generate: Test array encoding

generate/generate.go

@@ -272,8 +272,8 @@ func (this *Generator) generateEncodeValue(typ Type, valueSource, tagSource stri
 		n += nn; if err != nil { return n, err }
 		this.push()
 			nn, err = this.iprintf(
-				"nn, err = encoder.WriteUintN(uint64(%s.CN()), len(%s))\n",
+				"nn, err = encoder.WriteUintN(uint64(len(%s)), %s.CN())\n",
-				tagSource, valueSource)
+				valueSource, tagSource)
 			n += nn; if err != nil { return n, err }
 			nn, err = this.generateErrorCheck()
 			n += nn; if err != nil { return n, err }
@@ -288,8 +288,8 @@ func (this *Generator) generateEncodeValue(typ Type, valueSource, tagSource stri
 	case TypeArray:
 		// OTA: <length: UN> <elementTag: tape.Tag> <values>*
 		nn, err := this.iprintf(
-			"nn, err = encoder.WriteUintN(uint64(%s.CN()), len(%s))\n",
+			"nn, err = encoder.WriteUintN(uint64(len(%s)), %s.CN())\n",
-			tagSource, valueSource)
+			valueSource, tagSource)
 		n += nn; if err != nil { return n, err }
 		nn, err = this.generateErrorCheck()
 		n += nn; if err != nil { return n, err }
@@ -325,6 +325,10 @@ func (this *Generator) generateEncodeValue(typ Type, valueSource, tagSource stri
 			n += nn; if err != nil { return n, err }
 			nn, err = this.iprintf("if itemTag.Is(tape.SBA) { itemTag += 1 << 5 }\n")
 			n += nn; if err != nil { return n, err }
+			nn, err = this.iprintf("nn, err = encoder.WriteTag(itemTag)\n")
+			n += nn; if err != nil { return n, err }
+			n += nn; if err != nil { return n, err }
+			nn, err = this.generateErrorCheck()
 			nn, err = this.iprintf("for _, item := range %s {\n", valueSource)
 			n += nn; if err != nil { return n, err }
 			this.push()

generate/generate_test.go

@@ -235,5 +235,41 @@ func TestGenerateRun(test *testing.T) {
 				[]byte { 0x00, 0x00, 0x66, 'r', 'a', 'r', 'i', 't', 'y' },
 				[]byte { 0x00, 0x01, 0x64, 'g', 'e', 'm', 's' },
 				))
+		messageUserList := MessageUserList {
+			Users: []User {
+				User {
+					Name: "rarity",
+					Bio: "asdjads",
+					Followers: 0x324,
+				},
+				User {
+					Name: "deez nuts",
+					Bio: "logy",
+					Followers: 0x8000,
+				},
+				User {
+					Name: "creekflow",
+					Bio: "im creekflow",
+					Followers: 0x3894,
+				},
+			},
+		}
+		testEncode(
+			&messageUserList,
+			tu.S(0xC1, 0x01, 0x00, 0x00,
+				0xA1, 0x03, 0xC1,
+					0x03,
+						0x00, 0x00, 0x66, 'r', 'a', 'r', 'i', 't', 'y',
+						0x00, 0x01, 0x67, 'a', 's', 'd', 'j', 'a', 'd', 's',
+						0x00, 0x02, 0x23, 0x00, 0x00, 0x03, 0x24,
+					0x03,
+						0x00, 0x00, 0x69, 'd', 'e', 'e', 'z', ' ', 'n', 'u', 't', 's',
+						0x00, 0x01, 0x64, 'l', 'o', 'g', 'y',
+						0x00, 0x02, 0x23, 0x00, 0x00, 0x80, 0x00,
+					0x03,
+						0x00, 0x00, 0x69, 'c', 'r', 'e', 'e', 'k', 'f', 'l', 'o', 'w',
+						0x00, 0x01, 0x6C, 'i', 'm', ' ', 'c', 'r', 'e', 'e', 'k', 'f', 'l', 'o', 'w',
+						0x00, 0x02, 0x23, 0x00, 0x00, 0x38, 0x94,
+				))
 	`)
 }

generate/misc_test.go

@@ -47,7 +47,7 @@ func testGenerateRun(test *testing.T, protocol *Protocol, imports string, testCa
 			if err != nil { log.Fatalf("at %d: %v\n", n, err) }
 			encoder.Flush()
 			got := buffer.Bytes()
-			log.Println("got:    ", tu.HexBytes(got))
+			log.Printf("got:     [%s]", tu.HexBytes(got))
 			log.Println("correct:", correct)
 			if n != len(got) {
 				log.Fatalf("n incorrect: %d != %d\n", n, len(got))