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Improved usercontext.c test

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This commit is contained in:
Doug Binks 2020-07-15 13:19:47 +01:00
parent f2806aa9ab
commit d01ad1a78d
1 changed files with 36 additions and 0 deletions
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36
tests/usercontext.c
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@ -1,11 +1,19 @@
#include <glad/gl.h>
#include <GLFW/glfw3.h>
#include <stdio.h>
static void error_callback(int error, const char* description)
{
fprintf(stderr, "Error: %s\n", description);
}
int main(void)
{
GLFWwindow* window;
GLFWusercontext* usercontext;
glfwSetErrorCallback(error_callback);
/* Initialize the library */
if (!glfwInit())
return -1;
@ -26,16 +34,44 @@ int main(void)
usercontext = glfwCreateUserContext(window);
if (!usercontext)
{
fprintf(stderr, "Failed to create user context\n");
glfwTerminate();
return -1;
}
/* set the user context current */
glfwMakeUserContextCurrent(usercontext);
if (glfwGetCurrentContext()!=NULL)
{
fprintf(stderr, "Current glfw window context not NULL after glfwMakeUserContextCurrent\n");
glfwTerminate();
return -1;
}
if (glfwGetCurrentUserContext()!=usercontext)
{
fprintf(stderr, "Current user context not correct after glfwMakeUserContextCurrent\n");
glfwTerminate();
return -1;
}
/* set the window context current */
glfwMakeContextCurrent(window);
if ( glfwGetCurrentUserContext() != NULL )
{
fprintf(stderr, "Current user context not NULL after glfwMakeContextCurrent\n");
glfwTerminate();
return -1;
}
if ( glfwGetCurrentContext() != window )
{
fprintf(stderr, "Current glfw window context not correct after glfwMakeContextCurrent\n");
glfwTerminate();
return -1;
}
glClearColor( 0.4f, 0.3f, 0.4f, 0.0f );