chore(forge): Fix a unit test.

crates/weaver_forge/src/lib.rs

@@ -677,7 +677,7 @@ mod tests {
     }
 
     #[test]
-    fn test() {
+    fn test_template_engine() {
         let logger = TestLogger::default();
         let loader = FileSystemFileLoader::try_new("templates/test".into())
             .expect("Failed to create file system loader");
@@ -687,11 +687,13 @@ mod tests {
         // Add a template configuration for converter.md on top
         // of the default template configuration. This is useful
         // for test coverage purposes.
-        engine.target_config.templates = Some(vec![TemplateConfig {
+        let mut templates = engine.target_config.templates.unwrap_or_default();
+        templates.push(TemplateConfig {
             pattern: Glob::new("converter.md").unwrap(),
             filter: ".".to_owned(),
             application_mode: ApplicationMode::Single,
-        }]);
+        });
+        engine.target_config.templates = Some(templates);
 
         let registry_id = "default";
         let mut registry = SemConvRegistry::try_from_path_pattern(registry_id, "data/*.yaml")

crates/weaver_forge/templates/test/weaver.yaml

@@ -14,4 +14,51 @@ type_mapping:
   "boolean[]": "[]bool"
   "string[]": "[]string"
 
-acronyms: ["iOS", "API", "URL"]
+acronyms: ["iOS", "API", "URL"]
+
+templates:
+  - pattern: "registry.md"
+    filter: "."
+    application_mode: single
+  - pattern: "**/attribute_group.md"
+    filter: ".groups[] | select(.type == \"attribute_group\")"
+    application_mode: each
+  - pattern: "**/attribute_groups.md"
+    filter: ".groups[] | select(.type == \"attribute_group\")"
+    application_mode: single
+  - pattern: "**/event.md"
+    filter: ".groups[] | select(.type == \"event\")"
+    application_mode: each
+  - pattern: "**/events.md"
+    filter: ".groups[] | select(.type == \"event\")"
+    application_mode: single
+  - pattern: "**/group.md"
+    filter: ".groups"
+    application_mode: each
+  - pattern: "**/groups.md"
+    filter: ".groups"
+    application_mode: single
+  - pattern: "**/metric.md"
+    filter: ".groups[] | select(.type == \"metric\")"
+    application_mode: each
+  - pattern: "**/metrics.md"
+    filter: ".groups[] | select(.type == \"metric\")"
+    application_mode: single
+  - pattern: "**/resource.md"
+    filter: ".groups[] | select(.type == \"resource\")"
+    application_mode: each
+  - pattern: "**/resources.md"
+    filter: ".groups[] | select(.type == \"resource\")"
+    application_mode: single
+  - pattern: "**/scope.md"
+    filter: ".groups[] | select(.type == \"scope\")"
+    application_mode: each
+  - pattern: "**/scopes.md"
+    filter: ".groups[] | select(.type == \"scope\")"
+    application_mode: single
+  - pattern: "**/span.md"
+    filter: ".groups[] | select(.type == \"span\")"
+    application_mode: each
+  - pattern: "**/spans.md"
+    filter: ".groups[] | select(.type == \"span\")"
+    application_mode: single

justfile

@@ -19,6 +19,7 @@ pre-push-check:
     # [ToDo LQ] Re-enable --all-features once the issue is resolved
     # cargo clippy --workspace --all-features --all-targets -- -D warnings --allow deprecated
     cargo clippy --workspace --all-targets -- -D warnings --allow deprecated
+    rm -rf crates/weaver_forge/observed_output/*
     cargo test --all
     # [workaround] removed --all-features due to an issue in one of the dependency in Tantity (zstd-safe)
     # [ToDo LQ] Re-enable --all-features once the issue is resolved

src/registry/generate.rs

@@ -36,6 +36,11 @@ pub struct RegistryGenerateArgs {
     #[arg(short = 't', long, default_value = "templates")]
     pub templates: PathBuf,
 
+    /// List of `weaver.yaml` configuration files to use. When there is a conflict, the last one
+    /// will override the previous ones for the keys that are defined in both.
+    #[arg(short = 'c', long)]
+    pub config: Option<Vec<PathBuf>>,
+
     /// Parameters key=value, defined in the command line, to pass to the templates.
     /// The value must be a valid YAML value.
     #[arg(short= 'D', long, value_parser = parse_key_val)]
@@ -184,6 +189,7 @@ mod tests {
                 command: RegistrySubCommand::Generate(RegistryGenerateArgs {
                     output: temp_output.clone(),
                     templates: PathBuf::from("crates/weaver_codegen_test/templates/registry/rust"),
+                    config: None,
                     param: None,
                     params: None,
                     registry: RegistryArgs {
@@ -252,6 +258,7 @@ mod tests {
                 command: RegistrySubCommand::Generate(RegistryGenerateArgs {
                     output: temp_output.clone(),
                     templates: PathBuf::from("crates/weaver_codegen_test/templates/registry/rust"),
+                    config: None,
                     param: None,
                     params: None,
                     registry: RegistryArgs {