void
test_freqfilepos(TestBatch *batch) {
TermInfo* tinfo = TInfo_new(10);
TInfo_Set_Post_FilePos(tinfo, 20);
TInfo_Set_Skip_FilePos(tinfo, 40);
TInfo_Set_Lex_FilePos(tinfo, 50);
TermInfo* cloned_tinfo = TInfo_Clone(tinfo);
TEST_FALSE(batch, Lucy_TInfo_Equals(tinfo, (lucy_Obj*)cloned_tinfo),"the clone should be a separate C struct");
TEST_INT_EQ(batch, TInfo_Get_Doc_Freq(tinfo), 10, "new sets doc_freq correctly" );
TEST_INT_EQ(batch, TInfo_Get_Doc_Freq(tinfo), 10, "... doc_freq cloned" );
TEST_INT_EQ(batch, TInfo_Get_Post_FilePos(tinfo), 20, "... post_filepos cloned" );
TEST_INT_EQ(batch, TInfo_Get_Skip_FilePos(tinfo), 40, "... skip_filepos cloned" );
TEST_INT_EQ(batch, TInfo_Get_Lex_FilePos(tinfo), 50, "... lex_filepos cloned" );
TInfo_Set_Doc_Freq(tinfo, 5);
TEST_INT_EQ(batch, TInfo_Get_Doc_Freq(tinfo), 5, "set/get doc_freq" );
TEST_INT_EQ(batch, TInfo_Get_Doc_Freq(cloned_tinfo), 10, "setting orig doesn't affect clone" );
TInfo_Set_Post_FilePos(tinfo, 15);
TEST_INT_EQ(batch, TInfo_Get_Post_FilePos(tinfo), 15, "set/get post_filepos" );
TInfo_Set_Skip_FilePos(tinfo, 35);
TEST_INT_EQ(batch, TInfo_Get_Skip_FilePos(tinfo), 35, "set/get skip_filepos" );
TInfo_Set_Lex_FilePos(tinfo, 45);
TEST_INT_EQ(batch, TInfo_Get_Lex_FilePos(tinfo), 45, "set/get lex_filepos" );
DECREF(tinfo);
DECREF(cloned_tinfo);
}
void
MatchTInfoStepper_write_key_frame(MatchTermInfoStepper *self,
OutStream *outstream, Obj *value) {
TermInfo *tinfo = (TermInfo*)CERTIFY(value, TERMINFO);
int32_t doc_freq = TInfo_Get_Doc_Freq(tinfo);
// Write doc_freq.
OutStream_Write_C32(outstream, doc_freq);
// Write postings file pointer.
OutStream_Write_C64(outstream, tinfo->post_filepos);
// Write skip file pointer (maybe).
if (doc_freq >= self->skip_interval) {
OutStream_Write_C64(outstream, tinfo->skip_filepos);
}
TInfo_Mimic((TermInfo*)self->value, (Obj*)tinfo);
}
void
MatchTInfoStepper_Write_Key_Frame_IMP(MatchTermInfoStepper *self,
OutStream *outstream, Obj *value) {
MatchTermInfoStepperIVARS *const ivars = MatchTInfoStepper_IVARS(self);
TermInfo *tinfo = (TermInfo*)CERTIFY(value, TERMINFO);
int32_t doc_freq = TInfo_Get_Doc_Freq(tinfo);
TermInfoIVARS *const tinfo_ivars = TInfo_IVARS((TermInfo*)value);
// Write doc_freq.
OutStream_Write_C32(outstream, doc_freq);
// Write postings file pointer.
OutStream_Write_C64(outstream, tinfo_ivars->post_filepos);
// Write skip file pointer (maybe).
if (doc_freq >= ivars->skip_interval) {
OutStream_Write_C64(outstream, tinfo_ivars->skip_filepos);
}
TInfo_Mimic((TermInfo*)ivars->value, (Obj*)tinfo);
}
void
MatchTInfoStepper_Write_Delta_IMP(MatchTermInfoStepper *self,
OutStream *outstream, Obj *value) {
MatchTermInfoStepperIVARS *const ivars = MatchTInfoStepper_IVARS(self);
TermInfo *tinfo = (TermInfo*)CERTIFY(value, TERMINFO);
TermInfo *last_tinfo = (TermInfo*)ivars->value;
int32_t doc_freq = TInfo_Get_Doc_Freq(tinfo);
int64_t post_delta = TInfo_IVARS(tinfo)->post_filepos
- TInfo_IVARS(last_tinfo)->post_filepos;
// Write doc_freq.
OutStream_Write_C32(outstream, doc_freq);
// Write postings file pointer delta.
OutStream_Write_C64(outstream, post_delta);
// Write skip file pointer (maybe).
if (doc_freq >= ivars->skip_interval) {
OutStream_Write_C64(outstream, TInfo_IVARS(tinfo)->skip_filepos);
}
TInfo_Mimic((TermInfo*)ivars->value, (Obj*)tinfo);
}
uint32_t
DefLexReader_Doc_Freq_IMP(DefaultLexiconReader *self, String *field,
Obj *term) {
TermInfo *tinfo = S_find_tinfo(self, field, term);
return tinfo ? TInfo_Get_Doc_Freq(tinfo) : 0;
}
