[tests] use insta filters to replace paths

The strategy I use for paths in the lnav snapshots
(which are often absolute) is to replace them with
a symbolic name.  So, trying the same here...

Author: tstack

Cargo.lock

@@ -21,7 +21,7 @@ cc="*"
 [dev-dependencies]
 assert_cmd = "2.0.16"
 env_logger = "0.11.8"
-insta = { version = "1.43.1", features = ["yaml"] }
+insta = { version = "1.43.1", features = ["yaml", "filters"] }
 insta-cmd = "0.6.0"
 log = "0.4.27"
 rand = "0.9.0"

Cargo.toml

@@ -1,9 +1,9 @@
+use crate::{CodeSource, QueryResult, SourceLanguage};
 use core::fmt;
-use std::ops::Deref;
 use regex::{Captures, Regex};
 use serde::Serialize;
+use std::ops::Deref;
 use std::sync::LazyLock;
-use crate::{CodeSource, QueryResult, SourceLanguage};
 
 #[derive(Clone, Debug, Serialize, Eq, PartialEq)]
 pub enum FormatArgument {
@@ -81,8 +81,9 @@ impl PartialEq for SourceRef {
     }
 }
 
-static RUST_PLACEHOLDER_REGEX: LazyLock<Regex> =
-    LazyLock::new(|| Regex::new(r#"\{(?:([a-zA-Z_][a-zA-Z0-9_.]*)|(\d+))?\s*(?::[^}]*)?}"#).unwrap());
+static RUST_PLACEHOLDER_REGEX: LazyLock<Regex> = LazyLock::new(|| {
+    Regex::new(r#"\{(?:([a-zA-Z_][a-zA-Z0-9_.]*)|(\d+))?\s*(?::[^}]*)?}"#).unwrap()
+});
 
 static JAVA_PLACEHOLDER_REGEX: LazyLock<Regex> =
     LazyLock::new(|| Regex::new(r#"\\?\{.*}"#).unwrap());
@@ -156,10 +157,7 @@ mod tests {
     #[test]
     fn test_build_matcher_positional() {
         let (matcher, args) = build_matcher("{2}", SourceLanguage::Rust);
-        assert_eq!(
-            Regex::new(r#"^(.+)$"#).unwrap().as_str(),
-            matcher.as_str()
-        );
+        assert_eq!(Regex::new(r#"^(.+)$"#).unwrap().as_str(), matcher.as_str());
         assert_eq!(args[0], FormatArgument::Positional(2));
     }
 }

src/source_ref.rs

@@ -0,0 +1,6 @@
+pub fn enable_filters() -> insta::internals::SettingsBindDropGuard {
+    let mut settings = insta::Settings::clone_current();
+    settings.add_filter(r#""examples[/\\]"#, "\"{example_dir}/");
+    settings.add_filter(r#""tests[/\\]java[/\\]"#, "\"{java_dir}/");
+    settings.bind_to_scope()
+}

tests/common_settings.rs

@@ -13,9 +13,9 @@ info:
 success: true
 exit_code: 0
 ----- stdout -----
-{"srcRef":{"sourcePath":"tests/java/Basic.java","lineNumber":18,"column":16,"name":"main","text":"\"Hello from main\"","args":[],"vars":[]},"variables":{},"stack":[]}
-{"srcRef":{"sourcePath":"tests/java/Basic.java","lineNumber":25,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"0"},"stack":[]}
-{"srcRef":{"sourcePath":"tests/java/Basic.java","lineNumber":25,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"1"},"stack":[]}
-{"srcRef":{"sourcePath":"tests/java/Basic.java","lineNumber":25,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"2"},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/Basic.java","lineNumber":18,"column":16,"name":"main","text":"\"Hello from main\"","args":[],"vars":[]},"variables":{},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/Basic.java","lineNumber":25,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"0"},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/Basic.java","lineNumber":25,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"1"},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/Basic.java","lineNumber":25,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"2"},"stack":[]}
 
 ----- stderr -----

…sts/snapshots/test_java__basic_unix.snap tests/snapshots/test_java__basic.snaptests/snapshots/test_java__basic_unix.snap renamed to tests/snapshots/test_java__basic.snap tests/snapshots/test_java__basic_unix.snap renamed to tests/snapshots/test_java__basic.snap

@@ -13,9 +13,9 @@ info:
 success: true
 exit_code: 0
 ----- stdout -----
-{"srcRef":{"sourcePath":"tests/java/BasicWithLog.java","lineNumber":18,"column":13,"name":"main","text":"\"Hello from main\"","args":[],"vars":[]},"variables":{},"stack":[]}
-{"srcRef":{"sourcePath":"tests/java/BasicWithLog.java","lineNumber":25,"column":17,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"0"},"stack":[]}
-{"srcRef":{"sourcePath":"tests/java/BasicWithLog.java","lineNumber":25,"column":17,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"1"},"stack":[]}
-{"srcRef":{"sourcePath":"tests/java/BasicWithLog.java","lineNumber":25,"column":17,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"2"},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/BasicWithLog.java","lineNumber":18,"column":13,"name":"main","text":"\"Hello from main\"","args":[],"vars":[]},"variables":{},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/BasicWithLog.java","lineNumber":25,"column":17,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"0"},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/BasicWithLog.java","lineNumber":25,"column":17,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"1"},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/BasicWithLog.java","lineNumber":25,"column":17,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"2"},"stack":[]}
 
 ----- stderr -----

tests/snapshots/test_java__basic_windows.snap

@@ -13,9 +13,9 @@ info:
 success: true
 exit_code: 0
 ----- stdout -----
-{"srcRef":{"sourcePath":"tests/java/BasicWithCustom.java","lineNumber":15,"column":16,"name":"main","text":"\"Hello from main\"","args":[],"vars":[]},"variables":{},"stack":[]}
-{"srcRef":{"sourcePath":"tests/java/BasicWithCustom.java","lineNumber":22,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"0"},"stack":[]}
-{"srcRef":{"sourcePath":"tests/java/BasicWithCustom.java","lineNumber":22,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"1"},"stack":[]}
-{"srcRef":{"sourcePath":"tests/java/BasicWithCustom.java","lineNumber":22,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"2"},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/BasicWithCustom.java","lineNumber":15,"column":16,"name":"main","text":"\"Hello from main\"","args":[],"vars":[]},"variables":{},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/BasicWithCustom.java","lineNumber":22,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"0"},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/BasicWithCustom.java","lineNumber":22,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"1"},"stack":[]}
+{"srcRef":{"sourcePath":"{java_dir}/BasicWithCustom.java","lineNumber":22,"column":20,"name":"foo","text":"\"Hello from foo i=\\{i}\"","args":["Placeholder"],"vars":["i"]},"variables":{"i":"2"},"stack":[]}
 
 ----- stderr -----