fastest-upper",
			args:  args{s: "FASTEST"},
			want:  true,
			want1: SpeedFastest,
		},
		{
			name:  "default",
			args:  args{s: "default"},
			want:  true,
			want1: SpeedDefault,
		},
		{
			name:  "default-UPPER",
			args:  args{s: "Default"},
			want:  true,
			want1: SpeedDefault,
		},
		{
			name:  "invalid",
			args:  args{s: "invalid"},
			want:  false,
			want1: SpeedDefault,
		},
		{
			name:  "unknown",
			args:  args{s: "unknown"},
			want:  false,
			want1: SpeedDefault,
		},
		{
			name:  "empty",
			args:  args{s: ""},
			want:  false,
			want1: SpeedDefault,
		},
		{
			name:  "fastest-string",
			args:  args{s: SpeedFastest.String()},
			want:  true,
			want1: SpeedFastest,
		},
		{
			name:  "default-string",
			args:  args{s: SpeedDefault.String()},
			want:  true,
			want1: SpeedDefault,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			got, got1 := EncoderLevelFromString(tt.args.s)
			if got != tt.want {
				t.Errorf("EncoderLevelFromString() got = %v, want %v", got, tt.want)
			}
			if got1 != tt.want1 {
				t.Errorf("EncoderLevelFromString() got1 = %v, want %v", got1, tt.want1)
			}
		})
	}
}

func TestEncoderLevelFromZstd(t *testing.T) {
	type args struct {
		level int
	}
	tests := []struct {
		name string
		args args
		want EncoderLevel
	}{
		{
			name: "level-1",
			args: args{level: 1},
			want: SpeedFastest,
		},
		{
			name: "level-minus1",
			args: args{level: -1},
			want: SpeedFastest,
		},
		{
			name: "level-3",
			args: args{level: 3},
			want: SpeedDefault,
		},
		{
			name: "level-4",
			args: args{level: 4},
			want: SpeedDefault,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if got := EncoderLevelFromZstd(tt.args.level); got != tt.want {
				t.Errorf("EncoderLevelFromZstd() = %v, want %v", got, tt.want)
			}
		})
	}
}

func TestWindowSize(t *testing.T) {
	tests := []struct {
		windowSize int
		err        bool
	}{
		{1 << 9, true},
		{1 << 10, false},
		{(1 << 10) + 1, true},
		{(1 << 10) * 3, true},
		{MaxWindowSize, false},
	}
	for _, tt := range tests {
		t.Run(strconv.Itoa(tt.windowSize), func(t *testing.T) {
			var options encoderOptions
			err := WithWindowSize(tt.windowSize)(&options)
			if tt.err {
				if err == nil {
					t.Error("did not get error for invalid window size")
				}
			} else {
				if err != nil {
					t.Error("got error for valid window size")
				}
				if options.windowSize != tt.windowSize {
					t.Error("failed to set window size")
				}
			}
		})
	}
}