mirror of
https://gitlab.freedesktop.org/cairo/cairo.git
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97 lines
3.1 KiB
C
97 lines
3.1 KiB
C
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/* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */
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/*
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* Copyright 2011 Andrea Canciani
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Author: Andrea Canciani <ranma42@gmail.com>
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*/
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#include "cairo-test.h"
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#define CHECK_STATUS(status) \
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do { \
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if (cairo_status (cr) != (status)) { \
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cairo_test_log (ctx, "Expected status: %s\n", \
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cairo_status_to_string (status)); \
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cairo_test_log (ctx, "Actual status: %s\n", \
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cairo_status_to_string (cairo_status (cr))); \
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result = CAIRO_TEST_FAILURE; \
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} \
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} while (0)
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static void
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reinit_cairo (cairo_t **cr)
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{
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if (*cr)
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cairo_destroy (*cr);
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*cr = cairo_create (cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 1, 1));
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cairo_surface_destroy (cairo_get_target (*cr));
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}
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static cairo_test_status_t
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preamble (cairo_test_context_t *ctx)
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{
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cairo_t *cr;
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cairo_test_status_t result = CAIRO_TEST_SUCCESS;
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cr = NULL;
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reinit_cairo (&cr);
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/* cairo_restore() must fail with CAIRO_STATUS_INVALID_RESTORE if
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* no matching cairo_save() call has been performed. */
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cairo_test_log (ctx, "Checking save(); push(); restore();\n");
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cairo_save (cr);
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CHECK_STATUS (CAIRO_STATUS_SUCCESS);
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cairo_push_group (cr);
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CHECK_STATUS (CAIRO_STATUS_SUCCESS);
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cairo_restore (cr);
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CHECK_STATUS (CAIRO_STATUS_INVALID_RESTORE);
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reinit_cairo (&cr);
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/* cairo_restore() must fail with CAIRO_STATUS_INVALID_RESTORE if
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* no matching cairo_save() call has been performed. */
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cairo_test_log (ctx, "Checking push(); save(); pop();\n");
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cairo_push_group (cr);
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CHECK_STATUS (CAIRO_STATUS_SUCCESS);
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cairo_save (cr);
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CHECK_STATUS (CAIRO_STATUS_SUCCESS);
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cairo_pop_group_to_source (cr);
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CHECK_STATUS (CAIRO_STATUS_INVALID_POP_GROUP);
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cairo_destroy (cr);
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return result;
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}
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CAIRO_TEST (group_state,
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"Tests the interaction between state (cairo_save, cairo_restore) "
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"and group (cairo_push_group/cairo_pop_group) API",
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"api", /* keywords */
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NULL, /* requirements */
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0, 0,
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preamble, NULL)
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