Test with all features enabled in CI

Author: David Orchard

.github/workflows/msrv.yml

@@ -63,21 +63,23 @@ jobs:
         uses: actions-rs/cargo@v1
         with:
           command: test
+          args: --all-features
 
       - name: Run cargo test (nightly)
         if: matrix.rust == '1.46.0'
         continue-on-error: true
         uses: actions-rs/cargo@v1
         with:
           command: test
-          args: --tests
+          args: --tests --all-features
 
       - name: Run cargo test (nightly)
         if: matrix.rust == 'nightly'
         continue-on-error: true
         uses: actions-rs/cargo@v1
         with:
           command: test
+          args: --all-features
 
   fmt:
     needs: [check]

Cargo.toml

@@ -46,6 +46,3 @@ tokio = { version = "1", features = ["rt-multi-thread", "macros", "fs", "io-util
 warp = "0.3.1"
 futures = "0.3.15"
 reqwest = "0.11.3"
-# Workaround to activate non-default features for tests:
-# https://github.com/rust-lang/cargo/issues/2911
-config = { path = ".", features = ["preserve_order"] }