chore: check each feature works properly

Cargo.toml

@@ -9,6 +9,5 @@ members = [
 
   # Internal
   "examples",
-  "tests-build",
   "tests-integration",
 ]

azure-pipelines.yml

@@ -25,20 +25,8 @@ jobs:
     displayName: Test tokio
     cross: true
     crates:
-      tokio:
-        - fs
-        - io
-        - io-util
-        - net-driver
-        - process
-        - rt-full
-        - signal
-        - sync
-        - tcp
-        - timer
-        - udp
-        - uds
-      tests-integration: []
+      - tokio
+      - tests-integration
 
 # Test crates that are NOT platform specific
 - template: ci/azure-test-stable.yml
@@ -47,29 +35,10 @@ jobs:
     displayName: Test sub crates -
     rust: beta
     crates:
-      tokio-macros: []
-      tokio-test: []
-      tokio-util: []
-      examples: []
-
-# Test compilation failure
-# Disable pending: https://github.com/tokio-rs/tokio/pull/1695#issuecomment-547045383
-# - template: ci/azure-test-stable.yml
-#   parameters:
-#     name: test_features
-#     displayName: Test feature flags
-#     rust: beta
-#     crates:
-#       tests-build:
-#         # - tokio-executor
-#         # - executor-without-current-thread
-#         # - macros-invalid-input
-#         # - net-no-features
-#         # - net-with-tcp
-#         # - net-with-udp
-#         # - net-with-uds
-#         # - tokio-no-features
-#         # - tokio-with-net
+      - tokio-macros
+      - tokio-test
+      - tokio-util
+      - examples
 
 # Run loom tests
 - template: ci/azure-loom.yml

ci/azure-test-stable.yml

@@ -20,6 +20,11 @@ jobs:
       # rust_version: stable
       rust_version: ${{ parameters.rust }}
 
+  - script: cargo install cargo-hack
+    displayName: Install cargo-hack
+    # FIXME(taiki-e): many features of current cargo-hack are not available on windows: https://github.com/taiki-e/cargo-hack/issues/3
+    condition: not(eq(variables['Agent.OS'], 'Windows_NT'))
+
   - template: azure-is-release.yml
 
   - ${{ each crate in parameters.crates }}:
@@ -28,17 +33,28 @@ jobs:
       env:
         LOOM_MAX_PREEMPTIONS: 2
         CI: 'True'
-      displayName: ${{ crate.key }} - cargo test
-      workingDirectory: $(Build.SourcesDirectory)/${{ crate.key }}
-
-    # Run with each specified feature
-    - ${{ each feature in crate.value }}:
-      - script: cargo test --no-default-features --features ${{ feature }}
-        env:
-          LOOM_MAX_PREEMPTIONS: 2
-          CI: 'True'
-        displayName: ${{ crate.key }} - cargo test --features ${{ feature }}
-        workingDirectory: $(Build.SourcesDirectory)/${{ crate.key }}
+      displayName: ${{ crate }} - cargo test
+      workingDirectory: $(Build.SourcesDirectory)/${{ crate }}
+
+    # Run with all crate features
+    - script: cargo test --all-features
+      env:
+        LOOM_MAX_PREEMPTIONS: 2
+        CI: 'True'
+      displayName: ${{ crate }} - cargo test --all-features
+      workingDirectory: $(Build.SourcesDirectory)/${{ crate }}
+
+    # Check each specified feature works properly
+    # * --each-feature - run for each feature which includes --no-default-features and default features of package
+    # * --no-dev-deps - build without dev-dependencies to avoid https://github.com/rust-lang/cargo/issues/4866
+    - script: cargo hack check --each-feature --no-dev-deps
+      env:
+        LOOM_MAX_PREEMPTIONS: 2
+        CI: 'True'
+      displayName: ${{ crate }} - cargo hack check --each-feature
+      workingDirectory: $(Build.SourcesDirectory)/${{ crate }}
+      # FIXME(taiki-e): many features of current cargo-hack are not available on windows: https://github.com/taiki-e/cargo-hack/issues/3
+      condition: not(eq(variables['Agent.OS'], 'Windows_NT'))
 
   - template: azure-patch-crates.yml
 
@@ -48,14 +64,25 @@ jobs:
       env:
         LOOM_MAX_PREEMPTIONS: 2
         CI: 'True'
-      displayName: ${{ crate.key }} - cargo test
-      workingDirectory: $(Build.SourcesDirectory)/${{ crate.key }}
-
-    # Run with each specified feature
-    - ${{ each feature in crate.value }}:
-      - script: cargo test --no-default-features --features ${{ feature }}
-        env:
-          LOOM_MAX_PREEMPTIONS: 2
-          CI: 'True'
-        displayName: ${{ crate.key }} - cargo test --features ${{ feature }}
-        workingDirectory: $(Build.SourcesDirectory)/${{ crate.key }}
+      displayName: ${{ crate }} - cargo test
+      workingDirectory: $(Build.SourcesDirectory)/${{ crate }}
+
+    # Run with all crate features
+    - script: cargo test --all-features
+      env:
+        LOOM_MAX_PREEMPTIONS: 2
+        CI: 'True'
+      displayName: ${{ crate }} - cargo test --all-features
+      workingDirectory: $(Build.SourcesDirectory)/${{ crate }}
+
+    # Check each specified feature works properly
+    # * --each-feature - run for each feature which includes --no-default-features and default features of package
+    # * --no-dev-deps - build without dev-dependencies to avoid https://github.com/rust-lang/cargo/issues/4866
+    - script: cargo hack check --each-feature --no-dev-deps
+      env:
+        LOOM_MAX_PREEMPTIONS: 2
+        CI: 'True'
+      displayName: ${{ crate }} - cargo hack check --each-feature
+      workingDirectory: $(Build.SourcesDirectory)/${{ crate }}
+      # FIXME(taiki-e): many features of current cargo-hack are not available on windows: https://github.com/taiki-e/cargo-hack/issues/3
+      condition: not(eq(variables['Agent.OS'], 'Windows_NT'))