From b06259673f9b535a63c0cabf4eeb935ff73d86d0 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Fri, 2 Oct 2020 17:34:31 +0200
Subject: rename mock_analysis -> fixture

---
 crates/ide/src/fixture.rs | 70 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 crates/ide/src/fixture.rs

(limited to 'crates/ide/src/fixture.rs')

diff --git a/crates/ide/src/fixture.rs b/crates/ide/src/fixture.rs
new file mode 100644
index 000000000..ed06689f0
--- /dev/null
+++ b/crates/ide/src/fixture.rs
@@ -0,0 +1,70 @@
+//! Utilities for creating `Analysis` instances for tests.
+use base_db::fixture::ChangeFixture;
+use test_utils::{extract_annotations, RangeOrOffset};
+
+use crate::{Analysis, AnalysisHost, FileId, FilePosition, FileRange};
+
+/// Creates analysis for a single file.
+pub(crate) fn file(ra_fixture: &str) -> (Analysis, FileId) {
+    let mut host = AnalysisHost::default();
+    let change_fixture = ChangeFixture::parse(ra_fixture);
+    host.db.apply_change(change_fixture.change);
+    (host.analysis(), change_fixture.files[0])
+}
+
+/// Creates analysis for many files.
+pub(crate) fn files(ra_fixture: &str) -> (Analysis, Vec<FileId>) {
+    let mut host = AnalysisHost::default();
+    let change_fixture = ChangeFixture::parse(ra_fixture);
+    host.db.apply_change(change_fixture.change);
+    (host.analysis(), change_fixture.files)
+}
+
+/// Creates analysis from a multi-file fixture, returns positions marked with <|>.
+pub(crate) fn position(ra_fixture: &str) -> (Analysis, FilePosition) {
+    let mut host = AnalysisHost::default();
+    let change_fixture = ChangeFixture::parse(ra_fixture);
+    host.db.apply_change(change_fixture.change);
+    let (file_id, range_or_offset) = change_fixture.file_position.expect("expected a marker (<|>)");
+    let offset = match range_or_offset {
+        RangeOrOffset::Range(_) => panic!(),
+        RangeOrOffset::Offset(it) => it,
+    };
+    (host.analysis(), FilePosition { file_id, offset })
+}
+
+/// Creates analysis for a single file, returns range marked with a pair of <|>.
+pub(crate) fn range(ra_fixture: &str) -> (Analysis, FileRange) {
+    let mut host = AnalysisHost::default();
+    let change_fixture = ChangeFixture::parse(ra_fixture);
+    host.db.apply_change(change_fixture.change);
+    let (file_id, range_or_offset) = change_fixture.file_position.expect("expected a marker (<|>)");
+    let range = match range_or_offset {
+        RangeOrOffset::Range(it) => it,
+        RangeOrOffset::Offset(_) => panic!(),
+    };
+    (host.analysis(), FileRange { file_id, range })
+}
+
+/// Creates analysis from a multi-file fixture, returns positions marked with <|>.
+pub(crate) fn annotations(ra_fixture: &str) -> (Analysis, FilePosition, Vec<(FileRange, String)>) {
+    let mut host = AnalysisHost::default();
+    let change_fixture = ChangeFixture::parse(ra_fixture);
+    host.db.apply_change(change_fixture.change);
+    let (file_id, range_or_offset) = change_fixture.file_position.expect("expected a marker (<|>)");
+    let offset = match range_or_offset {
+        RangeOrOffset::Range(_) => panic!(),
+        RangeOrOffset::Offset(it) => it,
+    };
+
+    let annotations = change_fixture
+        .files
+        .iter()
+        .flat_map(|&file_id| {
+            let file_text = host.analysis().file_text(file_id).unwrap();
+            let annotations = extract_annotations(&file_text);
+            annotations.into_iter().map(move |(range, data)| (FileRange { file_id, range }, data))
+        })
+        .collect();
+    (host.analysis(), FilePosition { file_id, offset }, annotations)
+}
-- 
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