added stubbed test for skirt_brim

src/test/libslic3r/test_skirt_brim.cpp

@@ -0,0 +1,102 @@
+#include <catch.hpp>
+#include "test_data.hpp" // get access to init_print, etc
+
+using namespace Slic3r::Test;
+using namespace Slic3r;
+
+SCENARIO("Original Slic3r Skirt/Brim tests", "[!mayfail]") {
+    GIVEN("Configuration with a skirt height of 2") {
+        auto config {Config::new_from_defaults()};
+        config->set("skirts", 1);
+        config->set("skirt_height", 2);
+        config->set("perimeters", 0);
+        config->set("support_material_speed", 99);
+
+        // avoid altering speeds unexpectedly
+        config->set("cooling", 0);
+        config->set("first_layer_speed", "100%");
+
+        WHEN("multiple objects are printed") {
+            THEN("skirt_height is honored") {
+                REQUIRE(false);
+            }
+        }
+    }
+    GIVEN("A default configuration") {
+        auto config {Config::new_from_defaults()};
+        config->set("support_material_speed", 99);
+
+        // avoid altering speeds unexpectedly
+        config->set("cooling", 0);
+        config->set("first_layer_speed", "100%");
+        // remove noise from top/solid layers
+        config->set("top_solid_layers", 0);
+        config->set("bottom_solid_layers", 0);
+
+        WHEN("Brim width is set to 5") {
+            config->set("perimeters", 0);
+            config->set("skirts", 0);
+            config->set("brim_width", 5);
+            THEN("Brim is generated") {
+                REQUIRE(false);
+            }
+        }
+
+        WHEN("Skirt area is smaller than the brim") {
+            config->set("skirts", 1);
+            config->set("brim_width", 10);
+            THEN("GCode generates successfully.") {
+                REQUIRE(false);
+            }
+        }
+
+        WHEN("Skirt height is 0 and skirts > 0") {
+            config->set("skirts", 2);
+            config->set("skirt_height", 0);
+
+            THEN("GCode generates successfully.") {
+                REQUIRE(false);
+            }
+        }
+
+        WHEN("Perimeter extruder = 2 and support extruders = 3") {
+            THEN("Brim is printed with the extruder used for the perimeters of first object") {
+                REQUIRE(false);
+            }
+        }
+        WHEN("Perimeter extruder = 2, support extruders = 3, raft is enabled") {
+            THEN("brim is printed with same extruder as skirt") {
+                REQUIRE(false);
+            }
+        }
+
+        WHEN("Object is plated with overhang support and a brim") {
+            config->set("layer_height", 0.4);
+            config->set("first_layer_height", 0.4);
+            config->set("skirts", 1);
+            config->set("skirt_distance", 0);
+            config->set("support_material_speed", 99);
+            config->set("perimeter_extruder", 1);
+            config->set("support_material_extruder", 2);
+            config->set("cooling", 0);                     // to prevent speeds to be altered
+            config->set("first_layer_speed", "100%");      // to prevent speeds to be altered
+
+            auto print {Slic3r::Test::init_print(TestMesh::overhang, config)};
+            print.process();
+            
+            config->set("support_material", true);      // to prevent speeds to be altered
+            
+            THEN("skirt length is large enough to contain object with support") {
+                REQUIRE(false);
+            }
+        }
+        WHEN("Large minimum skirt length is used.") {
+            config->set("min_skirt_length", 20);
+            auto print {Slic3r::Test::init_print(std::make_tuple<int,int,int>(20,20,20), config)};
+            THEN("Gcode generation doesn't crash") {
+                Slic3r::Test::gcode(gcode, print);
+                auto exported {gcode.str()};
+                REQUIRE(exported.size() > 0);
+            }
+    }
+}