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[tests] Add path-currentpoint

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Checks whether copy_path()/append_path() preserves current-point.
Currently failing.
This commit is contained in:
Behdad Esfahbod 2014-01-27 17:31:12 -05:00
parent 2a7f133639
commit 8d2e24479a
2 changed files with 90 additions and 0 deletions
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1
test/Makefile.sources
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@ -244,6 +244,7 @@ test_sources = \
partial-coverage.c \
pass-through.c \
path-append.c \
path-currentpoint.c \
path-stroke-twice.c \
path-precision.c \
pattern-get-type.c \

89
test/path-currentpoint.c Normal file
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@ -0,0 +1,89 @@
/*
* Copyright © 2014 Google, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of
* Red Hat, Inc. not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. Red Hat, Inc. makes no representations about the
* suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
* IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "cairo-test.h"
#include <assert.h>
static void
assert_point (cairo_t *cr, double expected_x, double expected_y) {
double x, y;
assert (cairo_has_current_point (cr));
cairo_get_current_point (cr, &x, &y);
assert (x == expected_x);
assert (y == expected_y);
}
static void
assert_point_maintained (cairo_t *cr, double expected_x, double expected_y) {
cairo_path_t *path;
assert_point (cr, expected_x, expected_y);
path = cairo_copy_path (cr);
cairo_new_path (cr);
cairo_rectangle (cr, 5, 5, 10, 20);
cairo_stroke (cr);
cairo_new_path (cr);
cairo_append_path (cr, path);
cairo_path_destroy (path);
assert_point (cr, expected_x, expected_y);
}
static cairo_test_status_t
preamble (cairo_test_context_t *ctx)
{
cairo_surface_t *surface;
cairo_t *cr;
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 20, 20);
cr = cairo_create (surface);
cairo_new_path (cr);
cairo_move_to (cr, 1., 2.);
assert_point_maintained (cr, 1., 2.);
cairo_line_to (cr, 4., 5.);
cairo_move_to (cr, 2., 1.);
assert_point_maintained (cr, 2., 1.);
cairo_move_to (cr, 5, 5);
cairo_arc (cr, 5, 5, 10, 0, M_PI / 3);
cairo_close_path (cr);
assert_point_maintained (cr, 5, 5);
cairo_destroy (cr);
cairo_surface_destroy (surface);
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (path_currentpoint,
"Test save/restore path maintains current point",
"api", /* keywords */
NULL, /* requirements */
0, 0,
preamble, NULL)