Group tests and benchmarks with the corresponding source code.

13 files changed, 0 insertions, 1105 deletions

diff --git a/tests/libdimension/Makefile.am b/tests/libdimension/Makefile.am
deleted file mode 100644
index 6b5f8ca..0000000
--- a/tests/libdimension/Makefile.am
+++ /dev/null
@@ -1,81 +0,0 @@
-###########################################################################
-## Copyright (C) 2009-2011 Tavian Barnes <tavianator@tavianator.com>     ##
-##                                                                       ##
-## This file is part of The Dimension Build Suite.                       ##
-##                                                                       ##
-## The Dimension Build Suite is free software; you can redistribute it   ##
-## and/or modify it under the terms of the GNU General Public License as ##
-## published by the Free Software Foundation; either version 3 of the    ##
-## License, or (at your option) any later version.                       ##
-##                                                                       ##
-## The Dimension Build Suite 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 General Public License     ##
-## along with this program.  If not, see <http://www.gnu.org/licenses/>. ##
-###########################################################################
-
-INCLUDES = -I$(top_srcdir)/libdimension
-
-check_LTLIBRARIES = libdimension-tests.la
-check_PROGRAMS    = warning-test                                               \
-                    warning-as-error-test                                      \
-                    error-test                                                 \
-                    polynomial-test                                            \
-                    prtree-test                                                \
-                    png-test                                                   \
-                    gl-test                                                    \
-                    render-test                                                \
-                    cxx-test
-TESTS             = $(check_PROGRAMS)
-XFAIL_TESTS       = warning-as-error-test error-test
-
-if !PNG
-XFAIL_TESTS += png-test
-endif
-
-if !GL
-XFAIL_TESTS += gl-test
-endif
-
-libdimension_tests_la_SOURCES = tests.h
-libdimension_tests_la_LIBADD  = $(top_builddir)/libdimension/libdimension.la
-
-if GLX
-libdimension_tests_la_SOURCES += display.c
-libdimension_tests_la_LIBADD += -lX11 -lGL
-else
-libdimension_tests_la_SOURCES += display-stubs.c
-endif
-
-warning_test_SOURCES = warning.c
-warning_test_LDADD   = libdimension-tests.la
-
-warning_as_error_test_SOURCES = warning-as-error.c
-warning_as_error_test_LDADD   = libdimension-tests.la
-
-error_test_SOURCES = error.c
-error_test_LDADD   = libdimension-tests.la
-
-polynomial_test_SOURCES = polynomial.c
-polynomial_test_LDADD   = libdimension-tests.la
-
-prtree_test_SOURCES = prtree.c
-prtree_test_LDADD   = libdimension-tests.la
-
-png_test_SOURCES = png.c
-png_test_LDADD   = libdimension-tests.la
-
-gl_test_SOURCES = gl.c
-gl_test_LDADD   = libdimension-tests.la
-
-render_test_SOURCES = render.c
-render_test_LDADD   = libdimension-tests.la
-
-cxx_test_SOURCES = cxx.cpp
-cxx_test_LDADD   = libdimension-tests.la
-
-clean-local:
-	rm -f *.png
diff --git a/tests/libdimension/cxx.cpp b/tests/libdimension/cxx.cpp
deleted file mode 100644
index 7405502..0000000
--- a/tests/libdimension/cxx.cpp
+++ /dev/null
@@ -1,36 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2010-2011 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-#include "tests.h"
-#include <cstdlib>
-
-/*
- * Ensure that dimension.h can be included in a C++ program and behave properly.
- */
-int
-main(void)
-{
-  /* Treat warnings as errors for tests */
-  dmnsn_die_on_warnings(true);
-
-  /* Make sure we can to bit-ops on this enum type */
-  dmnsn_quality quality = DMNSN_RENDER_PIGMENT | DMNSN_RENDER_LIGHTS;
-
-  return EXIT_SUCCESS;
-}
diff --git a/tests/libdimension/display-stubs.c b/tests/libdimension/display-stubs.c
deleted file mode 100644
index e3fb99e..0000000
--- a/tests/libdimension/display-stubs.c
+++ /dev/null
@@ -1,38 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2010 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-#include "tests.h"
-#include <errno.h>
-
-dmnsn_display *
-dmnsn_new_display(const dmnsn_canvas *canvas)
-{
-  errno = ENOSYS;
-  return NULL;
-}
-
-void
-dmnsn_delete_display(dmnsn_display *display)
-{
-}
-
-void
-dmnsn_display_flush(dmnsn_display *display)
-{
-}
diff --git a/tests/libdimension/display.c b/tests/libdimension/display.c
deleted file mode 100644
index d4e2a1c..0000000
--- a/tests/libdimension/display.c
+++ /dev/null
@@ -1,151 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2010 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-#include "tests.h"
-#include <GL/glx.h>
-#include <GL/gl.h>
-#include <stdlib.h>
-
-struct dmnsn_display {
-  Display *dpy;
-  Window win;
-  Colormap cmap;
-  GLXContext cx;
-  XEvent event;
-  XVisualInfo *vi;
-};
-
-/* XIfEvent callback */
-static Bool
-WaitForNotify(Display *d, XEvent *e, char *arg)
-{
-  return (e->type == MapNotify) && (e->xmap.window == (Window)arg);
-}
-
-dmnsn_display *
-dmnsn_new_display(const dmnsn_canvas *canvas)
-{
-  int attributeList[] = {
-    GLX_RGBA,
-    GLX_DOUBLEBUFFER,
-    GLX_RED_SIZE, 1,
-    GLX_GREEN_SIZE, 1,
-    GLX_BLUE_SIZE, 1,
-    None
-  };
-  XSetWindowAttributes swa;
-  dmnsn_display *display;
-
-  display = dmnsn_malloc(sizeof(dmnsn_display));
-
-  display->dpy  = NULL;
-  display->win  = 0;
-  display->cmap = 0;
-  display->cx   = NULL;
-  display->vi   = NULL;
-
-  /* Get an X connection */
-  display->dpy = XOpenDisplay(0);
-  if (!display->dpy) {
-    dmnsn_delete_display(display);
-    return NULL;
-  }
-
-  /* Get an appropriate visual */
-  display->vi = glXChooseVisual(display->dpy, DefaultScreen(display->dpy),
-                                attributeList);
-  if (!display->vi) {
-    dmnsn_delete_display(display);
-    return NULL;
-  }
-
-  /* Create a GLX context */
-  display->cx = glXCreateContext(display->dpy, display->vi, 0, GL_TRUE);
-  if (!display->cx) {
-    dmnsn_delete_display(display);
-    return NULL;
-  }
-
-  /* Create a color map */
-  display->cmap = XCreateColormap(display->dpy,
-                                  RootWindow(display->dpy, display->vi->screen),
-                                  display->vi->visual, AllocNone);
-  if (!display->cmap) {
-    dmnsn_delete_display(display);
-    return NULL;
-  }
-
-  /* Create a window */
-  swa.colormap = display->cmap;
-  swa.border_pixel = 0;
-  swa.event_mask = StructureNotifyMask;
-  display->win = XCreateWindow(display->dpy,
-                               RootWindow(display->dpy, display->vi->screen),
-                               0, 0, canvas->width, canvas->height,
-                               0, display->vi->depth, InputOutput,
-                               display->vi->visual,
-                               CWBorderPixel|CWColormap|CWEventMask, &swa);
-  if (!display->win) {
-    dmnsn_delete_display(display);
-    return NULL;
-  }
-
-  XStoreName(display->dpy, display->win, "glX");
-
-  XMapWindow(display->dpy, display->win);
-  XIfEvent(display->dpy, &display->event, WaitForNotify, (char*)display->win);
-
-  /* Connect the context to the window */
-  glXMakeCurrent(display->dpy, display->win, display->cx);
-  glClearColor(0.0, 0.0, 0.0, 1.0);
-  glClear(GL_COLOR_BUFFER_BIT);
-  dmnsn_display_flush(display);
-
-  return display;
-}
-
-void
-dmnsn_delete_display(dmnsn_display *display)
-{
-  if (display) {
-    if (display->win)
-      XDestroyWindow(display->dpy, display->win);
-
-    if (display->cmap)
-      XFreeColormap(display->dpy, display->cmap);
-
-    if (display->cx)
-      glXDestroyContext(display->dpy, display->cx);
-
-    if (display->vi)
-      XFree(display->vi);
-
-    if (display->dpy)
-      XCloseDisplay(display->dpy);
-
-    dmnsn_free(display);
-  }
-}
-
-void
-dmnsn_display_flush(dmnsn_display *display)
-{
-  glXWaitX();
-  glXSwapBuffers(display->dpy, display->win);
-}
diff --git a/tests/libdimension/error.c b/tests/libdimension/error.c
deleted file mode 100644
index 5a4d7fd..0000000
--- a/tests/libdimension/error.c
+++ /dev/null
@@ -1,30 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2011 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-/* Make sure that errors terminate us - this test should fail */
-
-#include "dimension.h"
-#include <stdlib.h>
-
-int
-main(void)
-{
-  dmnsn_error("This error is expected.");
-  return EXIT_SUCCESS;
-}
diff --git a/tests/libdimension/gl.c b/tests/libdimension/gl.c
deleted file mode 100644
index 8d93cf5..0000000
--- a/tests/libdimension/gl.c
+++ /dev/null
@@ -1,87 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2011 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-#include "tests.h"
-#include <stdlib.h>
-
-int
-main(void)
-{
-  /* Treat warnings as errors for tests */
-  dmnsn_die_on_warnings(true);
-
-  /* Allocate our canvas */
-  dmnsn_canvas *canvas = dmnsn_new_canvas(768, 480);
-
-  /* Optimize the canvas for GL drawing */
-  if (dmnsn_gl_optimize_canvas(canvas) != 0) {
-    dmnsn_delete_canvas(canvas);
-    fprintf(stderr, "--- Couldn't optimize canvas for GL! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  /* Paint the canvas blue */
-  dmnsn_clear_canvas(canvas, dmnsn_blue);
-
-  /* Create a new glX display */
-  dmnsn_display *display = dmnsn_new_display(canvas);
-  if (!display) {
-    fprintf(stderr, "--- WARNING: Couldn't initialize X or glX! ---\n");
-    return EXIT_SUCCESS;
-  }
-
-  /* Draw to OpenGL */
-  printf("Drawing to OpenGL\n");
-  if (dmnsn_gl_write_canvas(canvas) != 0) {
-    dmnsn_delete_display(display);
-    dmnsn_delete_canvas(canvas);
-    fprintf(stderr, "--- Drawing to OpenGL failed! ---\n");
-    return EXIT_FAILURE;
-  }
-  dmnsn_display_flush(display);
-  dmnsn_delete_canvas(canvas);
-
-  /*
-   * Now test GL import/export
-   */
-
-  /* Read the image back from OpenGL */
-  printf("Reading from OpenGL\n");
-  canvas = dmnsn_gl_read_canvas(0, 0, 768, 480);
-  if (!canvas) {
-    dmnsn_delete_display(display);
-    dmnsn_delete_canvas(canvas);
-    fprintf(stderr, "--- Reading from OpenGL failed! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  /* And draw it back */
-  printf("Drawing to OpenGL\n");
-  if (dmnsn_gl_write_canvas(canvas) != 0) {
-    dmnsn_delete_display(display);
-    dmnsn_delete_canvas(canvas);
-    fprintf(stderr, "--- Drawing to OpenGL failed! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  dmnsn_display_flush(display);
-  dmnsn_delete_display(display);
-  dmnsn_delete_canvas(canvas);
-  return EXIT_SUCCESS;
-}
diff --git a/tests/libdimension/png.c b/tests/libdimension/png.c
deleted file mode 100644
index 328ee36..0000000
--- a/tests/libdimension/png.c
+++ /dev/null
@@ -1,106 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2011 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-#include "tests.h"
-#include <stdlib.h>
-#include <stdio.h>
-
-int
-main(void)
-{
-  /* Treat warnings as errors for tests */
-  dmnsn_die_on_warnings(true);
-
-  /* Allocate our canvas */
-  dmnsn_canvas *canvas = dmnsn_new_canvas(768, 480);
-
-  /* Optimize the canvas for PNG export */
-  if (dmnsn_png_optimize_canvas(canvas) != 0) {
-    dmnsn_delete_canvas(canvas);
-    fprintf(stderr, "--- Couldn't optimize canvas for PNG! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  /* Paint the canvas blue */
-  dmnsn_clear_canvas(canvas, dmnsn_blue);
-
-  /* Write the image to PNG */
-
-  printf("Writing scene to PNG\n");
-  FILE *ofile = fopen("png1.png", "wb");
-  if (!ofile) {
-    dmnsn_delete_canvas(canvas);
-    fprintf(stderr, "--- Couldn't open 'png1.png' for writing! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  if (dmnsn_png_write_canvas(canvas, ofile) != 0) {
-    fclose(ofile);
-    dmnsn_delete_canvas(canvas);
-    fprintf(stderr, "--- Writing canvas to PNG failed! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  fclose(ofile);
-  dmnsn_delete_canvas(canvas);
-
-  /*
-   * Now test PNG import/export
-   */
-
-  /* Read the image back from PNG */
-
-  printf("Reading scene from PNG\n");
-  FILE *ifile = fopen("png1.png", "rb");
-  if (!ifile) {
-    fprintf(stderr, "--- Couldn't open 'png1.png' for reading! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  canvas = dmnsn_png_read_canvas(ifile);
-  if (!canvas) {
-    fclose(ifile);
-    fprintf(stderr, "--- Reading canvas from PNG failed! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  fclose(ifile);
-
-  /* And write it back */
-
-  printf("Writing scene to PNG\n");
-  ofile = fopen("png2.png", "wb");
-  if (!ofile) {
-    fprintf(stderr, "--- Couldn't open 'png2.png' for writing! ---\n");
-    dmnsn_delete_canvas(canvas);
-    return EXIT_FAILURE;
-  }
-
-  if (dmnsn_png_write_canvas(canvas, ofile) != 0) {
-    fclose(ofile);
-    dmnsn_delete_canvas(canvas);
-    fprintf(stderr, "--- Writing canvas to PNG failed! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  fclose(ofile);
-  dmnsn_delete_canvas(canvas);
-
-  return EXIT_SUCCESS;
-}
diff --git a/tests/libdimension/polynomial.c b/tests/libdimension/polynomial.c
deleted file mode 100644
index 5632b49..0000000
--- a/tests/libdimension/polynomial.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2010-2011 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-/*
- * Basic test of numerical polynomial root-finder
- */
-
-#include "dimension.h"
-#include <stddef.h>
-#include <stdio.h>
-
-int
-main(void)
-{
-  /* Treat warnings as errors for tests */
-  dmnsn_die_on_warnings(true);
-
-  double poly[6], x[5];
-  /* poly[] = (x + 1)*(x - 1.2345)*(x - 2.3456)*(x - 5)*(x - 100) */
-  poly[5] =  1.0;
-  poly[4] = -107.5801;
-  poly[3] =  770.2260432;
-  poly[2] = -1215.2863928;
-  poly[1] = -646.270936;
-  poly[0] =  1447.8216;
-
-  size_t n = dmnsn_solve_polynomial(poly, 5, x);
-  if (n != 4) {
-    fprintf(stderr,
-            "--- Wrong number of roots found (%zu, should be %u) ---\n",
-            n, 4);
-    return EXIT_FAILURE;
-  }
-
-  for (size_t i = 0; i < n; ++i) {
-    double evmin = dmnsn_evaluate_polynomial(poly, 5, x[i] - dmnsn_epsilon);
-    double ev    = dmnsn_evaluate_polynomial(poly, 5, x[i]);
-    double evmax = dmnsn_evaluate_polynomial(poly, 5, x[i] + dmnsn_epsilon);
-    if (fabs(evmin) < ev || fabs(evmax) < ev) {
-      fprintf(stderr, "--- Root %.15g is inaccurate! ---\n", x[i]);
-      return EXIT_FAILURE;
-    }
-  }
-
-  return EXIT_SUCCESS;
-}
diff --git a/tests/libdimension/prtree.c b/tests/libdimension/prtree.c
deleted file mode 100644
index cb36153..0000000
--- a/tests/libdimension/prtree.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2010-2011 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-/*
- * Basic tests of PR-trees
- */
-
-#include "dimension-impl.h"
-#include "../../libdimension/prtree.c" /* For DMNSN_PRTREE_B */
-#include <stdio.h>
-#include <stdlib.h>
-
-unsigned int calls = 0;
-
-static bool
-dmnsn_fake_intersection_fn(const dmnsn_object *object, dmnsn_line line,
-                           dmnsn_intersection *intersection)
-{
-  intersection->t = (object->bounding_box.min.z - line.x0.z)/line.n.z;
-  intersection->normal = dmnsn_x;
-  ++calls;
-  return true;
-}
-
-static void
-dmnsn_randomize_bounding_box(dmnsn_object *object)
-{
-  dmnsn_vector a, b;
-
-  a.x = 2.0*((double)rand())/RAND_MAX - 1.0;
-  a.y = 2.0*((double)rand())/RAND_MAX - 1.0;
-  a.z = 2.0*((double)rand())/RAND_MAX - 1.0;
-
-  b.x = 2.0*((double)rand())/RAND_MAX - 1.0;
-  b.y = 2.0*((double)rand())/RAND_MAX - 1.0;
-  b.z = 2.0*((double)rand())/RAND_MAX - 1.0;
-
-  object->bounding_box.min = dmnsn_vector_min(a, b);
-  object->bounding_box.max = dmnsn_vector_max(a, b);
-}
-
-int
-main(void)
-{
-  /* Treat warnings as errors for tests */
-  dmnsn_die_on_warnings(true);
-
-  const size_t nobjects = 128;
-  dmnsn_scene *scene = dmnsn_new_scene();
-
-  for (size_t i = 0; i < nobjects; ++i) {
-    dmnsn_object *object = dmnsn_new_object();
-    dmnsn_randomize_bounding_box(object);
-    object->intersection_fn = dmnsn_fake_intersection_fn;
-    dmnsn_initialize_object(object);
-    dmnsn_array_push(scene->objects, &object);
-  }
-
-  dmnsn_prtree *prtree = dmnsn_new_prtree(scene->objects);
-
-  dmnsn_intersection intersection;
-  dmnsn_line ray = dmnsn_new_line(
-    dmnsn_new_vector(0.0, 0.0, -2.0),
-    dmnsn_new_vector(0.0, 0.0, 1.0)
-  );
-
-  if (!dmnsn_prtree_intersection(prtree, ray, &intersection, true)) {
-    fprintf(stderr, "--- Didn't find intersection! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  if (calls > DMNSN_PRTREE_B) {
-    fprintf(stderr,
-            "--- Too many intersection function calls: %u! ---\n",
-            calls);
-    return EXIT_FAILURE;
-  }
-
-  dmnsn_delete_prtree(prtree);
-  dmnsn_delete_scene(scene);
-  return EXIT_SUCCESS;
-}
diff --git a/tests/libdimension/render.c b/tests/libdimension/render.c
deleted file mode 100644
index 5b03423..0000000
--- a/tests/libdimension/render.c
+++ /dev/null
@@ -1,309 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2010-2011 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-#include "tests.h"
-#include <errno.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-/*
- * Test scene -- code version of tests/dimension/demo.pov
- */
-static dmnsn_scene *
-dmnsn_new_test_scene(void)
-{
-  /* Allocate a new scene */
-  dmnsn_scene *scene = dmnsn_new_scene();
-
-  /* Default finish */
-  scene->default_texture->finish = dmnsn_new_finish_combination(
-    dmnsn_new_ambient_finish(
-      dmnsn_color_mul(0.1, dmnsn_white)
-    ),
-    dmnsn_new_diffuse_finish(0.6)
-  );
-
-  /* Allocate a canvas */
-  scene->canvas = dmnsn_new_canvas(768, 480);
-
-  /* Set up the transformation matrix for the perspective camera */
-  dmnsn_matrix trans = dmnsn_scale_matrix(
-    dmnsn_new_vector(
-      ((double)scene->canvas->width)/scene->canvas->height, 1.0, 1.0
-    )
-  );
-  trans = dmnsn_matrix_mul(
-    dmnsn_rotation_matrix(dmnsn_new_vector(0.0624188099959577, 0.0, 0.0)),
-    trans
-  );
-  trans = dmnsn_matrix_mul(
-    dmnsn_translation_matrix(dmnsn_new_vector(0.0, 0.25, -4.0)),
-    trans
-  );
-  trans = dmnsn_matrix_mul(
-    dmnsn_rotation_matrix(dmnsn_new_vector(0.0, dmnsn_radians(53.0), 0.0)),
-    trans
-  );
-
-  /* Create a perspective camera */
-  scene->camera = dmnsn_new_perspective_camera();
-  scene->camera->trans = trans;
-
-  /* Background color */
-  scene->background = dmnsn_clear;
-
-  /* Sky sphere */
-  scene->sky_sphere = dmnsn_new_sky_sphere();
-  dmnsn_pattern *sky_gradient = dmnsn_new_gradient_pattern(dmnsn_y);
-  dmnsn_map *sky_gradient_color_map = dmnsn_new_color_map();
-  dmnsn_add_map_entry(sky_gradient_color_map, 0.0, &dmnsn_orange);
-  dmnsn_color background = dmnsn_new_color5(0.0, 0.1, 0.2, 0.1, 0.0);
-  dmnsn_add_map_entry(sky_gradient_color_map, 0.35, &background);
-  dmnsn_pigment *sky_pigment
-    = dmnsn_new_color_map_pigment(sky_gradient, sky_gradient_color_map);
-  dmnsn_array_push(scene->sky_sphere->pigments, &sky_pigment);
-
-  /* Light source */
-  dmnsn_light *light = dmnsn_new_point_light(
-    dmnsn_new_vector(-15.0, 20.0, 10.0),
-    dmnsn_white
-  );
-  dmnsn_array_push(scene->lights, &light);
-
-  /* Now make our objects */
-
-  dmnsn_object *cube = dmnsn_new_cube();
-  cube->trans = dmnsn_rotation_matrix(
-    dmnsn_new_vector(dmnsn_radians(45.0), 0.0, 0.0)
-  );
-  cube->texture = dmnsn_new_texture();
-
-  dmnsn_color cube_color = dmnsn_blue;
-  cube_color.filter = 0.25;
-  cube_color.trans  = 0.5;
-  cube->texture->pigment = dmnsn_new_solid_pigment(cube_color);
-
-  dmnsn_color reflect = dmnsn_color_mul(0.5, dmnsn_white);
-  cube->texture->finish = dmnsn_new_reflective_finish(reflect, reflect, 1.0);
-
-  cube->interior = dmnsn_new_interior();
-  cube->interior->ior = 1.1;
-
-  dmnsn_object *sphere = dmnsn_new_sphere();
-  sphere->texture = dmnsn_new_texture();
-  sphere->texture->pigment = dmnsn_new_solid_pigment(dmnsn_green);
-  sphere->texture->finish  = dmnsn_new_phong_finish(0.2, 40.0);
-  sphere->trans = dmnsn_scale_matrix(dmnsn_new_vector(1.25, 1.25, 1.25));
-
-  dmnsn_object *csg = dmnsn_new_csg_difference(cube, sphere);
-  dmnsn_array_push(scene->objects, &csg);
-
-  dmnsn_array *arrow_array = dmnsn_new_array(sizeof(dmnsn_object *));
-
-  dmnsn_object *cylinder = dmnsn_new_cone(0.1, 0.1, false);
-  cylinder->trans = dmnsn_scale_matrix(dmnsn_new_vector(1.0, 1.25, 1.0));
-  dmnsn_array_push(arrow_array, &cylinder);
-
-  dmnsn_object *cone = dmnsn_new_cone(0.1, 0.0, true);
-  cone->trans =
-    dmnsn_matrix_mul(
-      dmnsn_translation_matrix(dmnsn_new_vector(0.0, 1.375, 0.0)),
-      dmnsn_scale_matrix(dmnsn_new_vector(1.0, 0.125, 1.0))
-    );
-  dmnsn_array_push(arrow_array, &cone);
-
-  dmnsn_object *arrow = dmnsn_new_csg_union(arrow_array);
-  arrow->trans = dmnsn_rotation_matrix(
-    dmnsn_new_vector(dmnsn_radians(-45.0), 0.0, 0.0)
-  );
-  dmnsn_pattern *gradient = dmnsn_new_gradient_pattern(dmnsn_y);
-  dmnsn_map *gradient_color_map = dmnsn_new_color_map();
-  dmnsn_add_map_entry(gradient_color_map, 0.0,     &dmnsn_red);
-  dmnsn_add_map_entry(gradient_color_map, 1.0/6.0, &dmnsn_orange);
-  dmnsn_add_map_entry(gradient_color_map, 2.0/6.0, &dmnsn_yellow);
-  dmnsn_add_map_entry(gradient_color_map, 3.0/6.0, &dmnsn_green);
-  dmnsn_add_map_entry(gradient_color_map, 4.0/6.0, &dmnsn_blue);
-  dmnsn_add_map_entry(gradient_color_map, 5.0/6.0, &dmnsn_magenta);
-  dmnsn_add_map_entry(gradient_color_map, 1.0,     &dmnsn_red);
-  arrow->texture = dmnsn_new_texture();
-  arrow->texture->pigment
-    = dmnsn_new_color_map_pigment(gradient, gradient_color_map);
-  arrow->texture->trans =
-    dmnsn_matrix_mul(
-      dmnsn_translation_matrix(dmnsn_new_vector(0.0, -1.25, 0.0)),
-      dmnsn_scale_matrix(dmnsn_new_vector(1.0, 2.75, 1.0))
-    );
-  dmnsn_array_push(scene->objects, &arrow);
-  dmnsn_delete_array(arrow_array);
-
-  dmnsn_array *torus_array = dmnsn_new_array(sizeof(dmnsn_object *));
-
-  dmnsn_object *torus1 = dmnsn_new_torus(0.15, 0.05);
-  torus1->trans = dmnsn_translation_matrix(dmnsn_new_vector(0.0, -1.0, 0.0));
-  dmnsn_array_push(torus_array, &torus1);
-
-  dmnsn_object *torus2 = dmnsn_new_torus(0.15, 0.05);
-  dmnsn_array_push(torus_array, &torus2);
-
-  dmnsn_object *torus3 = dmnsn_new_torus(0.15, 0.05);
-  torus3->trans = dmnsn_translation_matrix(dmnsn_new_vector(0.0, 1.0, 0.0));
-  dmnsn_array_push(torus_array, &torus3);
-
-  dmnsn_object *torii = dmnsn_new_csg_union(torus_array);
-  torii->trans = dmnsn_rotation_matrix(
-    dmnsn_new_vector(dmnsn_radians(-45.0), 0.0, 0.0)
-  );
-  torii->texture = dmnsn_new_texture();
-  torii->texture->pigment = dmnsn_new_solid_pigment(dmnsn_blue);
-  torii->texture->finish  = dmnsn_new_ambient_finish(dmnsn_white);
-  dmnsn_array_push(scene->objects, &torii);
-  dmnsn_delete_array(torus_array);
-
-  dmnsn_object *plane = dmnsn_new_plane(dmnsn_new_vector(0.0, 1.0, 0.0));
-  plane->trans = dmnsn_translation_matrix(dmnsn_new_vector(0.0, -2.0, 0.0));
-  plane->texture = dmnsn_new_texture();
-  dmnsn_pattern *checker1 = dmnsn_new_checker_pattern();
-  dmnsn_pattern *checker2 = dmnsn_new_checker_pattern();
-  dmnsn_map *checker_color_map = dmnsn_new_color_map();
-  dmnsn_add_map_entry(checker_color_map, 0.0, &dmnsn_black);
-  dmnsn_add_map_entry(checker_color_map, 1.0, &dmnsn_white);
-  dmnsn_pigment *pigment1 = dmnsn_new_solid_pigment(dmnsn_white);
-  dmnsn_pigment *pigment2
-    = dmnsn_new_color_map_pigment(checker1, checker_color_map);
-  pigment2->trans
-    = dmnsn_scale_matrix(dmnsn_new_vector(1.0/3.0, 1.0/3.0, 1.0/3.0));
-  dmnsn_map *checker_pigment_map = dmnsn_new_pigment_map();
-  dmnsn_add_map_entry(checker_pigment_map, 0.0, &pigment1);
-  dmnsn_add_map_entry(checker_pigment_map, 1.0, &pigment2);
-  plane->texture->pigment
-    = dmnsn_new_pigment_map_pigment(checker2, checker_pigment_map);
-  plane->texture->pigment->quick_color = dmnsn_new_color(1.0, 0.5, 0.75);
-  dmnsn_array_push(scene->objects, &plane);
-
-  return scene;
-}
-
-int
-main(void)
-{
-  /* Treat warnings as errors for tests */
-  dmnsn_die_on_warnings(true);
-
-  /* Create the test scene */
-  dmnsn_scene *scene = dmnsn_new_test_scene();
-
-  /* Optimize the canvas for PNG export */
-  bool have_png = true;
-  errno = 0;
-  if (dmnsn_png_optimize_canvas(scene->canvas) != 0) {
-    if (errno == ENOSYS) {
-      have_png = false;
-    } else {
-      dmnsn_delete_scene(scene);
-      fprintf(stderr, "--- Couldn't optimize canvas for PNG! ---\n");
-      return EXIT_FAILURE;
-    }
-  }
-
-  /* Optimize the canvas for GL drawing */
-  bool have_gl = true;
-  errno = 0;
-  if (dmnsn_gl_optimize_canvas(scene->canvas) != 0) {
-    if (errno == ENOSYS) {
-      have_gl = false;
-    } else {
-      dmnsn_delete_scene(scene);
-      fprintf(stderr, "--- Couldn't optimize canvas for GL! ---\n");
-      return EXIT_FAILURE;
-    }
-  }
-
-  dmnsn_clear_canvas(scene->canvas, dmnsn_black);
-
-  /* Create a new glX display */
-  dmnsn_display *display = NULL;
-  if (have_gl) {
-    display = dmnsn_new_display(scene->canvas);
-    if (!display) {
-      fprintf(stderr, "--- WARNING: Couldn't initialize X or glX! ---\n");
-    }
-  }
-
-  /* Render the scene */
-
-  printf("Rendering scene\n");
-  dmnsn_progress *progress = dmnsn_raytrace_scene_async(scene);
-
-  /* Display the scene as it's rendered */
-  if (display) {
-    while (dmnsn_get_progress(progress) < 1.0) {
-      if (dmnsn_gl_write_canvas(scene->canvas) != 0) {
-        dmnsn_delete_display(display);
-        dmnsn_delete_scene(scene);
-        fprintf(stderr, "--- Drawing to OpenGL failed! ---\n");
-        return EXIT_FAILURE;
-      }
-      dmnsn_display_flush(display);
-    }
-  }
-
-  if (dmnsn_finish_progress(progress) != 0) {
-    dmnsn_delete_display(display);
-    dmnsn_delete_scene(scene);
-    fprintf(stderr, "--- Raytracing failed! ---\n");
-    return EXIT_FAILURE;
-  }
-
-  /* Make sure we show the completed rendering */
-  if (display) {
-    printf("Drawing to OpenGL\n");
-    if (dmnsn_gl_write_canvas(scene->canvas) != 0) {
-      dmnsn_delete_display(display);
-      dmnsn_delete_scene(scene);
-      fprintf(stderr, "--- Drawing to OpenGL failed! ---\n");
-      return EXIT_FAILURE;
-    }
-    dmnsn_display_flush(display);
-  }
-
-  if (have_png) {
-    printf("Writing scene to PNG\n");
-    FILE *ofile = fopen("render.png", "wb");
-    if (!ofile) {
-      dmnsn_delete_display(display);
-      dmnsn_delete_scene(scene);
-      fprintf(stderr, "--- Couldn't open 'render.png' for writing! ---\n");
-      return EXIT_FAILURE;
-    }
-
-    if (dmnsn_png_write_canvas(scene->canvas, ofile) != 0) {
-      fclose(ofile);
-      dmnsn_delete_display(display);
-      dmnsn_delete_scene(scene);
-      fprintf(stderr, "--- Writing canvas to PNG failed! ---\n");
-      return EXIT_FAILURE;
-    }
-
-    fclose(ofile);
-  }
-
-  dmnsn_delete_display(display);
-  dmnsn_delete_scene(scene);
-  return EXIT_SUCCESS;
-}
diff --git a/tests/libdimension/tests.h b/tests/libdimension/tests.h
deleted file mode 100644
index d61e442..0000000
--- a/tests/libdimension/tests.h
+++ /dev/null
@@ -1,46 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2010 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-#ifndef TESTS_H
-#define TESTS_H
-
-#include "dimension.h"
-
-#ifdef __cplusplus
-/* We've been included from a C++ file; mark everything here as extern "C" */
-extern "C" {
-#endif
-
-/*
- * Windowing
- */
-
-typedef struct dmnsn_display dmnsn_display;
-
-dmnsn_display *dmnsn_new_display(const dmnsn_canvas *canvas);
-void dmnsn_delete_display(dmnsn_display *display);
-
-/* Flush the GL buffers */
-void dmnsn_display_flush(dmnsn_display *display);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* TESTS_H */
diff --git a/tests/libdimension/warning-as-error.c b/tests/libdimension/warning-as-error.c
deleted file mode 100644
index ce274d3..0000000
--- a/tests/libdimension/warning-as-error.c
+++ /dev/null
@@ -1,31 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2011 Tavian Barnes <tavianator@gmail.com>          *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-/* Make sure warnings kill us in strict mode - this test should fail */
-
-#include "dimension.h"
-#include <stdlib.h>
-
-int
-main(void)
-{
-  dmnsn_die_on_warnings(true);
-  dmnsn_warning("This warning is expected.");
-  return EXIT_SUCCESS;
-}
diff --git a/tests/libdimension/warning.c b/tests/libdimension/warning.c
deleted file mode 100644
index aecedd5..0000000
--- a/tests/libdimension/warning.c
+++ /dev/null
@@ -1,30 +0,0 @@
-/*************************************************************************
- * Copyright (C) 2009-2011 Tavian Barnes <tavianator@tavianator.com>     *
- *                                                                       *
- * This file is part of The Dimension Test Suite.                        *
- *                                                                       *
- * The Dimension Test Suite is free software; you can redistribute it    *
- * and/or modify it under the terms of the GNU General Public License as *
- * published by the Free Software Foundation; either version 3 of the    *
- * License, or (at your option) any later version.                       *
- *                                                                       *
- * The Dimension Test Suite 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 General Public License     *
- * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
- *************************************************************************/
-
-/* Make sure warnings don't kill us - this test should pass */
-
-#include "dimension.h"
-#include <stdlib.h>
-
-int
-main(void)
-{
-  dmnsn_warning("This warning is expected.");
-  return EXIT_SUCCESS;
-}