From e3b893908205d30702ac080403d488c27277b601 Mon Sep 17 00:00:00 2001
From: Trevor Merritt <trevor.merritt@gmail.com>
Date: Tue, 14 Apr 2026 07:43:20 -0400
Subject: [PATCH] config.toml: remove excluded files for coverage report
 data_to_text.rs: change from . as unrecognized character to ' ' demo.rs:
 improves POC display of headers tests/primitive_formatting.rs: initial tests
 of bool formatting

---
 .cargo/config.toml                |  2 +-
 src/bin/demo.rs                   | 19 +++++++++++--------
 src/data_to_text.rs               |  2 +-
 tests/poc/data_to_text.rs         |  9 ++++++++-
 tests/poc/mod.rs                  |  1 +
 tests/poc/primitive_formatting.rs |  7 +++++++
 6 files changed, 29 insertions(+), 11 deletions(-)
 create mode 100644 tests/poc/primitive_formatting.rs

diff --git a/.cargo/config.toml b/.cargo/config.toml
index 320b8e2..ca4c2bf 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -1,2 +1,2 @@
 [alias]
-coverage = "tarpaulin --out Html --skip-clean --output-dir coverage"
+coverage = "tarpaulin --out Html --skip-clean --output-dir coverage --exclude-files src/bin/* --exclude-files tests/*"
diff --git a/src/bin/demo.rs b/src/bin/demo.rs
index 7f5dd0e..f4259f8 100644
--- a/src/bin/demo.rs
+++ b/src/bin/demo.rs
@@ -1,13 +1,18 @@
-#![feature(trusted_random_access)]
-
-use std::iter::TrustedRandomAccessNoCoerce;
 use std::time::Duration;
 use trevors_utilities::data_to_text::DataToText;
 use trevors_utilities::duration_to_string::duration_to_string::{duration_to_string, SECONDS_IN_DAY, SECONDS_IN_HOUR, SECONDS_IN_MINUTE};
 use trevors_utilities::format_with_commas::format_with_commas;
 
+fn demo_header(title: &str, width: Option<u8>) {
+    let width = width.unwrap_or(80) as usize;
+    let num_leading = (width - title.len() - 4) / 2;
+    println!("{}{}", "-".repeat(width), "");
+    println!("|{}{}  {}|", " ".repeat(num_leading), title, " ".repeat(num_leading));
+    println!("{}{}", "-".repeat(width), "");
+}
+
 fn duration_to_string_demo() {
-    println!("**This is the duration_to_string demo**");
+    demo_header("Duration to String", None);
     println!();
 
     let options = vec![
@@ -28,16 +33,14 @@ fn duration_to_string_demo() {
 }
 
 fn data_to_text_demo() {
-    println!("**Data To Text**");
+    demo_header("Data To Text", None);
     let options: Vec<Vec<u8>> = vec![
         (0..=255).collect(),
         (0..128).collect(),
         (0x20..=0x7f).collect()
     ];
 
-    for option in options {
-        let sizeof = option.iter().size();
-        let data = DataToText::data_to_text(option.as_slice());
+    for option in options { let data = DataToText::data_to_text(option.as_slice());
         println!("{}", data);
     }
 }
diff --git a/src/data_to_text.rs b/src/data_to_text.rs
index 9819754..c0d7493 100644
--- a/src/data_to_text.rs
+++ b/src/data_to_text.rs
@@ -30,7 +30,7 @@ impl DataToText {
             let ascii_char = if byte.is_ascii_graphic()   {
                 *byte as char
             } else {
-                '.'
+                ' '
             };
             ascii_line.push(ascii_char);
 
diff --git a/tests/poc/data_to_text.rs b/tests/poc/data_to_text.rs
index 8dd2f82..3dffb2d 100644
--- a/tests/poc/data_to_text.rs
+++ b/tests/poc/data_to_text.rs
@@ -33,7 +33,7 @@ fn data_to_text() {
         0x66, 0x67, 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, 0x70, 0x71, 0x72, 0x73, 0x74,
         0x20, 0x76, 0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f, 0x20,
     ];
-    let expected_data: &str = "0x66 0x67 0x68 0x69 0x6a 0x6b 0x6c 0x6d 0x6e 0x6f 0x70 0x71 0x72 0x73 0x74 0x20                  fghijklmnopqrst \n0x76 0x77 0x78 0x79 0x7a 0x7b 0x7c 0x7d 0x7e 0x7f 0x20                                           vwxyz{|}~..\n";
+    let expected_data: &str = "0x66 0x67 0x68 0x69 0x6a 0x6b 0x6c 0x6d 0x6e 0x6f 0x70 0x71 0x72 0x73 0x74 0x20                  fghijklmnopqrst \n0x76 0x77 0x78 0x79 0x7a 0x7b 0x7c 0x7d 0x7e 0x7f 0x20                                           vwxyz{|}~  \n";
 
     let actual_data = DataToText::data_to_text(data_to_display);
     assert_eq!(actual_data, expected_data);
@@ -64,3 +64,10 @@ fn data_to_text_window_all() {
     let expected = read_display("quickbrownfox");
     assert_eq!(formatted, expected);
 }
+
+#[test]
+fn test_window_past_end_of_data() {
+    let bin_data = [0x01, 0x02, 0x03, 0x04, 0x05, 0x06];
+    let formatted = DataToText::data_to_text_window(&bin_data, 10, 10);
+    assert_eq!(formatted, "");
+}
diff --git a/tests/poc/mod.rs b/tests/poc/mod.rs
index 9ab5520..89737a9 100644
--- a/tests/poc/mod.rs
+++ b/tests/poc/mod.rs
@@ -2,3 +2,4 @@ mod data_to_text;
 mod number_system_conversion;
 mod test_compression;
 mod format_with_commas;
+mod primitive_formatting;
diff --git a/tests/poc/primitive_formatting.rs b/tests/poc/primitive_formatting.rs
new file mode 100644
index 0000000..9e7222e
--- /dev/null
+++ b/tests/poc/primitive_formatting.rs
@@ -0,0 +1,7 @@
+use trevors_utilities::primitive_formatting;
+
+#[test]
+fn test_primitive_bool() {
+    assert_eq!("1".to_string(), primitive_formatting::bool_to_string(true));
+    assert_eq!("0".to_string(), primitive_formatting::bool_to_string(false));
+}