Reassign exit codes and clean up e2e_test

0 - Success
1 - Argument parsing error
2 - Regex compilation error

2 files changed, 23 insertions, 18 deletions

diff --git a/src/config.rs b/src/config.rs
index 78771cf..c12fc11 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -32,19 +32,19 @@ impl Config {
         }) {
             Ok(r) => r,
             Err(e) => {
-                // Exit code of 1 means failed to compile field_separator regex
+                // Exit code of 2 means failed to compile field_separator regex
                 match e {
                     regex::Error::Syntax(e) => {
                         eprintln!("Syntax error compiling regular expression: {}", e);
-                        process::exit(1);
+                        process::exit(2);
                     }
                     regex::Error::CompiledTooBig(e) => {
                         eprintln!("Compiled regular expression too big: compiled size cannot exceed {} bytes", e);
-                        process::exit(1);
+                        process::exit(2);
                     }
                     _ => {
                         eprintln!("Error compiling regular expression: {}", e);
-                        process::exit(1);
+                        process::exit(2);
                     }
                 }
             }
diff --git a/test/e2e_test.sh b/test/e2e_test.sh
index 95207f8..e98fa49 100755
--- a/test/e2e_test.sh
+++ b/test/e2e_test.sh
@@ -4,30 +4,35 @@ set -e
 test_dir="test"
 orig_dir="$(pwd)"
 cd "$(git rev-parse --show-toplevel)"
-cargo build
 
 # basic functionality
-diff -w <(cargo run -- 0:1 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_0:1.txt")
-diff -w <(cargo run -- 0 3 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_0_3.txt")
-diff -w <(cargo run -- :1 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_:1.txt")
-diff -w <(cargo run -- 9 3 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_9_3.txt")
-diff -w <(cargo run -- 9 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_9.txt")
-diff -w <(cargo run -- 12 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_12.txt")
-diff -w <(cargo run -- 4:2 -i ${test_dir}/lorem.txt) <(cat "${test_dir}/choose_4:2.txt")
+diff -w <(cargo run -- 0:1 -i ${test_dir}/lorem.txt 2>/dev/null) <(cat "${test_dir}/choose_0:1.txt")
+diff -w <(cargo run -- 0 3 -i ${test_dir}/lorem.txt 2>/dev/null) <(cat "${test_dir}/choose_0_3.txt")
+diff -w <(cargo run -- :1 -i ${test_dir}/lorem.txt 2>/dev/null) <(cat "${test_dir}/choose_:1.txt")
+diff -w <(cargo run -- 9 3 -i ${test_dir}/lorem.txt 2>/dev/null) <(cat "${test_dir}/choose_9_3.txt")
+diff -w <(cargo run -- 9 -i ${test_dir}/lorem.txt 2>/dev/null) <(cat "${test_dir}/choose_9.txt")
+diff -w <(cargo run -- 12 -i ${test_dir}/lorem.txt 2>/dev/null) <(cat "${test_dir}/choose_12.txt")
+diff -w <(cargo run -- 4:2 -i ${test_dir}/lorem.txt 2>/dev/null) <(cat "${test_dir}/choose_4:2.txt")
 # add tests for different delimiters
 # add tests using piping
 
 set +e
 
 # test failure to parse arguments
-cargo run -- d:i -i ${test_dir}/lorem.txt >/dev/null
+cargo run -- d:i -i ${test_dir}/lorem.txt >&/dev/null
 r=$?
-if [ $r -ne 2 ]; then
-  echo "Failed to return error code 2 on failure to parse arguments"
-else
-  echo "Success"
+if [ $r -ne 1 ]; then
+  echo "Failed to return 1 on failure to parse arguments"
+  exit 1
 fi
 
-cargo test
+cargo run -- 3 -f "[[]" -i ${test_dir}/lorem.txt >&/dev/null
+r=$?
+if [ $r -ne 2 ]; then
+  echo "Failed to return 2 on regex compile error"
+  exit 1
+fi
 
 cd $orig_dir
+
+printf "\033[1;32mAll tests passed\033[0m\n"