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authorArun Raghavan <git@arunraghavan.net>2016-06-01 17:18:31 +0530
committerArun Raghavan <arun@arunraghavan.net>2016-06-22 21:04:47 +0530
commit6741e5ae760715c3294908ffd38dfdc71c0b1cd7 (patch)
tree520d7a8aec564af060342a56ea187e7c0d51c7a7
parentd7ffbfd1dc210e716c8b744488af9666f36a0389 (diff)
pulse: Add a JSON-parsing library
Adding this to be able to drop dependency on json-c. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=95135 Signed-off-by: Arun Raghavan <arun@arunraghavan.net>
-rw-r--r--src/.gitignore1
-rw-r--r--src/Makefile.am7
-rw-r--r--src/pulse/json.c514
-rw-r--r--src/pulse/json.h49
-rw-r--r--src/tests/json-test.c244
5 files changed, 815 insertions, 0 deletions
diff --git a/src/.gitignore b/src/.gitignore
index bfe74bd54..f7ec1bcd3 100644
--- a/src/.gitignore
+++ b/src/.gitignore
@@ -50,6 +50,7 @@ gtk-test
hook-list-test
interpol-test
ipacl-test
+json-test
lfe-filter-test
lock-autospawn-test
lo-latency-test
diff --git a/src/Makefile.am b/src/Makefile.am
index a311575e0..c6b998cfe 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -249,6 +249,7 @@ TESTS_default = \
thread-mainloop-test \
utf8-test \
format-test \
+ json-test \
get-binary-name-test \
hook-list-test \
memblock-test \
@@ -381,6 +382,11 @@ format_test_CFLAGS = $(AM_CFLAGS) $(LIBCHECK_CFLAGS)
format_test_LDADD = $(AM_LDADD) libpulsecore-@PA_MAJORMINOR@.la libpulse.la libpulsecommon-@PA_MAJORMINOR@.la
format_test_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS) $(LIBCHECK_LIBS)
+json_test_SOURCES = tests/json-test.c
+json_test_CFLAGS = $(AM_CFLAGS) $(LIBCHECK_CFLAGS)
+json_test_LDADD = $(AM_LDADD) libpulse.la libpulsecommon-@PA_MAJORMINOR@.la
+json_test_LDFLAGS = $(AM_LDFLAGS) $(BINLDFLAGS) $(LIBCHECK_LIBS)
+
srbchannel_test_SOURCES = tests/srbchannel-test.c
srbchannel_test_CFLAGS = $(AM_CFLAGS) $(LIBCHECK_CFLAGS)
srbchannel_test_LDADD = $(AM_LDADD) libpulse.la libpulsecommon-@PA_MAJORMINOR@.la
@@ -652,6 +658,7 @@ libpulsecommon_@PA_MAJORMINOR@_la_SOURCES = \
pulse/client-conf.c pulse/client-conf.h \
pulse/fork-detect.c pulse/fork-detect.h \
pulse/format.c pulse/format.h \
+ pulse/json.c pulse/json.h \
pulse/xmalloc.c pulse/xmalloc.h \
pulse/proplist.c pulse/proplist.h \
pulse/utf8.c pulse/utf8.h \
diff --git a/src/pulse/json.c b/src/pulse/json.c
new file mode 100644
index 000000000..7cb33efde
--- /dev/null
+++ b/src/pulse/json.c
@@ -0,0 +1,514 @@
+/***
+ This file is part of PulseAudio.
+
+ Copyright 2016 Arun Raghavan <mail@arunraghavan.net>
+
+ PulseAudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published
+ by the Free Software Foundation; either version 2.1 of the License,
+ or (at your option) any later version.
+
+ PulseAudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <math.h>
+
+#include <pulse/json.h>
+#include <pulse/xmalloc.h>
+#include <pulsecore/core-util.h>
+#include <pulsecore/hashmap.h>
+#include <pulsecore/refcnt.h>
+#include <pulsecore/strbuf.h>
+
+struct pa_json_object {
+ PA_REFCNT_DECLARE;
+ pa_json_type type;
+
+ union {
+ int int_value;
+ double double_value;
+ bool bool_value;
+ char *string_value;
+ pa_hashmap *object_values; /* name -> object */
+ pa_idxset *array_values; /* objects */
+ };
+};
+
+#define JSON_OBJECT_TYPE(o) ((o)->type)
+
+static const char* parse_value(const char *str, const char *end, pa_json_object **obj);
+
+static pa_json_object* json_object_new(void) {
+ pa_json_object *obj;
+
+ obj = pa_xnew0(pa_json_object, 1);
+
+ return obj;
+}
+
+static bool is_whitespace(char c) {
+ return c == '\t' || c == '\n' || c == '\r' || c == ' ';
+}
+
+static bool is_digit(char c) {
+ return c >= '0' && c <= '9';
+}
+
+static bool is_end(const char c, const char *end) {
+ if (!end)
+ return c == '\0';
+ else {
+ while (*end) {
+ if (c == *end)
+ return true;
+ end++;
+ }
+ }
+
+ return false;
+}
+
+static const char* consume_string(const char *str, const char *expect) {
+ while (*expect) {
+ if (*str != *expect)
+ return NULL;
+
+ str++;
+ expect++;
+ }
+
+ return str;
+}
+
+static const char* parse_null(const char *str, pa_json_object *obj) {
+ str = consume_string(str, "null");
+
+ if (str)
+ obj->type = PA_JSON_TYPE_NULL;
+
+ return str;
+}
+
+static const char* parse_boolean(const char *str, pa_json_object *obj) {
+ const char *tmp;
+
+ tmp = consume_string(str, "true");
+
+ if (tmp) {
+ obj->type = PA_JSON_TYPE_BOOL;
+ obj->bool_value = true;
+ } else {
+ tmp = consume_string(str, "false");
+
+ if (str) {
+ obj->type = PA_JSON_TYPE_BOOL;
+ obj->bool_value = false;
+ }
+ }
+
+ return tmp;
+}
+
+static const char* parse_string(const char *str, pa_json_object *obj) {
+ pa_strbuf *buf = pa_strbuf_new();
+
+ str++; /* Consume leading '"' */
+
+ while (*str != '"') {
+ if (*str != '\\') {
+ /* We only accept ASCII printable characters. */
+ if (*str < 0x20 || *str > 0x7E) {
+ pa_log("Invalid non-ASCII character: 0x%x", (unsigned int) *str);
+ goto error;
+ }
+
+ /* Normal character, juts consume */
+ pa_strbuf_putc(buf, *str);
+ } else {
+ /* Need to unescape */
+ str++;
+
+ switch (*str) {
+ case '"':
+ case '\\':
+ case '/':
+ pa_strbuf_putc(buf, *str);
+ break;
+
+ case 'b':
+ pa_strbuf_putc(buf, '\b' /* backspace */);
+ break;
+
+ case 'f':
+ pa_strbuf_putc(buf, '\f' /* form feed */);
+ break;
+
+ case 'n':
+ pa_strbuf_putc(buf, '\n' /* new line */);
+ break;
+
+ case 'r':
+ pa_strbuf_putc(buf, '\r' /* carriage return */);
+ break;
+
+ case 't':
+ pa_strbuf_putc(buf, '\t' /* horizontal tab */);
+ break;
+
+ case 'u':
+ pa_log("Unicode code points are currently unsupported");
+ goto error;
+
+ default:
+ pa_log("Unexepcted escape value: %c", *str);
+ goto error;
+ }
+ }
+
+ str++;
+ }
+
+ if (*str != '"') {
+ pa_log("Failed to parse remainder of string: %s", str);
+ goto error;
+ }
+
+ str++;
+
+ obj->type = PA_JSON_TYPE_STRING;
+ obj->string_value = pa_strbuf_to_string_free(buf);
+
+ return str;
+
+error:
+ pa_strbuf_free(buf);
+ return NULL;
+}
+
+static const char* parse_number(const char *str, pa_json_object *obj) {
+ bool negative = false, has_fraction = false, has_exponent = false;
+ unsigned int integer = 0;
+ unsigned int fraction = 0;
+ unsigned int fraction_digits = 0;
+ int exponent = 0;
+
+ if (*str == '-') {
+ negative = true;
+ str++;
+ }
+
+ if (*str == '0') {
+ str++;
+ goto fraction;
+ }
+
+ while (is_digit(*str)) {
+ integer = (integer * 10) + (*str - '0');
+ str++;
+ }
+
+fraction:
+ if (*str == '.') {
+ has_fraction = true;
+ str++;
+
+ while (is_digit(*str)) {
+ fraction = (fraction * 10) + (*str - '0');
+ fraction_digits++;
+ str++;
+ }
+ }
+
+ if (*str == 'e' || *str == 'E') {
+ bool exponent_negative = false;
+
+ has_exponent = true;
+ str++;
+
+ if (*str == '-') {
+ exponent_negative = true;
+ str++;
+ } else if (*str == '+')
+ str++;
+
+ while (is_digit(*str)) {
+ exponent = (exponent * 10) + (*str - '0');
+ str++;
+ }
+
+ if (exponent_negative)
+ exponent *= -1;
+ }
+
+ if (has_fraction || has_exponent) {
+ obj->type = PA_JSON_TYPE_DOUBLE;
+ obj->double_value =
+ (negative ? -1.0 : 1.0) * (integer + (double) fraction / pow(10, fraction_digits)) * pow(10, exponent);
+ } else {
+ obj->type = PA_JSON_TYPE_INT;
+ obj->int_value = (negative ? -1 : 1) * integer;
+ }
+
+ return str;
+}
+
+static const char *parse_object(const char *str, pa_json_object *obj) {
+ pa_json_object *name = NULL, *value = NULL;
+
+ obj->object_values = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func,
+ pa_xfree, (pa_free_cb_t) pa_json_object_unref);
+
+ while (*str != '}') {
+ str++; /* Consume leading '{' or ',' */
+
+ str = parse_value(str, ":", &name);
+ if (!str || JSON_OBJECT_TYPE(name) != PA_JSON_TYPE_STRING) {
+ pa_log("Could not parse key for object");
+ goto error;
+ }
+
+ /* Consume the ':' */
+ str++;
+
+ str = parse_value(str, ",}", &value);
+ if (!str) {
+ pa_log("Could not parse value for object");
+ goto error;
+ }
+
+ pa_hashmap_put(obj->object_values, pa_xstrdup(pa_json_object_get_string(name)), value);
+ pa_json_object_unref(name);
+
+ name = NULL;
+ value = NULL;
+ }
+
+ /* Drop trailing '}' */
+ str++;
+
+ /* We now know the value was correctly parsed */
+ obj->type = PA_JSON_TYPE_OBJECT;
+
+ return str;
+
+error:
+ pa_hashmap_free(obj->object_values);
+ obj->object_values = NULL;
+
+ if (name)
+ pa_json_object_unref(name);
+ if (value)
+ pa_json_object_unref(value);
+
+ return NULL;
+}
+
+static const char *parse_array(const char *str, pa_json_object *obj) {
+ pa_json_object *value;
+
+ obj->array_values = pa_idxset_new(NULL, NULL);
+
+ while (*str != ']') {
+ str++; /* Consume leading '[' or ',' */
+
+ /* Need to chew up whitespaces as a special case to deal with the
+ * possibility of an empty array */
+ while (is_whitespace(*str))
+ str++;
+
+ if (*str == ']')
+ break;
+
+ str = parse_value(str, ",]", &value);
+ if (!str) {
+ pa_log("Could not parse value for array");
+ goto error;
+ }
+
+ pa_idxset_put(obj->array_values, value, NULL);
+ }
+
+ /* Drop trailing ']' */
+ str++;
+
+ /* We now know the value was correctly parsed */
+ obj->type = PA_JSON_TYPE_ARRAY;
+
+ return str;
+
+error:
+ pa_idxset_free(obj->array_values, (pa_free_cb_t) pa_json_object_unref);
+ obj->array_values = NULL;
+ return NULL;
+}
+
+typedef enum {
+ JSON_PARSER_STATE_INIT,
+ JSON_PARSER_STATE_FINISH,
+} json_parser_state;
+
+static const char* parse_value(const char *str, const char *end, pa_json_object **obj) {
+ json_parser_state state = JSON_PARSER_STATE_INIT;
+ pa_json_object *o;
+
+ pa_assert(str != NULL);
+
+ o = json_object_new();
+
+ while (!is_end(*str, end)) {
+ switch (state) {
+ case JSON_PARSER_STATE_INIT:
+ if (is_whitespace(*str)) {
+ str++;
+ } else if (*str == 'n') {
+ str = parse_null(str, o);
+ state = JSON_PARSER_STATE_FINISH;
+ } else if (*str == 't' || *str == 'f') {
+ str = parse_boolean(str, o);
+ state = JSON_PARSER_STATE_FINISH;
+ } else if (*str == '"') {
+ str = parse_string(str, o);
+ state = JSON_PARSER_STATE_FINISH;
+ } else if (is_digit(*str) || *str == '-') {
+ str = parse_number(str, o);
+ state = JSON_PARSER_STATE_FINISH;
+ } else if (*str == '{') {
+ str = parse_object(str, o);
+ state = JSON_PARSER_STATE_FINISH;
+ } else if (*str == '[') {
+ str = parse_array(str, o);
+ state = JSON_PARSER_STATE_FINISH;
+ } else {
+ pa_log("Invalid JSON string: %s", str);
+ goto error;
+ }
+
+ if (!str)
+ goto error;
+
+ break;
+
+ case JSON_PARSER_STATE_FINISH:
+ /* Consume trailing whitespaces */
+ if (is_whitespace(*str)) {
+ str++;
+ } else {
+ goto error;
+ }
+ }
+ }
+
+ if (JSON_OBJECT_TYPE(o) == PA_JSON_TYPE_INIT) {
+ /* We didn't actually get any data */
+ pa_log("No data while parsing json string: '%s' till '%s'", str, pa_strnull(end));
+ goto error;
+ }
+
+ *obj = o;
+
+ return str;
+
+error:
+ pa_json_object_unref(o);
+ return NULL;
+}
+
+
+pa_json_object* pa_json_parse(const char *str) {
+ pa_json_object *obj;
+
+ str = parse_value(str, NULL, &obj);
+
+ if (!str) {
+ pa_log("JSON parsing failed");
+ return NULL;
+ }
+
+ if (*str != '\0') {
+ pa_log("Unable to parse complete JSON string, remainder is: %s", str);
+ pa_json_object_unref(obj);
+ return NULL;
+ }
+
+ return obj;
+}
+
+pa_json_type pa_json_object_get_type(const pa_json_object *obj) {
+ return JSON_OBJECT_TYPE(obj);
+}
+
+void pa_json_object_unref(pa_json_object *obj) {
+ if (PA_REFCNT_DEC(obj) > 0)
+ return;
+
+ switch (JSON_OBJECT_TYPE(obj)) {
+ case PA_JSON_TYPE_INIT:
+ case PA_JSON_TYPE_INT:
+ case PA_JSON_TYPE_DOUBLE:
+ case PA_JSON_TYPE_BOOL:
+ case PA_JSON_TYPE_NULL:
+ break;
+
+ case PA_JSON_TYPE_STRING:
+ pa_xfree(obj->string_value);
+ break;
+
+ case PA_JSON_TYPE_OBJECT:
+ pa_hashmap_free(obj->object_values);
+ break;
+
+ case PA_JSON_TYPE_ARRAY:
+ pa_idxset_free(obj->array_values, (pa_free_cb_t) pa_json_object_unref);
+ break;
+
+ default:
+ pa_assert_not_reached();
+ }
+
+ pa_xfree(obj);
+}
+
+int pa_json_object_get_int(const pa_json_object *o) {
+ pa_return_val_if_fail(JSON_OBJECT_TYPE(o) == PA_JSON_TYPE_INT, 0);
+ return o->int_value;
+}
+
+double pa_json_object_get_double(const pa_json_object *o) {
+ pa_return_val_if_fail(JSON_OBJECT_TYPE(o) == PA_JSON_TYPE_DOUBLE, 0);
+ return o->double_value;
+}
+
+bool pa_json_object_get_bool(const pa_json_object *o) {
+ pa_return_val_if_fail(JSON_OBJECT_TYPE(o) == PA_JSON_TYPE_BOOL, false);
+ return o->bool_value;
+}
+
+const char* pa_json_object_get_string(const pa_json_object *o) {
+ pa_return_val_if_fail(JSON_OBJECT_TYPE(o) == PA_JSON_TYPE_STRING, NULL);
+ return o->string_value;
+}
+
+const pa_json_object* pa_json_object_get_object_member(const pa_json_object *o, const char *name) {
+ pa_return_val_if_fail(JSON_OBJECT_TYPE(o) == PA_JSON_TYPE_OBJECT, NULL);
+ return pa_hashmap_get(o->object_values, name);
+}
+
+int pa_json_object_get_array_length(const pa_json_object *o) {
+ pa_return_val_if_fail(JSON_OBJECT_TYPE(o) == PA_JSON_TYPE_ARRAY, 0);
+ return pa_idxset_size(o->array_values);
+}
+
+const pa_json_object* pa_json_object_get_array_member(const pa_json_object *o, int index) {
+ pa_return_val_if_fail(JSON_OBJECT_TYPE(o) == PA_JSON_TYPE_ARRAY, NULL);
+ return pa_idxset_get_by_index(o->array_values, index);
+}
diff --git a/src/pulse/json.h b/src/pulse/json.h
new file mode 100644
index 000000000..99c22ecf0
--- /dev/null
+++ b/src/pulse/json.h
@@ -0,0 +1,49 @@
+/***
+ This file is part of PulseAudio.
+
+ Copyright 2016 Arun Raghavan <mail@arunraghavan.net>
+
+ PulseAudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published
+ by the Free Software Foundation; either version 2.1 of the License,
+ or (at your option) any later version.
+
+ PulseAudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <stdbool.h>
+
+typedef enum {
+ PA_JSON_TYPE_INIT = 0,
+ PA_JSON_TYPE_NULL,
+ PA_JSON_TYPE_INT,
+ PA_JSON_TYPE_DOUBLE,
+ PA_JSON_TYPE_BOOL,
+ PA_JSON_TYPE_STRING,
+ PA_JSON_TYPE_ARRAY,
+ PA_JSON_TYPE_OBJECT,
+} pa_json_type;
+
+typedef struct pa_json_object pa_json_object;
+
+pa_json_object* pa_json_parse(const char *str);
+pa_json_type pa_json_object_get_type(const pa_json_object *obj);
+void pa_json_object_unref(pa_json_object *obj);
+
+/* All pointer members that are returned are valid while the corresponding object is valid */
+
+int pa_json_object_get_int(const pa_json_object *o);
+double pa_json_object_get_double(const pa_json_object *o);
+bool pa_json_object_get_bool(const pa_json_object *o);
+const char* pa_json_object_get_string(const pa_json_object *o);
+
+const pa_json_object* pa_json_object_get_object_member(const pa_json_object *o, const char *name);
+
+int pa_json_object_get_array_length(const pa_json_object *o);
+const pa_json_object* pa_json_object_get_array_member(const pa_json_object *o, int index);
diff --git a/src/tests/json-test.c b/src/tests/json-test.c
new file mode 100644
index 000000000..e028e6801
--- /dev/null
+++ b/src/tests/json-test.c
@@ -0,0 +1,244 @@
+/***
+ This file is part of PulseAudio.
+
+ Copyright 2016 Arun Raghavan <mail@arunraghavan.net>
+
+ PulseAudio is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published
+ by the Free Software Foundation; either version 2.1 of the License,
+ or (at your option) any later version.
+
+ PulseAudio is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <check.h>
+
+#include <pulse/json.h>
+#include <pulsecore/core-util.h>
+
+#define IS_EQUAL(x, y) (((x) - (y)) < 0.000001 && ((x) - (y)) > -0.000001)
+
+START_TEST (string_test) {
+ pa_json_object *o;
+ unsigned int i;
+ const char *strings_parse[] = {
+ "\"\"", "\"test\"", "\"test123\"", "\"123\"", "\"newline\\n\"", "\" spaces \"",
+ " \"lots of spaces\" ", "\"esc\\nape\"", "\"escape a \\\" quote\"",
+ };
+ const char *strings_compare[] = {
+ "", "test", "test123", "123", "newline\n", " spaces ",
+ "lots of spaces", "esc\nape", "escape a \" quote",
+ };
+
+ for (i = 0; i < PA_ELEMENTSOF(strings_parse); i++) {
+ o = pa_json_parse(strings_parse[i]);
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_STRING);
+ fail_unless(pa_streq(pa_json_object_get_string(o), strings_compare[i]));
+
+ pa_json_object_unref(o);
+ }
+}
+END_TEST
+
+START_TEST(int_test) {
+ pa_json_object *o;
+ unsigned int i;
+ const char *ints_parse[] = { "1", "-1", "1234", "0" };
+ const int ints_compare[] = { 1, -1, 1234, 0 };
+
+ for (i = 0; i < PA_ELEMENTSOF(ints_parse); i++) {
+ o = pa_json_parse(ints_parse[i]);
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_INT);
+ fail_unless(pa_json_object_get_int(o) == ints_compare[i]);
+
+ pa_json_object_unref(o);
+ }
+}
+END_TEST
+
+START_TEST(double_test) {
+ pa_json_object *o;
+ unsigned int i;
+ const char *doubles_parse[] = {
+ "1.0", "-1.1", "1234e2", "1234e0", "0.1234", "-0.1234", "1234e-1", "1234.5e-1", "1234.5e+2",
+ };
+ const double doubles_compare[] = {
+ 1.0, -1.1, 123400.0, 1234.0, 0.1234, -0.1234, 123.4, 123.45, 123450.0,
+ };
+
+ for (i = 0; i < PA_ELEMENTSOF(doubles_parse); i++) {
+ o = pa_json_parse(doubles_parse[i]);
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_DOUBLE);
+ fail_unless(IS_EQUAL(pa_json_object_get_double(o), doubles_compare[i]));
+
+ pa_json_object_unref(o);
+ }
+}
+END_TEST
+
+START_TEST(null_test) {
+ pa_json_object *o;
+
+ o = pa_json_parse("null");
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_NULL);
+
+ pa_json_object_unref(o);
+}
+END_TEST
+
+START_TEST(bool_test) {
+ pa_json_object *o;
+
+ o = pa_json_parse("true");
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_BOOL);
+ fail_unless(pa_json_object_get_bool(o) == true);
+
+ pa_json_object_unref(o);
+
+ o = pa_json_parse("false");
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_BOOL);
+ fail_unless(pa_json_object_get_bool(o) == false);
+
+ pa_json_object_unref(o);
+}
+END_TEST
+
+START_TEST(object_test) {
+ pa_json_object *o;
+ const pa_json_object *v;
+
+ o = pa_json_parse(" { \"name\" : \"A Person\" } ");
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_OBJECT);
+
+ v = pa_json_object_get_object_member(o, "name");
+ fail_unless(v != NULL);
+ fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_STRING);
+ fail_unless(pa_streq(pa_json_object_get_string(v), "A Person"));
+
+ pa_json_object_unref(o);
+
+ o = pa_json_parse(" { \"age\" : -45.3e-0 } ");
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_OBJECT);
+
+ v = pa_json_object_get_object_member(o, "age");
+ fail_unless(v != NULL);
+ fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_DOUBLE);
+ fail_unless(IS_EQUAL(pa_json_object_get_double(v), -45.3));
+
+ pa_json_object_unref(o);
+
+ o = pa_json_parse("{\"person\":true}");
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_OBJECT);
+
+ v = pa_json_object_get_object_member(o, "person");
+ fail_unless(v != NULL);
+ fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_BOOL);
+ fail_unless(pa_json_object_get_bool(v) == true);
+
+ pa_json_object_unref(o);
+}
+END_TEST
+
+START_TEST(array_test) {
+ pa_json_object *o;
+ const pa_json_object *v, *v2;
+
+ o = pa_json_parse(" [ ] ");
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_ARRAY);
+ fail_unless(pa_json_object_get_array_length(o) == 0);
+
+ pa_json_object_unref(o);
+
+ o = pa_json_parse("[\"a member\"]");
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_ARRAY);
+ fail_unless(pa_json_object_get_array_length(o) == 1);
+
+ v = pa_json_object_get_array_member(o, 0);
+ fail_unless(v != NULL);
+ fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_STRING);
+ fail_unless(pa_streq(pa_json_object_get_string(v), "a member"));
+
+ pa_json_object_unref(o);
+
+ o = pa_json_parse("[\"a member\", 1234.5, { \"another\": true } ]");
+
+ fail_unless(o != NULL);
+ fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_ARRAY);
+ fail_unless(pa_json_object_get_array_length(o) == 3);
+
+ v = pa_json_object_get_array_member(o, 0);
+ fail_unless(v != NULL);
+ fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_STRING);
+ fail_unless(pa_streq(pa_json_object_get_string(v), "a member"));
+ v = pa_json_object_get_array_member(o, 1);
+ fail_unless(v != NULL);
+ fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_DOUBLE);
+ fail_unless(IS_EQUAL(pa_json_object_get_double(v), 1234.5));
+ v = pa_json_object_get_array_member(o, 2);
+ fail_unless(v != NULL);
+ fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_OBJECT);
+ v2 =pa_json_object_get_object_member(v, "another");
+ fail_unless(v2 != NULL);
+ fail_unless(pa_json_object_get_type(v2) == PA_JSON_TYPE_BOOL);
+ fail_unless(pa_json_object_get_bool(v2) == true);
+
+ pa_json_object_unref(o);
+}
+END_TEST
+
+int main(int argc, char *argv[]) {
+ int failed = 0;
+ Suite *s;
+ TCase *tc;
+ SRunner *sr;
+
+ s = suite_create("JSON");
+ tc = tcase_create("json");
+ tcase_add_test(tc, string_test);
+ tcase_add_test(tc, int_test);
+ tcase_add_test(tc, double_test);
+ tcase_add_test(tc, null_test);
+ tcase_add_test(tc, bool_test);
+ tcase_add_test(tc, object_test);
+ tcase_add_test(tc, array_test);
+ suite_add_tcase(s, tc);
+
+ sr = srunner_create(s);
+ srunner_run_all(sr, CK_NORMAL);
+ failed = srunner_ntests_failed(sr);
+ srunner_free(sr);
+
+ return (failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}