Sys.variable_free_all();
}
+TEST_CASE("kernel::bmf Bugs", "[kernel-bmf-bug]")
+{
+ lmm::BmfSystem Sys(false);
+ xbt_log_control_set("ker_bmf.thres:debug");
+
+ SECTION("DadOu's bug: sum of bounds/phi greater than C")
+ {
+ /*
+ * Ptasks in a g5k platform.
+ * Extracted from original test.
+ * The sum of bounds for 1 resource exceed its capacity, giving a negative value in C'
+ */
+
+ lmm::Constraint* sys_cnst = Sys.constraint_new(nullptr, 2.5e9);
+ lmm::Constraint* sys_cnst2 = Sys.constraint_new(nullptr, 2.5e9);
+ lmm::Variable* rho_1 = Sys.variable_new(nullptr, 1, 2.27328e-10, 2);
+ lmm::Variable* rho_2 = Sys.variable_new(nullptr, 1, 2.27328e-10, 2);
+ lmm::Variable* rho_3 = Sys.variable_new(nullptr, 1);
+
+ Sys.expand_add(sys_cnst, rho_1, 1.84467e+19);
+ Sys.expand_add(sys_cnst2, rho_1, 1.84467e+19);
+ Sys.expand_add(sys_cnst, rho_2, 1.84467e+19);
+ Sys.expand_add(sys_cnst, rho_3, 1.91268e+11);
+ Sys.solve();
+ }
+
+ SECTION("is_bmf bug: all limited by bound")
+ {
+ /*
+ * Particular case, 1 flow is saturated and the other increases
+ * its speed until the contraint is reached
+ */
+
+ lmm::Constraint* sys_cnst = Sys.constraint_new(nullptr, 10);
+ lmm::Constraint* sys_cnst2 = Sys.constraint_new(nullptr, 8);
+ lmm::Variable* rho_1 = Sys.variable_new(nullptr, 1, 1.5, 2);
+ lmm::Variable* rho_2 = Sys.variable_new(nullptr, 1, 3, 2);
+
+ Sys.expand_add(sys_cnst, rho_1, 5.0);
+ Sys.expand_add(sys_cnst2, rho_1, 1.0);
+ Sys.expand_add(sys_cnst, rho_2, 1.0);
+ Sys.expand_add(sys_cnst2, rho_2, 1.0);
+ Sys.solve();
+ REQUIRE(double_equals(rho_1->get_value(), 1.4, sg_maxmin_precision));
+ REQUIRE(double_equals(rho_2->get_value(), 3, sg_maxmin_precision));
+ }
+
+ Sys.variable_free_all();
+}
+
TEST_CASE("kernel::bmf Stress-tests", "[.kernel-bmf-stress]")
{
lmm::BmfSystem Sys(false);