From 5211e7d97771aa7f8d7cc99e5131fb3cc71a1627 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 25 Aug 2018 14:30:54 +0300
Subject: move

---
 crates/libeditor/tests/test.rs | 35 +++++------------------------------
 crates/test_utils/Cargo.toml   |  1 +
 crates/test_utils/src/lib.rs   | 31 +++++++++++++++++++++++++++++++
 3 files changed, 37 insertions(+), 30 deletions(-)

(limited to 'crates')

diff --git a/crates/libeditor/tests/test.rs b/crates/libeditor/tests/test.rs
index 04c616ff4..c8882c94d 100644
--- a/crates/libeditor/tests/test.rs
+++ b/crates/libeditor/tests/test.rs
@@ -3,7 +3,7 @@ extern crate libsyntax2;
 #[macro_use]
 extern crate test_utils;
 
-use test_utils::{assert_eq_dbg};
+use test_utils::{assert_eq_dbg, add_cursor, extract_offset, extract_range};
 use libsyntax2::{File, TextUnit, TextRange};
 use libeditor::{
     ActionResult,
@@ -15,7 +15,7 @@ use libeditor::{
 #[test]
 fn test_extend_selection() {
     fn do_check(before: &str, afters: &[&str]) {
-        let (cursor, before) = extract_cursor(before);
+        let (cursor, before) = extract_offset(before);
         let file = file(&before);
         let mut range = TextRange::offset_len(cursor, 0.into());
         for &after in afters {
@@ -163,7 +163,7 @@ fn test_add_impl() {
 #[test]
 fn test_matching_brace() {
     fn do_check(before: &str, after: &str) {
-        let (pos, before) = extract_cursor(before);
+        let (pos, before) = extract_offset(before);
         let file = file(&before);
         let new_pos = match matching_brace(&file, pos) {
             None => pos,
@@ -215,9 +215,7 @@ pub fn reparse(&self, edit: &AtomEdit) -> File {
 #[test]
 fn test_join_lines_selection() {
     fn do_check(before: &str, after: &str) {
-        let (sel_start, before) = extract_cursor(before);
-        let (sel_end, before) = extract_cursor(&before);
-        let sel = TextRange::from_to(sel_start, sel_end);
+        let (sel, before) = extract_range(&before);
         let file = file(&before);
         let result = join_lines(&file, sel);
         let actual = result.edit.apply(&before);
@@ -255,7 +253,7 @@ fn check_action<F: Fn(&File, TextUnit) -> Option<ActionResult>>(
     after: &str,
     f: F,
 ) {
-    let (before_cursor_pos, before) = extract_cursor(before);
+    let (before_cursor_pos, before) = extract_offset(before);
     let file = file(&before);
     let result = f(&file, before_cursor_pos).expect("code action is not applicable");
     let actual = result.edit.apply(&before);
@@ -266,26 +264,3 @@ fn check_action<F: Fn(&File, TextUnit) -> Option<ActionResult>>(
     let actual = add_cursor(&actual, actual_cursor_pos);
     assert_eq_text!(after, &actual);
 }
-
-fn extract_cursor(text: &str) -> (TextUnit, String) {
-    let cursor = "<|>";
-    let cursor_pos = match text.find(cursor) {
-        None => panic!("text should contain cursor marker"),
-        Some(pos) => pos,
-    };
-    let mut new_text = String::with_capacity(text.len() - cursor.len());
-    new_text.push_str(&text[..cursor_pos]);
-    new_text.push_str(&text[cursor_pos + cursor.len()..]);
-    let cursor_pos = TextUnit::from(cursor_pos as u32);
-    (cursor_pos, new_text)
-}
-
-fn add_cursor(text: &str, offset: TextUnit) -> String {
-    let offset: u32 = offset.into();
-    let offset: usize = offset as usize;
-    let mut res = String::new();
-    res.push_str(&text[..offset]);
-    res.push_str("<|>");
-    res.push_str(&text[offset..]);
-    res
-}
diff --git a/crates/test_utils/Cargo.toml b/crates/test_utils/Cargo.toml
index 3d336a9b4..41316581e 100644
--- a/crates/test_utils/Cargo.toml
+++ b/crates/test_utils/Cargo.toml
@@ -6,3 +6,4 @@ authors = ["Aleksey Kladov <aleksey.kladov@gmail.com>"]
 [dependencies]
 difference = "2.0.0"
 itertools = "0.7.8"
+text_unit = "0.1.2"
diff --git a/crates/test_utils/src/lib.rs b/crates/test_utils/src/lib.rs
index 26b9bfb38..068eb80ce 100644
--- a/crates/test_utils/src/lib.rs
+++ b/crates/test_utils/src/lib.rs
@@ -1,8 +1,10 @@
 extern crate difference;
 extern crate itertools;
+extern crate text_unit;
 
 use std::fmt;
 use itertools::Itertools;
+use text_unit::{TextUnit, TextRange};
 
 pub use self::difference::Changeset as __Changeset;
 
@@ -34,3 +36,32 @@ pub fn assert_eq_dbg(expected: &str, actual: &impl fmt::Debug) {
     let expected = expected.lines().map(|l| l.trim()).join(" ");
     assert_eq!(expected, actual);
 }
+
+pub fn extract_offset(text: &str) -> (TextUnit, String) {
+    let cursor = "<|>";
+    let cursor_pos = match text.find(cursor) {
+        None => panic!("text should contain cursor marker"),
+        Some(pos) => pos,
+    };
+    let mut new_text = String::with_capacity(text.len() - cursor.len());
+    new_text.push_str(&text[..cursor_pos]);
+    new_text.push_str(&text[cursor_pos + cursor.len()..]);
+    let cursor_pos = TextUnit::from(cursor_pos as u32);
+    (cursor_pos, new_text)
+}
+
+pub fn extract_range(text: &str) -> (TextRange, String) {
+    let (start, text) = extract_offset(text);
+    let (end, text) = extract_offset(&text);
+    (TextRange::from_to(start, end), text)
+}
+
+pub fn add_cursor(text: &str, offset: TextUnit) -> String {
+    let offset: u32 = offset.into();
+    let offset: usize = offset as usize;
+    let mut res = String::new();
+    res.push_str(&text[..offset]);
+    res.push_str("<|>");
+    res.push_str(&text[offset..]);
+    res
+}
-- 
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