Add tests for ExternalCrate grouping interacting with other options

tests/source/configs/group_imports/ExternalCrate-merge_imports.rs

@@ -0,0 +1,17 @@
+// rustfmt-group_imports: ExternalCrate
+// rustfmt-imports_granularity: Crate
+use chrono::Utc;
+use super::update::convert_publish_payload;
+
+use juniper::{FieldError, FieldResult};
+use uuid::Uuid;
+use alloc::alloc::Layout;
+
+use std::sync::Arc;
+use alloc::vec::Vec;
+
+use broker::database::PooledConnection;
+
+use super::schema::{Context, Payload};
+use core::f32;
+use crate::models::Event;

tests/source/configs/group_imports/ExternalCrate-nested.rs

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+// rustfmt-group_imports: ExternalCrate
+mod test {
+    use crate::foo::bar;
+    use std::path;
+    use crate::foo::bar2;
+    use uuid::Uuid;
+}

tests/source/configs/group_imports/ExternalCrate-no_reorder.rs

@@ -0,0 +1,17 @@
+// rustfmt-group_imports: ExternalCrate
+// rustfmt-reorder_imports: false
+
+use chrono::Utc;
+use super::update::convert_publish_payload;
+
+use juniper::{FieldError, FieldResult};
+use uuid::Uuid;
+use alloc::alloc::Layout;
+
+use std::sync::Arc;
+
+use broker::database::PooledConnection;
+
+use super::schema::{Context, Payload};
+use core::f32;
+use crate::models::Event;

tests/source/configs/group_imports/ExternalCrate-non_consecutive.rs

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+// rustfmt-group_imports: ExternalCrate
+use chrono::Utc;
+use super::update::convert_publish_payload;
+
+
+
+
+
+use juniper::{FieldError, FieldResult};
+
+use uuid::Uuid;
+use alloc::alloc::Layout;
+
+extern crate uuid;
+
+
+
+
+
+use std::sync::Arc;
+
+
+use broker::database::PooledConnection;
+
+use super::schema::{Context, Payload};
+use core::f32;
+use crate::models::Event;

tests/target/configs/group_imports/ExternalCrate-merge_imports.rs

@@ -0,0 +1,15 @@
+// rustfmt-group_imports: ExternalCrate
+// rustfmt-imports_granularity: Crate
+use alloc::{alloc::Layout, vec::Vec};
+use broker::database::PooledConnection;
+use chrono::Utc;
+use core::f32;
+use juniper::{FieldError, FieldResult};
+use std::sync::Arc;
+use uuid::Uuid;
+
+use super::{
+    schema::{Context, Payload},
+    update::convert_publish_payload,
+};
+use crate::models::Event;

tests/target/configs/group_imports/ExternalCrate-nested.rs

@@ -0,0 +1,8 @@
+// rustfmt-group_imports: ExternalCrate
+mod test {
+    use std::path;
+    use uuid::Uuid;
+
+    use crate::foo::bar;
+    use crate::foo::bar2;
+}

tests/target/configs/group_imports/ExternalCrate-no_reorder.rs

@@ -0,0 +1,14 @@
+// rustfmt-group_imports: ExternalCrate
+// rustfmt-reorder_imports: false
+
+use chrono::Utc;
+use juniper::{FieldError, FieldResult};
+use uuid::Uuid;
+use alloc::alloc::Layout;
+use std::sync::Arc;
+use broker::database::PooledConnection;
+use core::f32;
+
+use super::update::convert_publish_payload;
+use super::schema::{Context, Payload};
+use crate::models::Event;

tests/target/configs/group_imports/ExternalCrate-non_consecutive.rs

@@ -0,0 +1,16 @@
+// rustfmt-group_imports: ExternalCrate
+use alloc::alloc::Layout;
+use chrono::Utc;
+use juniper::{FieldError, FieldResult};
+use uuid::Uuid;
+
+use super::update::convert_publish_payload;
+
+extern crate uuid;
+
+use broker::database::PooledConnection;
+use core::f32;
+use std::sync::Arc;
+
+use super::schema::{Context, Payload};
+use crate::models::Event;