mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-13 01:40:23 +00:00
312 lines
9.3 KiB
Go
312 lines
9.3 KiB
Go
package jlexer
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import (
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"bytes"
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"encoding/json"
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"reflect"
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"testing"
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)
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func TestString(t *testing.T) {
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for i, test := range []struct {
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toParse string
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want string
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wantError bool
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}{
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{toParse: `"simple string"`, want: "simple string"},
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{toParse: " \r\r\n\t " + `"test"`, want: "test"},
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{toParse: `"\n\t\"\/\\\f\r"`, want: "\n\t\"/\\\f\r"},
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{toParse: `"\u0020"`, want: " "},
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{toParse: `"\u0020-\t"`, want: " -\t"},
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{toParse: `"\ufffd\uFFFD"`, want: "\ufffd\ufffd"},
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{toParse: `"\ud83d\ude00"`, want: "😀"},
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{toParse: `"\ud83d\ude08"`, want: "😈"},
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{toParse: `"\ud8"`, wantError: true},
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{toParse: `"test"junk`, want: "test"},
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{toParse: `5`, wantError: true}, // not a string
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{toParse: `"\x"`, wantError: true}, // invalid escape
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{toParse: `"\ud800"`, want: "<22>"}, // invalid utf-8 char; return replacement char
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} {
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l := Lexer{Data: []byte(test.toParse)}
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got := l.String()
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if got != test.want {
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t.Errorf("[%d, %q] String() = %v; want %v", i, test.toParse, got, test.want)
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}
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err := l.Error()
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if err != nil && !test.wantError {
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t.Errorf("[%d, %q] String() error: %v", i, test.toParse, err)
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} else if err == nil && test.wantError {
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t.Errorf("[%d, %q] String() ok; want error", i, test.toParse)
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}
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}
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}
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func TestBytes(t *testing.T) {
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for i, test := range []struct {
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toParse string
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want string
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wantError bool
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}{
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{toParse: `"c2ltcGxlIHN0cmluZw=="`, want: "simple string"},
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{toParse: " \r\r\n\t " + `"dGVzdA=="`, want: "test"},
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{toParse: `5`, wantError: true}, // not a JSON string
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{toParse: `"foobar"`, wantError: true}, // not base64 encoded
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{toParse: `"c2ltcGxlIHN0cmluZw="`, wantError: true}, // invalid base64 padding
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} {
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l := Lexer{Data: []byte(test.toParse)}
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got := l.Bytes()
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if bytes.Compare(got, []byte(test.want)) != 0 {
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t.Errorf("[%d, %q] Bytes() = %v; want: %v", i, test.toParse, got, []byte(test.want))
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}
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err := l.Error()
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if err != nil && !test.wantError {
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t.Errorf("[%d, %q] Bytes() error: %v", i, test.toParse, err)
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} else if err == nil && test.wantError {
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t.Errorf("[%d, %q] Bytes() ok; want error", i, test.toParse)
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}
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}
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}
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func TestNumber(t *testing.T) {
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for i, test := range []struct {
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toParse string
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want string
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wantError bool
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}{
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{toParse: "123", want: "123"},
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{toParse: "-123", want: "-123"},
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{toParse: "\r\n12.35", want: "12.35"},
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{toParse: "12.35e+1", want: "12.35e+1"},
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{toParse: "12.35e-15", want: "12.35e-15"},
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{toParse: "12.35E-15", want: "12.35E-15"},
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{toParse: "12.35E15", want: "12.35E15"},
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{toParse: `"a"`, wantError: true},
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{toParse: "123junk", wantError: true},
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{toParse: "1.2.3", wantError: true},
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{toParse: "1e2e3", wantError: true},
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{toParse: "1e2.3", wantError: true},
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} {
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l := Lexer{Data: []byte(test.toParse)}
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got := l.number()
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if got != test.want {
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t.Errorf("[%d, %q] number() = %v; want %v", i, test.toParse, got, test.want)
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}
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err := l.Error()
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if err != nil && !test.wantError {
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t.Errorf("[%d, %q] number() error: %v", i, test.toParse, err)
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} else if err == nil && test.wantError {
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t.Errorf("[%d, %q] number() ok; want error", i, test.toParse)
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}
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}
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}
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func TestBool(t *testing.T) {
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for i, test := range []struct {
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toParse string
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want bool
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wantError bool
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}{
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{toParse: "true", want: true},
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{toParse: "false", want: false},
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{toParse: "1", wantError: true},
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{toParse: "truejunk", wantError: true},
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{toParse: `false"junk"`, wantError: true},
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{toParse: "True", wantError: true},
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{toParse: "False", wantError: true},
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} {
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l := Lexer{Data: []byte(test.toParse)}
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got := l.Bool()
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if got != test.want {
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t.Errorf("[%d, %q] Bool() = %v; want %v", i, test.toParse, got, test.want)
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}
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err := l.Error()
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if err != nil && !test.wantError {
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t.Errorf("[%d, %q] Bool() error: %v", i, test.toParse, err)
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} else if err == nil && test.wantError {
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t.Errorf("[%d, %q] Bool() ok; want error", i, test.toParse)
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}
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}
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}
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func TestSkipRecursive(t *testing.T) {
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for i, test := range []struct {
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toParse string
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left string
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wantError bool
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}{
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{toParse: "5, 4", left: ", 4"},
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{toParse: "[5, 6], 4", left: ", 4"},
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{toParse: "[5, [7,8]]: 4", left: ": 4"},
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{toParse: `{"a":1}, 4`, left: ", 4"},
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{toParse: `{"a":1, "b":{"c": 5}, "e":[12,15]}, 4`, left: ", 4"},
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// array start/end chars in a string
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{toParse: `[5, "]"], 4`, left: ", 4"},
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{toParse: `[5, "\"]"], 4`, left: ", 4"},
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{toParse: `[5, "["], 4`, left: ", 4"},
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{toParse: `[5, "\"["], 4`, left: ", 4"},
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// object start/end chars in a string
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{toParse: `{"a}":1}, 4`, left: ", 4"},
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{toParse: `{"a\"}":1}, 4`, left: ", 4"},
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{toParse: `{"a{":1}, 4`, left: ", 4"},
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{toParse: `{"a\"{":1}, 4`, left: ", 4"},
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// object with double slashes at the end of string
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{toParse: `{"a":"hey\\"}, 4`, left: ", 4"},
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} {
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l := Lexer{Data: []byte(test.toParse)}
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l.SkipRecursive()
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got := string(l.Data[l.pos:])
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if got != test.left {
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t.Errorf("[%d, %q] SkipRecursive() left = %v; want %v", i, test.toParse, got, test.left)
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}
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err := l.Error()
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if err != nil && !test.wantError {
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t.Errorf("[%d, %q] SkipRecursive() error: %v", i, test.toParse, err)
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} else if err == nil && test.wantError {
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t.Errorf("[%d, %q] SkipRecursive() ok; want error", i, test.toParse)
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}
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}
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}
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func TestInterface(t *testing.T) {
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for i, test := range []struct {
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toParse string
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want interface{}
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wantError bool
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}{
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{toParse: "null", want: nil},
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{toParse: "true", want: true},
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{toParse: `"a"`, want: "a"},
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{toParse: "5", want: float64(5)},
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{toParse: `{}`, want: map[string]interface{}{}},
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{toParse: `[]`, want: []interface{}(nil)},
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{toParse: `{"a": "b"}`, want: map[string]interface{}{"a": "b"}},
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{toParse: `[5]`, want: []interface{}{float64(5)}},
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{toParse: `{"a":5 , "b" : "string"}`, want: map[string]interface{}{"a": float64(5), "b": "string"}},
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{toParse: `["a", 5 , null, true]`, want: []interface{}{"a", float64(5), nil, true}},
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{toParse: `{"a" "b"}`, wantError: true},
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{toParse: `{"a": "b",}`, wantError: true},
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{toParse: `{"a":"b","c" "b"}`, wantError: true},
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{toParse: `{"a": "b","c":"d",}`, wantError: true},
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{toParse: `{,}`, wantError: true},
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{toParse: `[1, 2,]`, wantError: true},
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{toParse: `[1 2]`, wantError: true},
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{toParse: `[,]`, wantError: true},
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} {
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l := Lexer{Data: []byte(test.toParse)}
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got := l.Interface()
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if !reflect.DeepEqual(got, test.want) {
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t.Errorf("[%d, %q] Interface() = %v; want %v", i, test.toParse, got, test.want)
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}
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err := l.Error()
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if err != nil && !test.wantError {
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t.Errorf("[%d, %q] Interface() error: %v", i, test.toParse, err)
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} else if err == nil && test.wantError {
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t.Errorf("[%d, %q] Interface() ok; want error", i, test.toParse)
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}
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}
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}
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func TestConsumed(t *testing.T) {
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for i, test := range []struct {
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toParse string
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wantError bool
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}{
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{toParse: "", wantError: false},
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{toParse: " ", wantError: false},
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{toParse: "\r\n", wantError: false},
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{toParse: "\t\t", wantError: false},
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{toParse: "{", wantError: true},
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} {
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l := Lexer{Data: []byte(test.toParse)}
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l.Consumed()
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err := l.Error()
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if err != nil && !test.wantError {
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t.Errorf("[%d, %q] Consumed() error: %v", i, test.toParse, err)
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} else if err == nil && test.wantError {
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t.Errorf("[%d, %q] Consumed() ok; want error", i, test.toParse)
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}
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}
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}
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func TestJsonNumber(t *testing.T) {
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for i, test := range []struct {
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toParse string
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want json.Number
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wantLexerError bool
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wantValue interface{}
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wantValueError bool
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}{
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{toParse: `10`, want: json.Number("10"), wantValue: int64(10)},
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{toParse: `0`, want: json.Number("0"), wantValue: int64(0)},
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{toParse: `0.12`, want: json.Number("0.12"), wantValue: 0.12},
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{toParse: `25E-4`, want: json.Number("25E-4"), wantValue: 25E-4},
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{toParse: `"10"`, want: json.Number("10"), wantValue: int64(10)},
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{toParse: `"0"`, want: json.Number("0"), wantValue: int64(0)},
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{toParse: `"0.12"`, want: json.Number("0.12"), wantValue: 0.12},
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{toParse: `"25E-4"`, want: json.Number("25E-4"), wantValue: 25E-4},
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{toParse: `"a""`, wantValueError: true},
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{toParse: `[1]`, wantLexerError: true},
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{toParse: `{}`, wantLexerError: true},
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{toParse: `a`, wantLexerError: true},
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} {
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l := Lexer{Data: []byte(test.toParse)}
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got := l.JsonNumber()
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if got != test.want && !test.wantLexerError && !test.wantValueError {
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t.Errorf("[%d, %q] JsonNumber() = %v; want %v", i, test.toParse, got, test.want)
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}
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err := l.Error()
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if err != nil && !test.wantLexerError {
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t.Errorf("[%d, %q] JsonNumber() lexer error: %v", i, test.toParse, err)
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} else if err == nil && test.wantLexerError {
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t.Errorf("[%d, %q] JsonNumber() ok; want lexer error", i, test.toParse)
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}
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var valueErr error
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var gotValue interface{}
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switch test.wantValue.(type) {
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case float64:
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gotValue, valueErr = got.Float64()
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default:
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gotValue, valueErr = got.Int64()
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}
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if !reflect.DeepEqual(gotValue, test.wantValue) && !test.wantLexerError && !test.wantValueError {
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t.Errorf("[%d, %q] JsonNumber() = %v; want %v", i, test.toParse, gotValue, test.wantValue)
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}
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if valueErr != nil && !test.wantValueError {
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t.Errorf("[%d, %q] JsonNumber() value error: %v", i, test.toParse, err)
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} else if valueErr == nil && test.wantValueError {
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t.Errorf("[%d, %q] JsonNumber() ok; want value error", i, test.toParse)
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}
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}
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}
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