chore: adds launch for smaller sbom, fixes test cases so they can be …

…debugged and executed.

.devcontainer/devcontainer.json

@@ -17,7 +17,7 @@
 				"editor.formatOnPaste": true,
 				"git.autofetch": true,
 				"[markdown]": {
-					"editor.defaultFormatter": "esbenp.prettier-vscode",
+					"editor.defaultFormatter": "esbenp.prettier-vscode"
 				}
 			},
 			"extensions": [

.vscode/launch.json

@@ -168,6 +168,48 @@
 				"./test/_TESTDATA_/trustier.cyclonedx.json"
 			],
 			"cwd": "${workspaceFolder}"
+		},
+		{
+			"type": "lldb",
+			"request": "launch",
+			"name": "Debug executable 'trustier' (trustier small SBOM), output to file",
+			"cargo": {
+				"args": [
+					"build",
+					"--bin=trustier",
+					"--package=trustier"
+				],
+				"filter": {
+					"name": "trustier",
+					"kind": "bin"
+				}
+			},
+			"args": [
+				"--output-file=output/trustier.json",
+				"./test/_TESTDATA_/trustier.small.cyclonedx.json"
+			],
+			"cwd": "${workspaceFolder}"
+		},
+		{
+			"type": "lldb",
+			"request": "launch",
+			"name": "Debug unit tests in executable 'trustier' (trustier)",
+			"cargo": {
+				"args": [
+					"test",
+					"--no-run",
+					"--bin=trustier",
+					"--package=trustier"
+				],
+				"filter": {
+					"name": "trustier",
+					"kind": "bin"
+				}
+			},
+			"args": [
+				"./test/_TESTDATA_/trustier.small.cyclonedx.json"
+			],
+			"cwd": "${workspaceFolder}"
 		}
 	]
 }

tests/cli.rs

@@ -0,0 +1,13 @@
+
+use anyhow::{Ok, Result};
+use assert_cmd::Command;
+use predicates::prelude::*;
+
+#[test]
+fn dies_no_args() -> Result<()> {
+    let mut cmd = Command::cargo_bin("trustier")?;
+    cmd.assert()
+        .failure()
+        .stderr(predicate::str::contains("Usage"));
+    Ok(())
+}