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Commit | Line | Data |
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1 | package hotline | |
2 | ||
3 | import ( | |
4 | "fmt" | |
5 | "github.com/stretchr/testify/assert" | |
6 | "testing" | |
7 | ) | |
8 | ||
9 | func Test_transactionScanner(t *testing.T) { | |
10 | type args struct { | |
11 | data []byte | |
12 | in1 bool | |
13 | } | |
14 | tests := []struct { | |
15 | name string | |
16 | args args | |
17 | wantAdvance int | |
18 | wantToken []byte | |
19 | wantErr assert.ErrorAssertionFunc | |
20 | }{ | |
21 | { | |
22 | name: "when too few bytes are provided to read the transaction size", | |
23 | args: args{ | |
24 | data: []byte{}, | |
25 | in1: false, | |
26 | }, | |
27 | wantAdvance: 0, | |
28 | wantToken: []byte(nil), | |
29 | wantErr: assert.NoError, | |
30 | }, | |
31 | { | |
32 | name: "when too few bytes are provided to read the full payload", | |
33 | args: args{ | |
34 | data: []byte{ | |
35 | 0, | |
36 | 1, | |
37 | 0, 0, | |
38 | 0, 00, 00, 04, | |
39 | 00, 00, 00, 00, | |
40 | 00, 00, 00, 10, | |
41 | 00, 00, 00, 10, | |
42 | }, | |
43 | in1: false, | |
44 | }, | |
45 | wantAdvance: 0, | |
46 | wantToken: []byte(nil), | |
47 | wantErr: assert.NoError, | |
48 | }, | |
49 | { | |
50 | name: "when a full transaction is provided", | |
51 | args: args{ | |
52 | data: []byte{ | |
53 | 0, | |
54 | 1, | |
55 | 0, 0, | |
56 | 0, 00, 00, 0x04, | |
57 | 00, 00, 00, 0x00, | |
58 | 00, 00, 00, 0x10, | |
59 | 00, 00, 00, 0x10, | |
60 | 00, 02, | |
61 | 00, 0x6c, // 108 - FieldTransferSize | |
62 | 00, 02, | |
63 | 0x63, 0x3b, | |
64 | 00, 0x6b, // 107 = FieldRefNum | |
65 | 00, 0x04, | |
66 | 00, 0x02, 0x93, 0x47, | |
67 | }, | |
68 | in1: false, | |
69 | }, | |
70 | wantAdvance: 36, | |
71 | wantToken: []byte{ | |
72 | 0, | |
73 | 1, | |
74 | 0, 0, | |
75 | 0, 00, 00, 0x04, | |
76 | 00, 00, 00, 0x00, | |
77 | 00, 00, 00, 0x10, | |
78 | 00, 00, 00, 0x10, | |
79 | 00, 02, | |
80 | 00, 0x6c, // 108 - FieldTransferSize | |
81 | 00, 02, | |
82 | 0x63, 0x3b, | |
83 | 00, 0x6b, // 107 = FieldRefNum | |
84 | 00, 0x04, | |
85 | 00, 0x02, 0x93, 0x47, | |
86 | }, | |
87 | wantErr: assert.NoError, | |
88 | }, | |
89 | { | |
90 | name: "when a full transaction plus extra bytes are provided", | |
91 | args: args{ | |
92 | data: []byte{ | |
93 | 0, | |
94 | 1, | |
95 | 0, 0, | |
96 | 0, 00, 00, 0x04, | |
97 | 00, 00, 00, 0x00, | |
98 | 00, 00, 00, 0x10, | |
99 | 00, 00, 00, 0x10, | |
100 | 00, 02, | |
101 | 00, 0x6c, // 108 - FieldTransferSize | |
102 | 00, 02, | |
103 | 0x63, 0x3b, | |
104 | 00, 0x6b, // 107 = FieldRefNum | |
105 | 00, 0x04, | |
106 | 00, 0x02, 0x93, 0x47, | |
107 | 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |
108 | }, | |
109 | in1: false, | |
110 | }, | |
111 | wantAdvance: 36, | |
112 | wantToken: []byte{ | |
113 | 0, | |
114 | 1, | |
115 | 0, 0, | |
116 | 0, 00, 00, 0x04, | |
117 | 00, 00, 00, 0x00, | |
118 | 00, 00, 00, 0x10, | |
119 | 00, 00, 00, 0x10, | |
120 | 00, 02, | |
121 | 00, 0x6c, // 108 - FieldTransferSize | |
122 | 00, 02, | |
123 | 0x63, 0x3b, | |
124 | 00, 0x6b, // 107 = FieldRefNum | |
125 | 00, 0x04, | |
126 | 00, 0x02, 0x93, 0x47, | |
127 | }, | |
128 | wantErr: assert.NoError, | |
129 | }, | |
130 | { | |
131 | name: "when two full transactions are provided", | |
132 | args: args{ | |
133 | data: []byte{ | |
134 | 0, | |
135 | 1, | |
136 | 0, 0, | |
137 | 0, 00, 00, 0x04, | |
138 | 00, 00, 00, 0x00, | |
139 | 00, 00, 00, 0x10, | |
140 | 00, 00, 00, 0x10, | |
141 | 00, 02, | |
142 | 00, 0x6c, // 108 - FieldTransferSize | |
143 | 00, 02, | |
144 | 0x63, 0x3b, | |
145 | 00, 0x6b, // 107 = FieldRefNum | |
146 | 00, 0x04, | |
147 | 00, 0x02, 0x93, 0x47, | |
148 | 0, | |
149 | 1, | |
150 | 0, 0, | |
151 | 0, 00, 00, 0x04, | |
152 | 00, 00, 00, 0x00, | |
153 | 00, 00, 00, 0x10, | |
154 | 00, 00, 00, 0x10, | |
155 | 00, 02, | |
156 | 00, 0x6c, // 108 - FieldTransferSize | |
157 | 00, 02, | |
158 | 0x63, 0x3b, | |
159 | 00, 0x6b, // 107 = FieldRefNum | |
160 | 00, 0x04, | |
161 | 00, 0x02, 0x93, 0x47, | |
162 | }, | |
163 | in1: false, | |
164 | }, | |
165 | wantAdvance: 36, | |
166 | wantToken: []byte{ | |
167 | 0, | |
168 | 1, | |
169 | 0, 0, | |
170 | 0, 00, 00, 0x04, | |
171 | 00, 00, 00, 0x00, | |
172 | 00, 00, 00, 0x10, | |
173 | 00, 00, 00, 0x10, | |
174 | 00, 02, | |
175 | 00, 0x6c, // 108 - FieldTransferSize | |
176 | 00, 02, | |
177 | 0x63, 0x3b, | |
178 | 00, 0x6b, // 107 = FieldRefNum | |
179 | 00, 0x04, | |
180 | 00, 0x02, 0x93, 0x47, | |
181 | }, | |
182 | wantErr: assert.NoError, | |
183 | }, | |
184 | } | |
185 | for _, tt := range tests { | |
186 | t.Run(tt.name, func(t *testing.T) { | |
187 | gotAdvance, gotToken, err := transactionScanner(tt.args.data, tt.args.in1) | |
188 | if !tt.wantErr(t, err, fmt.Sprintf("transactionScanner(%v, %v)", tt.args.data, tt.args.in1)) { | |
189 | return | |
190 | } | |
191 | assert.Equalf(t, tt.wantAdvance, gotAdvance, "transactionScanner(%v, %v)", tt.args.data, tt.args.in1) | |
192 | assert.Equalf(t, tt.wantToken, gotToken, "transactionScanner(%v, %v)", tt.args.data, tt.args.in1) | |
193 | }) | |
194 | } | |
195 | } | |
196 | ||
197 | func TestTransaction_Read(t1 *testing.T) { | |
198 | type fields struct { | |
199 | clientID [2]byte | |
200 | Flags byte | |
201 | IsReply byte | |
202 | Type [2]byte | |
203 | ID [4]byte | |
204 | ErrorCode [4]byte | |
205 | TotalSize [4]byte | |
206 | DataSize [4]byte | |
207 | ParamCount [2]byte | |
208 | Fields []Field | |
209 | readOffset int | |
210 | } | |
211 | type args struct { | |
212 | p []byte | |
213 | } | |
214 | tests := []struct { | |
215 | name string | |
216 | fields fields | |
217 | args args | |
218 | want int | |
219 | wantErr assert.ErrorAssertionFunc | |
220 | wantBytes []byte | |
221 | }{ | |
222 | { | |
223 | name: "returns transaction bytes", | |
224 | fields: fields{ | |
225 | Flags: 0x00, | |
226 | IsReply: 0x01, | |
227 | Type: [2]byte{0, 0}, | |
228 | ID: [4]byte{0x9a, 0xcb, 0x04, 0x42}, | |
229 | ErrorCode: [4]byte{0, 0, 0, 0}, | |
230 | Fields: []Field{ | |
231 | NewField(FieldData, []byte("TEST")), | |
232 | }, | |
233 | }, | |
234 | args: args{ | |
235 | p: make([]byte, 1024), | |
236 | }, | |
237 | want: 30, | |
238 | wantErr: assert.NoError, | |
239 | wantBytes: []byte{0x0, 0x1, 0x0, 0x0, 0x9a, 0xcb, 0x4, 0x42, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x0, 0xa, 0x0, 0x1, 0x0, 0x65, 0x0, 0x4, 0x54, 0x45, 0x53, 0x54}, | |
240 | }, | |
241 | { | |
242 | name: "returns transaction bytes from readOffset", | |
243 | fields: fields{ | |
244 | Flags: 0x00, | |
245 | IsReply: 0x01, | |
246 | Type: [2]byte{0, 0}, | |
247 | ID: [4]byte{0x9a, 0xcb, 0x04, 0x42}, | |
248 | ErrorCode: [4]byte{0, 0, 0, 0}, | |
249 | Fields: []Field{ | |
250 | NewField(FieldData, []byte("TEST")), | |
251 | }, | |
252 | readOffset: 20, | |
253 | }, | |
254 | args: args{ | |
255 | p: make([]byte, 1024), | |
256 | }, | |
257 | want: 10, | |
258 | wantErr: assert.NoError, | |
259 | wantBytes: []byte{0x0, 0x1, 0x0, 0x65, 0x0, 0x4, 0x54, 0x45, 0x53, 0x54}, | |
260 | }, | |
261 | { | |
262 | name: "returns io.EOF when all bytes read", | |
263 | fields: fields{ | |
264 | Flags: 0x00, | |
265 | IsReply: 0x01, | |
266 | Type: [2]byte{0, 0}, | |
267 | ID: [4]byte{0x9a, 0xcb, 0x04, 0x42}, | |
268 | ErrorCode: [4]byte{0, 0, 0, 0}, | |
269 | Fields: []Field{ | |
270 | NewField(FieldData, []byte("TEST")), | |
271 | }, | |
272 | readOffset: 30, | |
273 | }, | |
274 | args: args{ | |
275 | p: make([]byte, 1024), | |
276 | }, | |
277 | want: 0, | |
278 | wantErr: assert.Error, | |
279 | wantBytes: []byte{}, | |
280 | }, | |
281 | } | |
282 | for _, tt := range tests { | |
283 | t1.Run(tt.name, func(t1 *testing.T) { | |
284 | t := &Transaction{ | |
285 | ClientID: tt.fields.clientID, | |
286 | Flags: tt.fields.Flags, | |
287 | IsReply: tt.fields.IsReply, | |
288 | Type: tt.fields.Type, | |
289 | ID: tt.fields.ID, | |
290 | ErrorCode: tt.fields.ErrorCode, | |
291 | TotalSize: tt.fields.TotalSize, | |
292 | DataSize: tt.fields.DataSize, | |
293 | ParamCount: tt.fields.ParamCount, | |
294 | Fields: tt.fields.Fields, | |
295 | readOffset: tt.fields.readOffset, | |
296 | } | |
297 | got, err := t.Read(tt.args.p) | |
298 | if !tt.wantErr(t1, err, fmt.Sprintf("Read(%v)", tt.args.p)) { | |
299 | return | |
300 | } | |
301 | assert.Equalf(t1, tt.want, got, "Read(%v)", tt.args.p) | |
302 | assert.Equalf(t1, tt.wantBytes, tt.args.p[:got], "Read(%v)", tt.args.p) | |
303 | }) | |
304 | } | |
305 | } | |
306 | ||
307 | func TestTransaction_Write(t1 *testing.T) { | |
308 | type args struct { | |
309 | p []byte | |
310 | } | |
311 | tests := []struct { | |
312 | name string | |
313 | args args | |
314 | wantN int | |
315 | wantErr assert.ErrorAssertionFunc | |
316 | wantTransaction Transaction | |
317 | }{ | |
318 | { | |
319 | name: "returns error if arg p is too small", | |
320 | args: args{p: []byte{ | |
321 | 0x00, 0x00, | |
322 | }}, | |
323 | wantN: 0, | |
324 | wantErr: assert.Error, | |
325 | wantTransaction: Transaction{}, | |
326 | }, | |
327 | //{ | |
328 | // name: "returns error if param data is invalid", | |
329 | // args: args{p: []byte{ | |
330 | // 0x00, 0x00, 0x00, 0x69, 0x00, 0x00, 0x15, 0x72, | |
331 | // 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x09, | |
332 | // 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x65, | |
333 | // 0x00, 0x03, 0x68, 0x61, 0x69, | |
334 | // }}, | |
335 | // wantN: 0, | |
336 | // wantErr: assert.Error, | |
337 | // wantTransaction: Transaction{}, | |
338 | //}, | |
339 | { | |
340 | name: "writes bytes to transaction", | |
341 | args: args{p: []byte{ | |
342 | 0x00, 0x00, 0x00, 0x69, 0x00, 0x00, 0x15, 0x72, | |
343 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x09, | |
344 | 0x00, 0x00, 0x00, 0x09, 0x00, 0x01, 0x00, 0x65, | |
345 | 0x00, 0x03, 0x68, 0x61, 0x69, | |
346 | }}, | |
347 | wantN: 29, | |
348 | wantErr: assert.NoError, | |
349 | wantTransaction: Transaction{ | |
350 | Flags: 0, | |
351 | IsReply: 0, | |
352 | Type: TranChatSend, | |
353 | ID: [4]byte{}, | |
354 | ErrorCode: [4]byte{}, | |
355 | TotalSize: [4]byte{0, 0, 0, 9}, | |
356 | DataSize: [4]byte{0, 0, 0, 9}, | |
357 | ParamCount: [2]byte{0, 1}, | |
358 | Fields: []Field{ | |
359 | { | |
360 | Type: FieldData, | |
361 | FieldSize: [2]byte{0, 3}, | |
362 | Data: []byte("hai"), | |
363 | }, | |
364 | }, | |
365 | ClientID: [2]byte{}, | |
366 | readOffset: 0, | |
367 | }, | |
368 | }, | |
369 | } | |
370 | for _, tt := range tests { | |
371 | t1.Run(tt.name, func(t1 *testing.T) { | |
372 | t := &Transaction{} | |
373 | gotN, err := t.Write(tt.args.p) | |
374 | if !tt.wantErr(t1, err, fmt.Sprintf("Write(%v)", tt.args.p)) { | |
375 | return | |
376 | } | |
377 | assert.Equalf(t1, tt.wantN, gotN, "Write(%v)", tt.args.p) | |
378 | ||
379 | TranAssertEqual(t1, []Transaction{tt.wantTransaction}, []Transaction{*t}) | |
380 | }) | |
381 | } | |
382 | } |