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/* File: geometry_anchor_test.c; Copyright and License: see below */
#include "geometry_anchor_test.h"
#include "geometry/geometry_anchor.h"
#include "test_fixture.h"
#include "test_expect.h"
#include "test_environment_assert.h"
#include "test_case_result.h"
static test_fixture_t * set_up();
static void tear_down( test_fixture_t *fix );
static test_case_result_t test_geometry_anchor_init( test_fixture_t *fix );
static test_case_result_t test_geometry_anchor_align( test_fixture_t *fix );
static test_case_result_t test_geometry_anchor_align_biased( test_fixture_t *fix );
test_suite_t geometry_anchor_test_get_suite(void)
{
test_suite_t result;
test_suite_init( &result,
"geometry_anchor_test_get_suite",
TEST_CATEGORY_UNIT | TEST_CATEGORY_CONTINUOUS | TEST_CATEGORY_COVERAGE,
&set_up,
&tear_down
);
test_suite_add_test_case( &result, "test_geometry_anchor_init", &test_geometry_anchor_init );
test_suite_add_test_case( &result, "test_geometry_anchor_align", &test_geometry_anchor_align );
test_suite_add_test_case( &result, "test_geometry_anchor_align_biased", &test_geometry_anchor_align_biased );
return result;
}
static test_fixture_t * set_up()
{
return NULL;
}
static void tear_down( test_fixture_t *fix )
{
}
static test_case_result_t test_geometry_anchor_init( test_fixture_t *fix )
{
geometry_anchor_t my_anchor;
geometry_anchor_init( &my_anchor, 20.0, 1.0, GEOMETRY_H_ALIGN_LEFT, GEOMETRY_V_ALIGN_BOTTOM );
geometry_anchor_t my_anchor_clone;
geometry_anchor_copy( &my_anchor_clone, &my_anchor );
geometry_anchor_replace( &my_anchor, &my_anchor_clone );
TEST_EXPECT_EQUAL_FLOAT( 20.0, geometry_anchor_get_x( &my_anchor ) );
TEST_EXPECT_EQUAL_FLOAT( 1.0, geometry_anchor_get_y( &my_anchor ) );
TEST_EXPECT_EQUAL_INT( GEOMETRY_H_ALIGN_LEFT, geometry_anchor_get_x_align( &my_anchor ) );
TEST_EXPECT_EQUAL_INT( GEOMETRY_V_ALIGN_BOTTOM, geometry_anchor_get_y_align( &my_anchor ) );
const geometry_point_t *const pos = geometry_anchor_get_point_const( &my_anchor );
TEST_EXPECT_EQUAL_FLOAT( 20.0, geometry_point_get_x( pos ) );
TEST_EXPECT_EQUAL_FLOAT( 1.0, geometry_point_get_y( pos ) );
/* check that the trace function returns */
geometry_anchor_trace( &my_anchor );
geometry_anchor_destroy( &my_anchor );
return TEST_CASE_RESULT_OK;
}
static test_case_result_t test_geometry_anchor_align( test_fixture_t *fix )
{
geometry_anchor_t my_anchor;
geometry_anchor_init( &my_anchor, 20.0, 1.0, GEOMETRY_H_ALIGN_LEFT, GEOMETRY_V_ALIGN_BOTTOM );
geometry_dimensions_t my_dim1;
geometry_dimensions_init( &my_dim1, 10.0, 0.2 );
geometry_rectangle_t rect1 = geometry_anchor_align_dim( &my_anchor, &my_dim1 );
TEST_EXPECT_EQUAL_FLOAT( 25.0, geometry_rectangle_get_center_x( &rect1 ) );
TEST_EXPECT_EQUAL_FLOAT( 0.9, geometry_rectangle_get_center_y( &rect1 ) );
geometry_rectangle_destroy( &rect1 );
geometry_dimensions_destroy( &my_dim1 );
geometry_rectangle_t my_rect;
geometry_rectangle_init( &my_rect, -1.0, -2.0, 10.0, 0.2 );
geometry_rectangle_t rect3 = geometry_anchor_align_rect( &my_anchor, &my_rect );
TEST_EXPECT_EQUAL_FLOAT( 25.0, geometry_rectangle_get_center_x( &rect3 ) );
TEST_EXPECT_EQUAL_FLOAT( 0.9, geometry_rectangle_get_center_y( &rect3 ) );
geometry_rectangle_destroy( &rect3 );
geometry_dimensions_t my_dim2;
geometry_dimensions_init( &my_dim2, 10.0, 0.2 );
geometry_rectangle_t my_bounds;
geometry_rectangle_init( &my_bounds, 19.0, 2.0, 100.0, 0.1 );
geometry_rectangle_t rect2 = geometry_anchor_align_biased_dim( &my_anchor, &my_dim2, &my_bounds );
TEST_EXPECT_EQUAL_FLOAT( 25.0, geometry_rectangle_get_center_x( &rect2 ) );
TEST_EXPECT_EQUAL_FLOAT( 0.9, geometry_rectangle_get_center_y( &rect2 ) );
geometry_rectangle_destroy( &rect2 );
geometry_rectangle_destroy( &my_bounds );
geometry_dimensions_destroy( &my_dim2 );
geometry_anchor_destroy( &my_anchor );
return TEST_CASE_RESULT_OK;
}
static test_case_result_t test_geometry_anchor_align_biased( test_fixture_t *fix )
{
geometry_anchor_t my_anchor;
geometry_anchor_init( &my_anchor, 100.0, 10.0, GEOMETRY_H_ALIGN_CENTER, GEOMETRY_V_ALIGN_CENTER );
geometry_dimensions_t my_dim2;
geometry_dimensions_init( &my_dim2, 20.0, 2.0 );
/* my_dim2 fits into my_bounds, no shift */
geometry_rectangle_t my_bounds;
geometry_rectangle_init( &my_bounds, 70.0, 2.0, 200.0, 80.0 );
geometry_rectangle_t rect1 = geometry_anchor_align_biased_dim( &my_anchor, &my_dim2, &my_bounds );
TEST_EXPECT_EQUAL_FLOAT( 100.0, geometry_rectangle_get_center_x( &rect1 ) );
TEST_EXPECT_EQUAL_FLOAT( 10.0, geometry_rectangle_get_center_y( &rect1 ) );
geometry_rectangle_destroy( &rect1 );
geometry_rectangle_destroy( &my_bounds );
/* my_dim2 fits into my_bounds if shifted right-down (not fully centered) */
geometry_rectangle_init( &my_bounds, 95.0, 9.5, 200.0, 80.0 );
geometry_rectangle_t rect2 = geometry_anchor_align_biased_dim( &my_anchor, &my_dim2, &my_bounds );
TEST_EXPECT_EQUAL_FLOAT( 105.0, geometry_rectangle_get_center_x( &rect2 ) );
TEST_EXPECT_EQUAL_FLOAT( 10.5, geometry_rectangle_get_center_y( &rect2 ) );
geometry_rectangle_destroy( &rect2 );
geometry_rectangle_destroy( &my_bounds );
/* my_dim2 fits into my_bounds if shifted left-up (not fully centered) */
geometry_rectangle_init( &my_bounds, 70.0, 2.0, 35.0, 8.5 );
geometry_rectangle_t rect0 = geometry_anchor_align_biased_dim( &my_anchor, &my_dim2, &my_bounds );
TEST_EXPECT_EQUAL_FLOAT( 95.0, geometry_rectangle_get_center_x( &rect0 ) );
TEST_EXPECT_EQUAL_FLOAT( 9.5, geometry_rectangle_get_center_y( &rect0 ) );
geometry_rectangle_destroy( &rect0 );
geometry_rectangle_destroy( &my_bounds );
/* my_dim2 is left/top outside my_bounds, it is shifted and pulled back */
geometry_rectangle_init( &my_bounds, 150.0, 15.0, 200.0, 80.0 );
geometry_rectangle_t rect3 = geometry_anchor_align_biased_dim( &my_anchor, &my_dim2, &my_bounds );
TEST_EXPECT_EQUAL_FLOAT( 110.0, geometry_rectangle_get_center_x( &rect3 ) );
TEST_EXPECT_EQUAL_FLOAT( 11.0, geometry_rectangle_get_center_y( &rect3 ) );
geometry_rectangle_destroy( &rect3 );
geometry_rectangle_destroy( &my_bounds );
/* my_dim2 is right/bottom outside my_bounds, it is shifted and pulled back */
geometry_rectangle_init( &my_bounds, 50.0, 3.0, 39.0, 5.0 );
geometry_rectangle_t rect4 = geometry_anchor_align_biased_dim( &my_anchor, &my_dim2, &my_bounds );
TEST_EXPECT_EQUAL_FLOAT( 90.0, geometry_rectangle_get_center_x( &rect4 ) );
TEST_EXPECT_EQUAL_FLOAT( 9.0, geometry_rectangle_get_center_y( &rect4 ) );
geometry_rectangle_destroy( &rect4 );
geometry_rectangle_destroy( &my_bounds );
/* my_dim2 is too big for my_bounds but fits on top/left */
geometry_rectangle_init( &my_bounds, 89.0, 8.6, 3.0, 1.0 );
geometry_rectangle_t rect5 = geometry_anchor_align_biased_dim( &my_anchor, &my_dim2, &my_bounds );
TEST_EXPECT_EQUAL_FLOAT( 90.5, geometry_rectangle_get_center_x( &rect5 ) );
TEST_EXPECT_EQUAL_FLOAT( 9.1, geometry_rectangle_get_center_y( &rect5 ) );
geometry_rectangle_destroy( &rect5 );
geometry_rectangle_destroy( &my_bounds );
/* my_dim2 is too big for my_bounds but fits on bottom/right */
geometry_rectangle_init( &my_bounds, 107.0, 10.4, 3.0, 1.0 );
geometry_rectangle_t rect6 = geometry_anchor_align_biased_dim( &my_anchor, &my_dim2, &my_bounds );
TEST_EXPECT_EQUAL_FLOAT( 108.5, geometry_rectangle_get_center_x( &rect6 ) );
TEST_EXPECT_EQUAL_FLOAT( 10.9, geometry_rectangle_get_center_y( &rect6 ) );
geometry_rectangle_destroy( &rect6 );
geometry_rectangle_destroy( &my_bounds );
geometry_dimensions_destroy( &my_dim2 );
geometry_anchor_destroy( &my_anchor );
return TEST_CASE_RESULT_OK;
}
/*
* Copyright 2025-2025 Andreas Warnke
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
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