From d78a8eb9512e17291749df5989ce48e4b3dfc37f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20M=2E=20Bezerra?= <marcospb19@hotmail.com>
Date: Mon, 26 Dec 2022 14:10:33 -0300
Subject: [PATCH] add test to compare new default output

---
 Cargo.lock           | 12 ++++++++++--
 Cargo.toml           |  2 ++
 tests/integration.rs | 46 ++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 58 insertions(+), 2 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index abb61f0..4b918e9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -100,10 +100,12 @@ dependencies = [
  "log",
  "predicates",
  "pretty_assertions",
+ "regex",
  "serde",
  "serde_derive",
  "serde_json",
  "tempfile",
+ "unindent",
  "walkdir",
  "which",
 ]
@@ -545,9 +547,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.6.0"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c4eb3267174b8c6c2f654116623910a0fef09c4753f8dd83db29c48a0df988b"
+checksum = "e076559ef8e241f2ae3479e36f97bd5741c0330689e217ad51ce2c76808b868a"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -751,6 +753,12 @@ version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7007dbd421b92cc6e28410fe7362e2e0a2503394908f417b68ec8d1c364c4e20"
 
+[[package]]
+name = "unindent"
+version = "0.1.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e1766d682d402817b5ac4490b3c3002d91dfa0d22812f341609f97b08757359c"
+
 [[package]]
 name = "vec_map"
 version = "0.8.1"
diff --git a/Cargo.toml b/Cargo.toml
index 1154cee..b09c7ea 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,3 +29,5 @@ predicates = "2.1.1"
 tempfile = "3.3.0"
 which = { version = "4.3.0", default-features = false }
 pretty_assertions = "1.3"
+regex = "1.7.0"
+unindent = "0.1.11"
diff --git a/tests/integration.rs b/tests/integration.rs
index c9110b4..6e84d25 100644
--- a/tests/integration.rs
+++ b/tests/integration.rs
@@ -16,7 +16,9 @@ use predicates::{
 };
 #[allow(unused_imports)]
 use pretty_assertions::{assert_eq, assert_ne};
+use regex::Regex;
 use tempfile::{tempdir, TempDir};
+use unindent::unindent;
 
 struct AnyhowWithContext(anyhow::Error);
 impl Debug for AnyhowWithContext {
@@ -142,6 +144,11 @@ fn count_cleaned_dry_run(target: &TempDir, args: &[&str], old_size: u64) -> Resu
     Ok(cleaned)
 }
 
+fn regex_matches(pattern: &str, text: &str) -> bool {
+    let pattern = Regex::new(pattern).expect("Failed to compile regex pattern");
+    pattern.is_match(text)
+}
+
 #[test]
 fn all_flags() -> TestResult {
     let all_combos = [
@@ -192,6 +199,45 @@ fn stamp_file() -> TestResult {
     Ok(())
 }
 
+#[test]
+fn empty_project_output() -> TestResult {
+    let (_size, target) = build("sample-project")?;
+
+    let assert = run(
+        sweep(&["--maxsize", "0"]).current_dir(test_dir().join("sample-project")),
+        target.path(),
+    );
+
+    let output = std::str::from_utf8(&assert.get_output().stdout).unwrap();
+
+    let regex_skip = r#".+?"#;
+
+    let pattern = unindent(&format!(
+        r#"\[DEBUG\] cleaning: "/tmp/{regex_skip}" with remove_older_until_fits
+        \[DEBUG\] size_to_remove: {regex_skip}
+        \[DEBUG\] Sizing: "/tmp/{regex_skip}/debug" with total_disk_space_in_a_profile
+        \[DEBUG\] Hashs by time: \[
+            \(
+                {regex_skip},
+                "{regex_skip}",
+            \),
+        \]
+        \[DEBUG\] cleaning: "/tmp/{regex_skip}/debug" with remove_not_built_with_in_a_profile
+        \[DEBUG\] Successfully removed: "/tmp/{regex_skip}/debug/deps/libsample_project-{regex_skip}.rlib"
+        \[DEBUG\] Successfully removed: "/tmp/{regex_skip}/debug/deps/libsample_project-{regex_skip}.rmeta"
+        \[DEBUG\] Successfully removed: "/tmp/{regex_skip}/debug/deps/sample_project-{regex_skip}.d"
+        \[DEBUG\] Successfully removed: "/tmp/{regex_skip}/debug/.fingerprint/sample-project-{regex_skip}"
+        \[INFO\] Cleaned {regex_skip} from "/tmp/{regex_skip}""#,
+    ));
+
+    assert!(
+        regex_matches(&pattern, output),
+        "failed to match pattern with output"
+    );
+
+    Ok(())
+}
+
 #[test]
 fn hidden() -> TestResult {
     // This path is so strange because we use CARGO_TARGET_DIR to set the target to a temporary directory.