Kernel rig: inspect cases, the smallest radius of a fillet, an ellipse and a circular edge, and none on a box

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

tests/kernel-cases/inspect/cov-minimum-radius-of-a-box-is-none/expected.json

@@ -0,0 +1,13 @@
+{
+ "sources": [],
+ "what": "the smallest radius of a box, which has no curved face",
+ "source": "analytic",
+ "method": "box 40 x 30 x 20 with a corner at the origin: every face is flat: no radius (null)",
+ "results": [
+  {
+   "command": 1,
+   "pointer": "/min_radius",
+   "value": null
+  }
+ ]
+}

tests/kernel-cases/inspect/cov-minimum-radius-of-a-box-is-none/recipe.json

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+{
+ "commands": [
+  {
+   "command": "solid.box",
+   "params": {
+    "length": 40,
+    "width": 30,
+    "height": 20,
+    "body_name": "Box",
+    "operation": "new"
+   }
+  },
+  {
+   "command": "inspect.minimum_radius",
+   "params": {}
+  }
+ ]
+}

tests/kernel-cases/inspect/cov-minimum-radius-of-a-circular-edge/expected.json

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+{
+ "sources": [],
+ "what": "the radius of a cylinder's top edge",
+ "source": "analytic",
+ "method": "a cylinder r 5 on (60,0,0): its top edge is a circle of r 5",
+ "results": [
+  {
+   "command": 1,
+   "pointer": "/min_radius",
+   "value": 5.0
+  }
+ ]
+}

tests/kernel-cases/inspect/cov-minimum-radius-of-a-circular-edge/recipe.json

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+{
+ "commands": [
+  {
+   "command": "solid.cylinder",
+   "params": {
+    "base": [
+     60,
+     0,
+     0
+    ],
+    "radius": 5,
+    "height": 10,
+    "body_name": "Cyl",
+    "operation": "new"
+   }
+  },
+  {
+   "command": "inspect.minimum_radius",
+   "params": {
+    "edges": [
+     [
+      65,
+      0,
+      10
+     ]
+    ]
+   }
+  }
+ ]
+}

tests/kernel-cases/inspect/cov-minimum-radius-of-a-fillet/expected.json

@@ -0,0 +1,13 @@
+{
+ "sources": [],
+ "what": "the smallest radius over every face of a box with one rounded edge",
+ "source": "analytic",
+ "method": "box 40 x 30 x 20 with a corner at the origin, its top-front edge (y 0, z 20) rounded r 3: the flat faces have none, the round is a cylinder of r 3: the smallest radius is 3",
+ "results": [
+  {
+   "command": 2,
+   "pointer": "/min_radius",
+   "value": 3.0
+  }
+ ]
+}

tests/kernel-cases/inspect/cov-minimum-radius-of-a-fillet/recipe.json

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+{
+ "commands": [
+  {
+   "command": "solid.box",
+   "params": {
+    "length": 40,
+    "width": 30,
+    "height": 20,
+    "body_name": "Box",
+    "operation": "new"
+   }
+  },
+  {
+   "command": "solid.fillet",
+   "params": {
+    "edges": [
+     [
+      20,
+      0,
+      20
+     ]
+    ],
+    "radius": 3
+   }
+  },
+  {
+   "command": "inspect.minimum_radius",
+   "params": {}
+  }
+ ]
+}

tests/kernel-cases/inspect/cov-minimum-radius-of-an-ellipse/expected.json

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+{
+ "sources": [],
+ "what": "the smallest radius of a sketch ellipse",
+ "source": "analytic",
+ "method": "ellipse a 10, b 4: tightest at the ends of the major axis, b^2 / a = 1.6, at (+-10, 0)",
+ "results": [
+  {
+   "command": 3,
+   "pointer": "/min_radius",
+   "value": 1.6
+  }
+ ]
+}

tests/kernel-cases/inspect/cov-minimum-radius-of-an-ellipse/recipe.json

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+{
+ "commands": [
+  {
+   "command": "sketch.create",
+   "params": {
+    "plane": "XY",
+    "name": "S"
+   }
+  },
+  {
+   "command": "sketch.ellipse",
+   "params": {
+    "center": [
+     0,
+     0
+    ],
+    "major": [
+     10,
+     0
+    ],
+    "minor_radius": 4
+   }
+  },
+  {
+   "command": "sketch.finish",
+   "params": {}
+  },
+  {
+   "command": "inspect.minimum_radius",
+   "params": {
+    "sketch": "S",
+    "curves": [
+     "e1"
+    ]
+   }
+  }
+ ]
+}