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/// @file
/// @brief Accompanying test code for test_2641[agattr]
#include <assert.h>
#include <graphviz/cgraph.h>
#include <stddef.h>
int main(void) {
// create a new, empty graph
Agraph_t *const g = agopen("foo", Agdirected, NULL);
assert(g != NULL);
// 1. a regular text attribute should be created as regular text
{
Agsym_t *const attr = agattr_text(g, AGRAPH, "bar", "bar value");
assert(attr != NULL);
const char *const value = agxget(g, attr);
assert(value != NULL);
assert(!aghtmlstr(value) &&
"regular text attribute was created as HTML-like");
}
// 2. an HTML-like text attribute should be created as HTML-like
{
Agsym_t *const attr = agattr_html(g, AGRAPH, "baz", "baz value");
assert(attr != NULL);
const char *const value = agxget(g, attr);
assert(value != NULL);
assert(aghtmlstr(value) &&
"HTML-like attribute was created as regular text");
}
// 3. creating an attribute through the ambiguous `agattr` API should default
// to regular text
{
Agsym_t *const attr = agattr(g, AGRAPH, "qux", "qux value");
assert(attr != NULL);
const char *const value = agxget(g, attr);
assert(value != NULL);
assert(!aghtmlstr(value) && "agattr created a new attribute as HTML-like");
}
// 4. creating an attribute through `agattr` using something we `agstrdup`ed
// should create a regular text attribute
{
char *const quux = agstrdup(g, "quux value");
Agsym_t *const attr = agattr(g, AGRAPH, "quux", quux);
assert(attr != NULL);
const char *const value = agxget(g, attr);
assert(value != NULL);
assert(!aghtmlstr(value) && "agattr did not detect agstrdup-ed value");
}
// 5. creating an attribute through `agattr` using something we
// `agstrdup_html`ed should create an HTML-like attribute
{
char *const corge = agstrdup_html(g, "corge value");
Agsym_t *const attr = agattr(g, AGRAPH, "corge", corge);
assert(attr != NULL);
const char *const value = agxget(g, attr);
assert(value != NULL);
assert(aghtmlstr(value) && "agattr did not detect agstrdup_html-ed value");
}
// 6. creating an attribute through `agattr` using something we `agstrdup`ed
// should create a regular text attribute, even when it aliases a previously
// created regular text value
{
char *const bar = agstrdup(g, "bar value");
Agsym_t *const attr = agattr(g, AGRAPH, "grault", bar);
assert(attr != NULL);
const char *const value = agxget(g, attr);
assert(value != NULL);
assert(!aghtmlstr(value) && "agattr did not detect agstrdup-ed value");
}
// 7. creating an attribute through `agattr` using something we `agstrdup`ed
// should create a regular text attribute, even when it aliases a previously
// created HTML-like value
{
char *const baz = agstrdup(g, "baz value");
Agsym_t *const attr = agattr(g, AGRAPH, "garply", baz);
assert(attr != NULL);
const char *const value = agxget(g, attr);
assert(value != NULL);
assert(!aghtmlstr(value) && "agattr did not detect agstrdup-ed value");
}
// 8. creating an attribute through `agattr` using something we
// `agstrdup_html`ed should create an HTML-like attribute, even when it
// aliases a previously created regular text value
{
char *const bar = agstrdup_html(g, "bar value");
Agsym_t *const attr = agattr(g, AGRAPH, "waldo", bar);
assert(attr != NULL);
const char *const value = agxget(g, attr);
assert(value != NULL);
assert(aghtmlstr(value) && "agattr did not detect agstrdup_html-ed value");
}
// 9. creating an attribute through `agattr` using something we
// `agstrdup_html`ed should create an HTML-like attribute, even when it
// aliases a previously created HTML-like value
{
char *const baz = agstrdup_html(g, "baz value");
Agsym_t *const attr = agattr(g, AGRAPH, "fred", baz);
assert(attr != NULL);
const char *const value = agxget(g, attr);
assert(value != NULL);
assert(aghtmlstr(value) && "agattr did not detect agstrdup_html-ed value");
}
(void)agclose(g);
return 0;
}
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