From 8ec5f2fcdcdd2e2a9297093189ad8c05e1dd7a8f Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 7 Dec 2019 12:46:36 +0100
Subject: Skip slow tests by default

---
 .github/workflows/ci.yaml                      |  8 ++++--
 crates/ra_lsp_server/tests/heavy_tests/main.rs | 38 ++++++++++++++++++++++++++
 crates/test_utils/src/lib.rs                   | 11 ++++++++
 3 files changed, 54 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 5bc41533c..cb397ae14 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -14,6 +14,7 @@ jobs:
     env:
       RUSTFLAGS: -D warnings
       CARGO_INCREMENTAL: 0
+      RUN_SLOW_TESTS: 1
     steps:
 
       - name: Checkout repository
@@ -46,9 +47,10 @@ jobs:
 
       - name: Prepare build directory for cache
         run: |
-          find ./target/debug -maxdepth 1 -type f -delete && \
-          rm -fr ./target/debug/{deps,.fingerprint}/{*ra_*,*heavy_test*,*gen_lsp*,*thread_worker*} && \
-          rm -f  ./target/.rustc_info.json
+          find ./target/debug -maxdepth 1 -type f -delete \
+          && rm -fr ./target/debug/{deps,.fingerprint}/{*ra_*,*heavy_test*,*gen_lsp*,*thread_worker*} \
+          && rm -f  ./target/.rustc_info.json \
+          && rm ./target/.slow_tests_cookie
 
   type-script:
     name: TypeScript
diff --git a/crates/ra_lsp_server/tests/heavy_tests/main.rs b/crates/ra_lsp_server/tests/heavy_tests/main.rs
index fec50bd25..cfbf16ea5 100644
--- a/crates/ra_lsp_server/tests/heavy_tests/main.rs
+++ b/crates/ra_lsp_server/tests/heavy_tests/main.rs
@@ -12,6 +12,7 @@ use ra_lsp_server::req::{
 };
 use serde_json::json;
 use tempfile::TempDir;
+use test_utils::skip_slow_tests;
 
 use crate::support::{project, Project};
 
@@ -20,6 +21,10 @@ const PROFILE: &'static str = "";
 
 #[test]
 fn completes_items_from_standard_library() {
+    if skip_slow_tests() {
+        return;
+    }
+
     let project_start = Instant::now();
     let server = Project::with_fixture(
         r#"
@@ -50,6 +55,10 @@ use std::collections::Spam;
 
 #[test]
 fn test_runnables_no_project() {
+    if skip_slow_tests() {
+        return;
+    }
+
     let server = project(
         r"
 //- lib.rs
@@ -99,6 +108,10 @@ fn foo() {
 
 #[test]
 fn test_runnables_project() {
+    if skip_slow_tests() {
+        return;
+    }
+
     let code = r#"
 //- foo/Cargo.toml
 [package]
@@ -170,6 +183,10 @@ fn main() {}
 
 #[test]
 fn test_format_document() {
+    if skip_slow_tests() {
+        return;
+    }
+
     let server = project(
         r#"
 //- Cargo.toml
@@ -222,6 +239,10 @@ pub use std::collections::HashMap;
 
 #[test]
 fn test_format_document_2018() {
+    if skip_slow_tests() {
+        return;
+    }
+
     let server = project(
         r#"
 //- Cargo.toml
@@ -277,8 +298,13 @@ pub use std::collections::HashMap;
         ]),
     );
 }
+
 #[test]
 fn test_missing_module_code_action() {
+    if skip_slow_tests() {
+        return;
+    }
+
     let server = project(
         r#"
 //- Cargo.toml
@@ -337,6 +363,10 @@ fn main() {}
 
 #[test]
 fn test_missing_module_code_action_in_json_project() {
+    if skip_slow_tests() {
+        return;
+    }
+
     let tmp_dir = TempDir::new().unwrap();
 
     let path = tmp_dir.path();
@@ -412,6 +442,10 @@ fn main() {{}}
 
 #[test]
 fn diagnostics_dont_block_typing() {
+    if skip_slow_tests() {
+        return;
+    }
+
     let librs: String = (0..10).map(|i| format!("mod m{};", i)).collect();
     let libs: String = (0..10).map(|i| format!("//- src/m{}.rs\nfn foo() {{}}\n\n", i)).collect();
     let server = Project::with_fixture(&format!(
@@ -480,6 +514,10 @@ fn main() {{}}
 
 #[test]
 fn preserves_dos_line_endings() {
+    if skip_slow_tests() {
+        return;
+    }
+
     let server = Project::with_fixture(
         &"
 //- Cargo.toml
diff --git a/crates/test_utils/src/lib.rs b/crates/test_utils/src/lib.rs
index 1244ea8cf..657ddf2a6 100644
--- a/crates/test_utils/src/lib.rs
+++ b/crates/test_utils/src/lib.rs
@@ -356,6 +356,17 @@ pub fn read_text(path: &Path) -> String {
         .replace("\r\n", "\n")
 }
 
+pub fn skip_slow_tests() -> bool {
+    let should_skip = std::env::var("CI").is_err() && std::env::var("RUN_SLOW_TESTS").is_err();
+    if should_skip {
+        eprintln!("ignoring slow test")
+    } else {
+        let path = project_dir().join("./target/.slow_tests_cookie");
+        fs::write(&path, ".").unwrap();
+    }
+    should_skip
+}
+
 const REWRITE: bool = false;
 
 fn assert_equal_text(expected: &str, actual: &str, path: &Path) {
-- 
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