Fix(test): No more manual test setup

- Test setup now done automatically via `cargo test`. Testing fixtures
are automatically injected before tests.

Cargo.lock

@@ -104,6 +104,12 @@ version = "1.0.79"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
 
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
 [[package]]
 name = "clap"
 version = "4.3.12"
@@ -157,6 +163,7 @@ dependencies = [
  "assert_cmd",
  "clap",
  "predicates",
+ "rstest",
 ]
 
 [[package]]
@@ -195,6 +202,107 @@ dependencies = [
  "num-traits",
 ]
 
+[[package]]
+name = "futures"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23342abe12aba583913b2e62f22225ff9c950774065e4bfb61a19cd9770fec40"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-executor",
+ "futures-io",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
+name = "futures-channel"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "955518d47e09b25bbebc7a18df10b81f0c766eaf4c4f1cccef2fca5f2a4fb5f2"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+]
+
+[[package]]
+name = "futures-core"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4bca583b7e26f571124fe5b7561d49cb2868d79116cfa0eefce955557c6fee8c"
+
+[[package]]
+name = "futures-executor"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ccecee823288125bd88b4d7f565c9e58e41858e47ab72e8ea2d64e93624386e0"
+dependencies = [
+ "futures-core",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
+name = "futures-io"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fff74096e71ed47f8e023204cfd0aa1289cd54ae5430a9523be060cdb849964"
+
+[[package]]
+name = "futures-macro"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "futures-sink"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f43be4fe21a13b9781a69afa4985b0f6ee0e1afab2c6f454a8cf30e2b2237b6e"
+
+[[package]]
+name = "futures-task"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76d3d132be6c0e6aa1534069c705a74a5997a356c0dc2f86a47765e5617c5b65"
+
+[[package]]
+name = "futures-timer"
+version = "3.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e64b03909df88034c26dc1547e8970b91f98bdb65165d6a4e9110d94263dbb2c"
+
+[[package]]
+name = "futures-util"
+version = "0.3.28"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26b01e40b772d54cf6c6d721c1d1abd0647a0106a12ecaa1c186273392a69533"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-io",
+ "futures-macro",
+ "futures-sink",
+ "futures-task",
+ "memchr",
+ "pin-project-lite",
+ "pin-utils",
+ "slab",
+]
+
+[[package]]
+name = "glob"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
+
 [[package]]
 name = "hermit-abi"
 version = "0.3.2"
@@ -260,6 +368,18 @@ version = "1.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
+[[package]]
+name = "pin-project-lite"
+version = "0.2.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c40d25201921e5ff0c862a505c6557ea88568a4e3ace775ab55e93f2f4f9d57"
+
+[[package]]
+name = "pin-utils"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+
 [[package]]
 name = "predicates"
 version = "3.0.3"
@@ -291,6 +411,24 @@ dependencies = [
  "termtree",
 ]
 
+[[package]]
+name = "proc-macro2"
+version = "1.0.66"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "18fb31db3f9bddb2ea821cde30a9f70117e3f119938b5ee630b7403aa6e2ead9"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5fe8a65d69dd0808184ebb5f836ab526bb259db23c657efa38711b1072ee47f0"
+dependencies = [
+ "proc-macro2",
+]
+
 [[package]]
 name = "regex"
 version = "1.9.1"
@@ -320,6 +458,50 @@ version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5ea92a5b6195c6ef2a0295ea818b312502c6fc94dde986c5553242e18fd4ce2"
 
+[[package]]
+name = "relative-path"
+version = "1.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4bf2521270932c3c7bed1a59151222bd7643c79310f2916f01925e1e16255698"
+
+[[package]]
+name = "rstest"
+version = "0.18.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b96577ca10cb3eade7b337eb46520108a67ca2818a24d0b63f41fd62bc9651c"
+dependencies = [
+ "futures",
+ "futures-timer",
+ "rstest_macros",
+ "rustc_version",
+]
+
+[[package]]
+name = "rstest_macros"
+version = "0.18.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "225e674cf31712b8bb15fdbca3ec0c1b9d825c5a24407ff2b7e005fb6a29ba03"
+dependencies = [
+ "cfg-if",
+ "glob",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "relative-path",
+ "rustc_version",
+ "syn",
+ "unicode-ident",
+]
+
+[[package]]
+name = "rustc_version"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
+dependencies = [
+ "semver",
+]
+
 [[package]]
 name = "rustix"
 version = "0.38.4"
@@ -333,24 +515,56 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "semver"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0293b4b29daaf487284529cc2f5675b8e57c61f70167ba415a463651fd6a918"
+
 [[package]]
 name = "serde"
 version = "1.0.173"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e91f70896d6720bc714a4a57d22fc91f1db634680e65c8efe13323f1fa38d53f"
 
+[[package]]
+name = "slab"
+version = "0.4.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6528351c9bc8ab22353f9d776db39a20288e8d6c37ef8cfe3317cf875eecfc2d"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "strsim"
 version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
+[[package]]
+name = "syn"
+version = "2.0.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b60f673f44a8255b9c8c657daf66a596d435f2da81a555b06dc644d080ba45e0"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
 [[package]]
 name = "termtree"
 version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3369f5ac52d5eb6ab48c6b4ffdc8efbcad6b89c765749064ba298f2c68a16a76"
 
+[[package]]
+name = "unicode-ident"
+version = "1.0.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "301abaae475aa91687eb82514b328ab47a211a533026cb25fc3e519b86adfc3c"
+
 [[package]]
 name = "utf8parse"
 version = "0.2.1"

Cargo.toml

@@ -13,3 +13,4 @@ clap = { version = "4", features = ["cargo", "help"] }
 [dev-dependencies]
 assert_cmd = "2.0.12"
 predicates = "3.0.3"
+rstest = "0.18.1"

tests/cli.rs

@@ -1,9 +1,43 @@
 use assert_cmd::Command;
 use predicates::prelude::*;
+use rstest::{fixture, rstest};
 use std::fs;
 
 type TestResult = Result<(), Box<dyn std::error::Error>>;
 
+#[fixture]
+#[once]
+pub fn pre_test() -> bool {
+    let script_path = "./test_script.sh";
+
+    // Ensure the script file has the necessary permissions to be executed
+    let mut permissions_cmd = Command::new("chmod");
+    permissions_cmd.arg("+x").arg(script_path);
+    permissions_cmd
+        .output()
+        .expect("Cannot make test_script.sh executable");
+
+    // Run the bash script using the `Command` struct
+    let output = Command::new("bash")
+        .arg(script_path)
+        .output()
+        .expect("Running bash script failed!");
+
+    if output.status.success() {
+        // The script ran successfully
+        let stdout = String::from_utf8_lossy(&output.stdout);
+        println!("Script Output:\n{}", stdout);
+
+        true
+    } else {
+        // The script encountered an error
+        let stderr = String::from_utf8_lossy(&output.stderr);
+        println!("Script Error:\n{}", stderr);
+
+        false
+    }
+}
+
 #[test]
 fn dies_no_args() -> TestResult {
     let mut cmd = Command::cargo_bin("echor")?;
@@ -25,19 +59,26 @@ fn run(args: &[&str], expected_file: &str) -> TestResult {
     Ok(())
 }
 
-#[test]
+#[rstest]
-fn hello1() -> TestResult {
+fn hello1(pre_test: &bool) -> TestResult {
+    assert_eq!(pre_test, &true);
     run(&["Hello there"], "tests/expected/hello1.txt")
 }
-#[test]
+
-fn hello2() -> TestResult {
+#[rstest]
+fn hello2(pre_test: &bool) -> TestResult {
+    assert_eq!(pre_test, &true);
     run(&["Hello", "there"], "tests/expected/hello2.txt")
 }
-#[test]
+
-fn hello1_no_newline() -> TestResult {
+#[rstest]
+fn hello1_no_newline(pre_test: &bool) -> TestResult {
+    assert_eq!(pre_test, &true);
     run(&["Hello  there", "-n"], "tests/expected/hello1.n.txt")
 }
-#[test]
+
-fn hello2_no_newline() -> TestResult {
+#[rstest]
+fn hello2_no_newline(pre_test: &bool) -> TestResult {
+    assert_eq!(pre_test, &true);
     run(&["-n", "Hello", "there"], "tests/expected/hello2.n.txt")
 }