Add display.show_title option to display command titles in output (#439)

tests/lib.rs

@@ -807,6 +807,42 @@ fn test_correct_rendering_with_config() {
         .stdout(diff(expected));
 }
 
+/// An end-to-end integration test for rendering with show_title config option enabled.
+#[test]
+fn test_show_title_config() {
+    // Test that default behavior without show_title shows no title
+    let testenv = TestEnv::new().install_default_cache();
+    let expected_no_title = include_str!("rendered/inkscape-default.expected");
+
+    testenv
+        .command()
+        .args(["--color", "always", "inkscape-v2"])
+        .assert()
+        .success()
+        .stdout(diff(expected_no_title));
+
+    // Configure to enable show_title
+    testenv.append_to_config("display.show_title = true\n");
+
+    let expected_no_color = include_str!("rendered/inkscape-with-title-no-color.expected");
+
+    testenv
+        .command()
+        .args(["inkscape-v2"])
+        .assert()
+        .success()
+        .stdout(diff(expected_no_color));
+
+    let expected = include_str!("rendered/inkscape-with-title.expected");
+
+    testenv
+        .command()
+        .args(["--color", "always", "inkscape-v2"])
+        .assert()
+        .success()
+        .stdout(diff(expected));
+}
+
 #[test]
 fn test_spaces_find_command() {
     let testenv = TestEnv::new().install_default_cache();

tests/rendered/inkscape-with-title-no-color.expected

@@ -0,0 +1,34 @@
+
+  inkscape
+
+  An SVG (Scalable Vector Graphics) editing program.
+  Use -z to not open the GUI and only process files in the console.
+
+  Open an SVG file in the Inkscape GUI:
+
+      inkscape filename.svg
+
+  Export an SVG file into a bitmap with the default format (PNG) and the default resolution (90 DPI):
+
+      inkscape filename.svg -e filename.png
+
+  Export an SVG file into a bitmap of 600x400 pixels (aspect ratio distortion may occur):
+
+      inkscape filename.svg -e filename.png -w 600 -h 400
+
+  Export a single object, given its ID, into a bitmap:
+
+      inkscape filename.svg -i id -e object.png
+
+  Export an SVG document to PDF, converting all texts to paths:
+
+      inkscape filename.svg | inkscape | inkscape --export-pdf=inkscape.pdf | inkscape | inkscape --export-text-to-path
+
+  Duplicate the object with id="path123", rotate the duplicate 90 degrees, save the file, and quit Inkscape:
+
+      inkscape filename.svg --select=path123 --verb=EditDuplicate --verb=ObjectRotate90 --verb=FileSave --verb=FileQuit
+
+  Some invalid command just to test the correct highlighting of the command name:
+
+      inkscape --use-inkscape=v3.0 file
+

tests/rendered/inkscape-with-title.expected

@@ -0,0 +1,34 @@
+
+  inkscape
+
+  An SVG (Scalable Vector Graphics) editing program.
+  Use -z to not open the GUI and only process files in the console.
+
+  Open an SVG file in the Inkscape GUI:
+
+      inkscape filename.svg
+
+  Export an SVG file into a bitmap with the default format (PNG) and the default resolution (90 DPI):
+
+      inkscape filename.svg -e filename.png
+
+  Export an SVG file into a bitmap of 600x400 pixels (aspect ratio distortion may occur):
+
+      inkscape filename.svg -e filename.png -w 600 -h 400
+
+  Export a single object, given its ID, into a bitmap:
+
+      inkscape filename.svg -i id -e object.png
+
+  Export an SVG document to PDF, converting all texts to paths:
+
+      inkscape filename.svg | inkscape | inkscape --export-pdf=inkscape.pdf | inkscape | inkscape --export-text-to-path
+
+  Duplicate the object with id="path123", rotate the duplicate 90 degrees, save the file, and quit Inkscape:
+
+      inkscape filename.svg --select=path123 --verb=EditDuplicate --verb=ObjectRotate90 --verb=FileSave --verb=FileQuit
+
+  Some invalid command just to test the correct highlighting of the command name:
+
+      inkscape --use-inkscape=v3.0 file
+