diff options
Diffstat (limited to 'CAN-binder/libs/nanopb/tests/callbacks')
4 files changed, 221 insertions, 0 deletions
diff --git a/CAN-binder/libs/nanopb/tests/callbacks/SConscript b/CAN-binder/libs/nanopb/tests/callbacks/SConscript new file mode 100644 index 0000000..4452143 --- /dev/null +++ b/CAN-binder/libs/nanopb/tests/callbacks/SConscript @@ -0,0 +1,14 @@ +# Test the functionality of the callback fields. + +Import("env") + +env.NanopbProto("callbacks") +enc = env.Program(["encode_callbacks.c", "callbacks.pb.c", "$COMMON/pb_encode.o", "$COMMON/pb_common.o"]) +dec = env.Program(["decode_callbacks.c", "callbacks.pb.c", "$COMMON/pb_decode.o", "$COMMON/pb_common.o"]) + +env.RunTest(enc) +env.RunTest([dec, "encode_callbacks.output"]) + +env.Decode(["encode_callbacks.output", "callbacks.proto"], MESSAGE = "TestMessage") +env.Compare(["decode_callbacks.output", "encode_callbacks.decoded"]) + diff --git a/CAN-binder/libs/nanopb/tests/callbacks/callbacks.proto b/CAN-binder/libs/nanopb/tests/callbacks/callbacks.proto new file mode 100644 index 0000000..96ac744 --- /dev/null +++ b/CAN-binder/libs/nanopb/tests/callbacks/callbacks.proto @@ -0,0 +1,18 @@ +syntax = "proto2"; + +message SubMessage { + optional string stringvalue = 1; + repeated int32 int32value = 2; + repeated fixed32 fixed32value = 3; + repeated fixed64 fixed64value = 4; +} + +message TestMessage { + optional string stringvalue = 1; + repeated int32 int32value = 2; + repeated fixed32 fixed32value = 3; + repeated fixed64 fixed64value = 4; + optional SubMessage submsg = 5; + repeated string repeatedstring = 6; +} + diff --git a/CAN-binder/libs/nanopb/tests/callbacks/decode_callbacks.c b/CAN-binder/libs/nanopb/tests/callbacks/decode_callbacks.c new file mode 100644 index 0000000..45724d0 --- /dev/null +++ b/CAN-binder/libs/nanopb/tests/callbacks/decode_callbacks.c @@ -0,0 +1,97 @@ +/* Decoding testcase for callback fields. + * Run e.g. ./test_encode_callbacks | ./test_decode_callbacks + */ + +#include <stdio.h> +#include <pb_decode.h> +#include "callbacks.pb.h" +#include "test_helpers.h" + +bool print_string(pb_istream_t *stream, const pb_field_t *field, void **arg) +{ + uint8_t buffer[1024] = {0}; + + /* We could read block-by-block to avoid the large buffer... */ + if (stream->bytes_left > sizeof(buffer) - 1) + return false; + + if (!pb_read(stream, buffer, stream->bytes_left)) + return false; + + /* Print the string, in format comparable with protoc --decode. + * Format comes from the arg defined in main(). + */ + printf((char*)*arg, buffer); + return true; +} + +bool print_int32(pb_istream_t *stream, const pb_field_t *field, void **arg) +{ + uint64_t value; + if (!pb_decode_varint(stream, &value)) + return false; + + printf((char*)*arg, (long)value); + return true; +} + +bool print_fixed32(pb_istream_t *stream, const pb_field_t *field, void **arg) +{ + uint32_t value; + if (!pb_decode_fixed32(stream, &value)) + return false; + + printf((char*)*arg, (long)value); + return true; +} + +bool print_fixed64(pb_istream_t *stream, const pb_field_t *field, void **arg) +{ + uint64_t value; + if (!pb_decode_fixed64(stream, &value)) + return false; + + printf((char*)*arg, (long)value); + return true; +} + +int main() +{ + uint8_t buffer[1024]; + size_t length; + pb_istream_t stream; + /* Note: empty initializer list initializes the struct with all-0. + * This is recommended so that unused callbacks are set to NULL instead + * of crashing at runtime. + */ + TestMessage testmessage = {{{NULL}}}; + + SET_BINARY_MODE(stdin); + length = fread(buffer, 1, 1024, stdin); + stream = pb_istream_from_buffer(buffer, length); + + testmessage.submsg.stringvalue.funcs.decode = &print_string; + testmessage.submsg.stringvalue.arg = "submsg {\n stringvalue: \"%s\"\n"; + testmessage.submsg.int32value.funcs.decode = &print_int32; + testmessage.submsg.int32value.arg = " int32value: %ld\n"; + testmessage.submsg.fixed32value.funcs.decode = &print_fixed32; + testmessage.submsg.fixed32value.arg = " fixed32value: %ld\n"; + testmessage.submsg.fixed64value.funcs.decode = &print_fixed64; + testmessage.submsg.fixed64value.arg = " fixed64value: %ld\n}\n"; + + testmessage.stringvalue.funcs.decode = &print_string; + testmessage.stringvalue.arg = "stringvalue: \"%s\"\n"; + testmessage.int32value.funcs.decode = &print_int32; + testmessage.int32value.arg = "int32value: %ld\n"; + testmessage.fixed32value.funcs.decode = &print_fixed32; + testmessage.fixed32value.arg = "fixed32value: %ld\n"; + testmessage.fixed64value.funcs.decode = &print_fixed64; + testmessage.fixed64value.arg = "fixed64value: %ld\n"; + testmessage.repeatedstring.funcs.decode = &print_string; + testmessage.repeatedstring.arg = "repeatedstring: \"%s\"\n"; + + if (!pb_decode(&stream, TestMessage_fields, &testmessage)) + return 1; + + return 0; +} diff --git a/CAN-binder/libs/nanopb/tests/callbacks/encode_callbacks.c b/CAN-binder/libs/nanopb/tests/callbacks/encode_callbacks.c new file mode 100644 index 0000000..6cb67b1 --- /dev/null +++ b/CAN-binder/libs/nanopb/tests/callbacks/encode_callbacks.c @@ -0,0 +1,92 @@ +/* Encoding testcase for callback fields */ + +#include <stdio.h> +#include <string.h> +#include <pb_encode.h> +#include "callbacks.pb.h" +#include "test_helpers.h" + +bool encode_string(pb_ostream_t *stream, const pb_field_t *field, void * const *arg) +{ + char *str = "Hello world!"; + + if (!pb_encode_tag_for_field(stream, field)) + return false; + + return pb_encode_string(stream, (uint8_t*)str, strlen(str)); +} + +bool encode_int32(pb_ostream_t *stream, const pb_field_t *field, void * const *arg) +{ + if (!pb_encode_tag_for_field(stream, field)) + return false; + + return pb_encode_varint(stream, 42); +} + +bool encode_fixed32(pb_ostream_t *stream, const pb_field_t *field, void * const *arg) +{ + uint32_t value = 42; + + if (!pb_encode_tag_for_field(stream, field)) + return false; + + return pb_encode_fixed32(stream, &value); +} + +bool encode_fixed64(pb_ostream_t *stream, const pb_field_t *field, void * const *arg) +{ + uint64_t value = 42; + + if (!pb_encode_tag_for_field(stream, field)) + return false; + + return pb_encode_fixed64(stream, &value); +} + +bool encode_repeatedstring(pb_ostream_t *stream, const pb_field_t *field, void * const *arg) +{ + char *str[4] = {"Hello world!", "", "Test", "Test2"}; + int i; + + for (i = 0; i < 4; i++) + { + if (!pb_encode_tag_for_field(stream, field)) + return false; + + if (!pb_encode_string(stream, (uint8_t*)str[i], strlen(str[i]))) + return false; + } + return true; +} + +int main() +{ + uint8_t buffer[1024]; + pb_ostream_t stream; + TestMessage testmessage = {{{NULL}}}; + + stream = pb_ostream_from_buffer(buffer, 1024); + + testmessage.stringvalue.funcs.encode = &encode_string; + testmessage.int32value.funcs.encode = &encode_int32; + testmessage.fixed32value.funcs.encode = &encode_fixed32; + testmessage.fixed64value.funcs.encode = &encode_fixed64; + + testmessage.has_submsg = true; + testmessage.submsg.stringvalue.funcs.encode = &encode_string; + testmessage.submsg.int32value.funcs.encode = &encode_int32; + testmessage.submsg.fixed32value.funcs.encode = &encode_fixed32; + testmessage.submsg.fixed64value.funcs.encode = &encode_fixed64; + + testmessage.repeatedstring.funcs.encode = &encode_repeatedstring; + + if (!pb_encode(&stream, TestMessage_fields, &testmessage)) + return 1; + + SET_BINARY_MODE(stdout); + if (fwrite(buffer, stream.bytes_written, 1, stdout) != 1) + return 2; + + return 0; +} |