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testing the parser

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This commit is contained in:
Niels 2015-02-10 20:52:39 +01:00
parent 3589837071
commit 963ec13b4a
3 changed files with 85 additions and 32 deletions
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2
Makefile.am
View file

@ -14,7 +14,7 @@ json_unit_CPPFLAGS = -I$(top_srcdir)/src -I$(top_srcdir)/test -Dprivate=public
# -i do not create #line information
# --no-generation-date suppress generation date output
src/json.hpp: src/json.hpp.re2c
$(AM_V_GEN)$(RE2C) -b -s -i --no-generation-date $< | $(SED) '1d' > $@
$(AM_V_GEN)$(RE2C) -b -s --no-generation-date $< | $(SED) '1d' > $@
cppcheck:
cppcheck --enable=all --inconclusive --std=c++11 src/json.hpp

30
src/json.hpp
View file

@ -1,3 +1,4 @@
#line 1 "src/json.hpp.re2c"
#ifndef _NLOHMANN_JSON
#define _NLOHMANN_JSON
@ -2601,6 +2602,7 @@ class basic_json
const lexer_char_t* marker;
// set up RE2C
#line 2612 "src/json.hpp.re2c"
for (;;)
@ -2609,6 +2611,7 @@ class basic_json
current_re2c = buffer_re2c;
#line 2616 "<stdout>"
{
lexer_char_t yych;
unsigned int yyaccept = 0;
@ -2768,15 +2771,19 @@ class basic_json
}
}
json_parser_2:
#line 2622 "src/json.hpp.re2c"
{
continue;
}
#line 2705 "<stdout>"
json_parser_3:
++buffer_re2c;
json_parser_4:
#line 2661 "src/json.hpp.re2c"
{
return last_token = token_type::parse_error;
}
#line 2711 "<stdout>"
json_parser_5:
yych = *++buffer_re2c;
goto json_parser_60;
@ -2786,9 +2793,11 @@ json_parser_6:
goto json_parser_51;
json_parser_7:
++buffer_re2c;
#line 2629 "src/json.hpp.re2c"
{
return last_token = token_type::value_separator;
}
#line 2723 "<stdout>"
json_parser_9:
yych = *++buffer_re2c;
if (yych <= '/')
@ -2826,28 +2835,36 @@ json_parser_10:
}
}
json_parser_11:
#line 2649 "src/json.hpp.re2c"
{
return last_token = token_type::value_number;
}
#line 2742 "<stdout>"
json_parser_12:
yyaccept = 1;
yych = *(marker = ++buffer_re2c);
goto json_parser_41;
json_parser_13:
++buffer_re2c;
#line 2630 "src/json.hpp.re2c"
{
return last_token = token_type::name_separator;
}
#line 2751 "<stdout>"
json_parser_15:
++buffer_re2c;
#line 2625 "src/json.hpp.re2c"
{
return last_token = token_type::begin_array;
}
#line 2756 "<stdout>"
json_parser_17:
++buffer_re2c;
#line 2626 "src/json.hpp.re2c"
{
return last_token = token_type::end_array;
}
#line 2761 "<stdout>"
json_parser_19:
yyaccept = 0;
yych = *(marker = ++buffer_re2c);
@ -2874,14 +2891,18 @@ json_parser_21:
goto json_parser_4;
json_parser_22:
++buffer_re2c;
#line 2627 "src/json.hpp.re2c"
{
return last_token = token_type::begin_object;
}
#line 2781 "<stdout>"
json_parser_24:
++buffer_re2c;
#line 2628 "src/json.hpp.re2c"
{
return last_token = token_type::end_object;
}
#line 2786 "<stdout>"
json_parser_26:
yych = *++buffer_re2c;
if (yych == 'u')
@ -2905,9 +2926,11 @@ json_parser_28:
goto json_parser_27;
}
++buffer_re2c;
#line 2634 "src/json.hpp.re2c"
{
return last_token = token_type::literal_true;
}
#line 2803 "<stdout>"
json_parser_31:
yych = *++buffer_re2c;
if (yych != 'l')
@ -2920,9 +2943,11 @@ json_parser_31:
goto json_parser_27;
}
++buffer_re2c;
#line 2633 "src/json.hpp.re2c"
{
return last_token = token_type::literal_null;
}
#line 2812 "<stdout>"
json_parser_35:
yych = *++buffer_re2c;
if (yych != 'l')
@ -2940,9 +2965,11 @@ json_parser_35:
goto json_parser_27;
}
++buffer_re2c;
#line 2635 "src/json.hpp.re2c"
{
return last_token = token_type::literal_false;
}
#line 2823 "<stdout>"
json_parser_40:
yyaccept = 1;
marker = ++buffer_re2c;
@ -3168,9 +3195,11 @@ json_parser_51:
}
json_parser_53:
++buffer_re2c;
#line 2658 "src/json.hpp.re2c"
{
return last_token = token_type::value_string;
}
#line 2932 "<stdout>"
json_parser_55:
++buffer_re2c;
yych = *buffer_re2c;
@ -3299,6 +3328,7 @@ json_parser_60:
}
goto json_parser_2;
}
#line 2662 "src/json.hpp.re2c"
}
}

23
test/unit.cpp
View file

@ -3973,3 +3973,26 @@ TEST_CASE("convenience functions")
CHECK(json::escape_string("\x1f") == "\\u001f");
}
}
TEST_CASE("parser class")
{
SECTION("get_token")
{
SECTION("structural characters")
{
CHECK(json::parser("[").last_token == json::parser::token_type::begin_array);
CHECK(json::parser("]").last_token == json::parser::token_type::end_array);
CHECK(json::parser("{").last_token == json::parser::token_type::begin_object);
CHECK(json::parser("}").last_token == json::parser::token_type::end_object);
CHECK(json::parser(",").last_token == json::parser::token_type::value_separator);
CHECK(json::parser(":").last_token == json::parser::token_type::name_separator);
}
SECTION("literal names")
{
CHECK(json::parser("null").last_token == json::parser::token_type::literal_null);
CHECK(json::parser("true").last_token == json::parser::token_type::literal_true);
CHECK(json::parser("false").last_token == json::parser::token_type::literal_false);
}
}
}