Expand local testing via earthly

Signed-off-by: Alex Couture-Beil <alex@earthly.dev>

.github/workflows/test.yml

@@ -8,10 +8,10 @@ on:
 
 jobs:
   unit:
-    name: Unit Test
+    name: earthly +all
     strategy:
       matrix:
-        platform: [ubuntu-latest, macos-latest, windows-latest]
+        platform: [ubuntu-latest]
     runs-on: ${{ matrix.platform }}
     steps:
       - uses: actions/checkout@v3
@@ -19,8 +19,9 @@ jobs:
         with:
           cache: ${{ !env.ACT && 'npm' || '' }}
           node-version: "16.x"
-      - run: npm install
-      - run: npm run test
+      - uses: ./
+      - run: earthly +all
+  # Below are tests specific to the github actions, which ensure the actions-setup code works with GHA
   latest:
     name: Test Latest Version Install
     strategy:

Earthfile

@@ -1,3 +1,5 @@
+VERSION 0.6
+
 npm-base:
     FROM alpine:3.13.5
     RUN apk add --update nodejs npm
@@ -29,13 +31,72 @@ compile:
     SAVE ARTIFACT dist AS LOCAL dist
     SAVE ARTIFACT node_modules AS LOCAL node_modules
 
+test-compile-was-run:
+    FROM alpine:3.13.5
+    COPY dist /from-git
+    COPY +compile/dist /from-compile
+    RUN diff -r /from-git /from-compile >/dev/null || (echo "dist and +compile/dist are different, did you forget to run earthly +compile?" && exit 1)
+
 test:
     FROM +code
     COPY tsconfig.json .
     COPY jest.config.js .
     RUN npm test
 
+test-run:
+    FROM +npm-base
+    COPY --dir +compile/dist .
+    ENV RUNNER_TOOL_CACHE=/tmp/cache-dir
+    RUN node dist/setup/index.js | tee output
+    RUN ! grep 'Found tool in cache' output
+    RUN cat output | grep '^::add-path::' | sed 's/::add-path:://g' > earthly-path
+    RUN test "$(cat earthly-path)" = "/root/.earthly/bin"
+    RUN export PATH="$(cat earthly-path):$PATH" && earthly --version | grep '^earthly version v.*linux/amd64; Linux'
+
+    # validate cache was used
+    RUN node dist/setup/index.js | tee output2
+    RUN grep 'Found tool in cache' output2
+
+lint-newline:
+    FROM alpine:3.15
+    WORKDIR /everything
+    COPY . .
+    # test that line endings are unix-style
+    RUN set -e; \
+        code=0; \
+        for f in $(find . -type f \( -iname '*.ts' -o -iname 'Earthfile' \) | grep -v node_modules); do \
+            if ! dos2unix < "$f" | cmp - "$f"; then \
+                echo "$f contains windows-style newlines and must be converted to unix-style (use dos2unix to fix)"; \
+                code=1; \
+            fi; \
+        done; \
+        exit $code
+    # test file ends with a single newline
+    RUN set -e; \
+        code=0; \
+        for f in $(find . -type f \( -iname '*.ts' -o -iname 'Earthfile' \) | grep -v node_modules); do \
+            if [ "$(tail -c 1 $f)" != "$(printf '\n')" ]; then \
+                echo "$f does not end with a newline"; \
+                code=1; \
+            fi; \
+        done; \
+        exit $code
+    # check for files with trailing newlines
+    RUN set -e; \
+        code=0; \
+        for f in $(find . -type f \( -iname '*.ts' -o -iname 'Earthfile' \) | grep -v node_modules); do \
+            if [ "$(tail -c 2 $f)" == "$(printf '\n\n')" ]; then \
+                echo "$f has trailing newlines"; \
+                code=1; \
+            fi; \
+        done; \
+        exit $code
+
+
 all:
     BUILD +lint
+    BUILD +lint-newline
     BUILD +compile
     BUILD +test
+    BUILD +test-run
+    BUILD +test-compile-was-run

README.md

@@ -61,7 +61,9 @@ Install a version that adheres to a semver range
 
 ### Testing
 
-You can test this action locally using [act](https://github.com/nektos/act). See the repo for more instructions.
+You can perform a local test by running `earthly +all`.
+
+It is also possible to use [act](https://github.com/nektos/act) to test the contents of the github actions config.
 
 ## Configuration