diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1605f63..8388715 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,120 +16,140 @@ jobs:
             target: x86_64-unknown-freebsd
             expect_file: "x86-64.+FreeBSD"
             expect_cross: true
+            can_test: false
 
           - platform_name: Linux-x86_64
             os: ubuntu-20.04
             target: x86_64-unknown-linux-musl
             expect_file: "ELF.+x86-64"
             expect_cross: false
+            can_test: true
 
           - platform_name: Linux-aarch64
             os: ubuntu-20.04
             target: aarch64-unknown-linux-musl
             expect_file: "aarch64"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-arm
             os: ubuntu-20.04
             target: arm-unknown-linux-musleabi
             expect_file: "32.+ARM"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-i586
             os: ubuntu-20.04
             target: i586-unknown-linux-musl
             expect_file: "ELF.+80386"
             expect_cross: false
+            can_test: true
 
           - platform_name: Linux-mips
             os: ubuntu-20.04
             target: mips-unknown-linux-musl
             expect_file: "MIPS32.+mips-"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-mipsel
             os: ubuntu-20.04
             target: mipsel-unknown-linux-musl
             expect_file: "MIPS32.+mipsel-"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-mips64
             os: ubuntu-20.04
             target: mips64-unknown-linux-muslabi64
             expect_file: "MIPS64"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-mips64el
             os: ubuntu-20.04
             target: mips64el-unknown-linux-muslabi64
             expect_file: "MIPS64"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-powerpc
             os: ubuntu-20.04
             target: powerpc-unknown-linux-gnu
             expect_file: "32.+PowerPC"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-powerpc64
             os: ubuntu-20.04
             target: powerpc64-unknown-linux-gnu
             expect_file: "64.+PowerPC"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-powerpc64le
             os: ubuntu-20.04
             target: powerpc64le-unknown-linux-gnu
             expect_file: "64.+PowerPC"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-riscv64
             os: ubuntu-20.04
             target: riscv64gc-unknown-linux-gnu
             expect_file: "64.+RISC-V"
             expect_cross: true
+            can_test: true
 
           - platform_name: Linux-s390x
             os: ubuntu-20.04
             target: s390x-unknown-linux-gnu
             expect_file: "64.+S/390"
             expect_cross: true
+            can_test: true
 
           - platform_name: NetBSD-x86_64
             os: ubuntu-20.04
             target: x86_64-unknown-netbsd
             expect_file: "x86-64.+NetBSD"
             expect_cross: true
+            can_test: false
 
           - platform_name: Windows-aarch64
             os: windows-latest
             target: aarch64-pc-windows-msvc
             expect_file: "Aarch64.+Windows"
             expect_cross: false
+            can_test: false
 
           - platform_name: Windows-i686
             os: windows-latest
             target: i686-pc-windows-msvc
             expect_file: "80386.+Windows"
             expect_cross: false
+            can_test: true
 
           - platform_name: Windows-x86_64
             os: windows-latest
             target: x86_64-pc-windows-msvc
             expect_file: "x86-64.+Windows"
             expect_cross: false
+            can_test: true
 
           - platform_name: macOS-x86_64
             os: macOS-latest
             target: x86_64-apple-darwin
             expect_file: "Mach-O.+x86_64"
             expect_cross: false
+            can_test: true
 
           - platform_name: macOS-aarch64
             os: macOS-latest
             target: aarch64-apple-darwin
             expect_file: "Mach-O.+arm64"
             expect_cross: false
+            can_test: false
 
     runs-on: ${{ matrix.platform.os }}
     steps:
@@ -146,9 +166,22 @@ jobs:
         run: |
           cp -a test-project/* .
           rm -fr test-project
-      - name: Use self
+      - name: Run both commands
         uses: "houseabsolute/actions-rust-cross@v0"
         with:
+          command: both
+          target: ${{ matrix.platform.target }}
+        if: ${{ matrix.platform.can_test }}
+      - name: Run test command
+        uses: "houseabsolute/actions-rust-cross@v0"
+        with:
+          command: test
+          target: ${{ matrix.platform.target }}
+        if: ${{ matrix.platform.can_test }}
+      - name: Run build command
+        uses: "houseabsolute/actions-rust-cross@v0"
+        with:
+          command: build
           target: ${{ matrix.platform.target }}
       - name: Check for cross on ${{ matrix.platform.platform_name }}
         shell: bash
diff --git a/Changes.md b/Changes.md
index 135763f..6994c25 100644
--- a/Changes.md
+++ b/Changes.md
@@ -1,3 +1,8 @@
+## 0.0.3 - 2023-03-17
+
+- This action now supports running the `build` and `test` commands, or both,
+  with a new input parameter, `command`. The default is `build`.
+
 ## 0.0.2 - 2023-03-05
 
 - Fixed some typos in the `README.md` documentation.
diff --git a/README.md b/README.md
index 75defce..40b7f6a 100644
--- a/README.md
+++ b/README.md
@@ -18,18 +18,21 @@ jobs:
             target: x86_64-unknown-freebsd
             bin: precious
             name: precious-FreeBSD-x86_64.tar.gz
+            command: build
 
           - release_for: Windows-x86_64
             os: windows-latest
             target: x86_64-pc-windows-msvc
             bin: precious.exe
             name: precious-Windows-x86_64.zip
+            command: both
 
           - release_for: macOS-x86_64
             os: macOS-latest
             target: x86_64-apple-darwin
             bin: precious
             name: precious-Darwin-x86_64.tar.gz
+            command: both
 
             # more release targets here ...
 
@@ -40,6 +43,7 @@ jobs:
       - name: Build binary
         uses: houseabsolute/actions-rust-cross@v0
         with:
+          command: ${{ matrix.platform.command }}
           target: ${{ matrix.platform.target }}
           args: "--locked --release"
           strip: true
@@ -51,12 +55,13 @@ jobs:
 
 This action takes the following parameters:
 
-| Key            | Type                        | Required? | Description                                                                                                                               |
-| -------------- | --------------------------- | --------- | ----------------------------------------------------------------------------------------------------------------------------------------- |
-| `target`       | string                      | yes       | The target triple to compile for. This should be one of the targets listed by running `rustup target list`.                               |
-| `GITHUB_TOKEN` | string                      | no        | Defaults to the value of `${{ github.token }}`.                                                                                           |
-| `args`         | string                      | no        | A string-separated list of arguments to be passed to `cross build`, like `--release --locked`.                                            |
-| `strip`        | boolean (`true` or `false`) | no        | If this is true, then the resulting binary will be stripped if possible. This is only possible for binaries which weren't cross-compiled. |
+| Key            | Type                                       | Required? | Description                                                                                                                               |
+| -------------- | ------------------------------------------ | --------- | ----------------------------------------------------------------------------------------------------------------------------------------- |
+| `command`      | string (one of `build`, `test`, or `both`) | no        | The command(s) to run. The default is `build`. Running the `test` command will fails with \*BSD targets, non-x86 Windows, and macOS ARM.  |
+| `target`       | string                                     | yes       | The target triple to compile for. This should be one of the targets listed by running `rustup target list`.                               |
+| `GITHUB_TOKEN` | string                                     | no        | Defaults to the value of `${{ github.token }}`.                                                                                           |
+| `args`         | string                                     | no        | A string-separated list of arguments to be passed to `cross build`, like `--release --locked`.                                            |
+| `strip`        | boolean (`true` or `false`)                | no        | If this is true, then the resulting binary will be stripped if possible. This is only possible for binaries which weren't cross-compiled. |
 
 ## How it Works
 
diff --git a/action.yml b/action.yml
index bac109b..ee33d1c 100644
--- a/action.yml
+++ b/action.yml
@@ -6,6 +6,10 @@ branding:
 description: |
   Cross compile your Rust projects with cross (https://github.com/cross-rs/cross).
 inputs:
+  command:
+    description: |
+      The commands to run (one of "build", "test", or "both").
+    default: build
   target:
     description: The target platform
     required: true
@@ -52,23 +56,33 @@ runs:
       id: set-build-command
       shell: bash
       run: set-build-command.sh
-    - name: Build binary (*nix)
+    - name: Run tests (*nix)
       shell: bash
       run: |
-        ${{ steps.set-build-command.outputs.build-command }} build ${{ inputs.args }} --target ${{ inputs.target }}
-      if: ${{ runner.os != 'Windows' }}
+        ${{ steps.set-build-command.outputs.build-command }} test ${{ inputs.args }} --target ${{ inputs.target }}
+      if: ${{ inputs.command != 'build' && runner.os != 'Windows' }}
     # We want to run in Powershell on Windows to make sure we compile in a
     # native Windows environment. Some things won't compile properly under
     # msys, notably OpenSSL, which is compiled locally when using the
     # `openssl` crate with the `vendored` feature.
+    - name: Run tests (Windows)
+      shell: powershell
+      run: |
+        & ${{ steps.set-build-command.outputs.build-command }} test ${{ inputs.args }} --target ${{ inputs.target }}
+      if: ${{ inputs.command != 'build' && runner.os == 'Windows' }}
+    - name: Build binary (*nix)
+      shell: bash
+      run: |
+        ${{ steps.set-build-command.outputs.build-command }} build ${{ inputs.args }} --target ${{ inputs.target }}
+      if: ${{ inputs.command != 'test' && runner.os != 'Windows' }}
     - name: Build binary (Windows)
       shell: powershell
       run: |
         & ${{ steps.set-build-command.outputs.build-command }} build ${{ inputs.args }} --target ${{ inputs.target }}
-      if: ${{ runner.os == 'Windows' }}
+      if: ${{ inputs.command != 'test' && runner.os == 'Windows' }}
     - name: Strip binary
       shell: bash
       run: |
         strip target/${{ matrix.platform.target }}/release/${{ matrix.platform.bin }}
       # strip doesn't work with cross-arch binaries on Linux or Windows.
-      if: ${{ inputs.strip == 'true' && steps.determine-cross-compile.outputs.needs-cross == 'false' && inputs.target != 'aarch64-pc-windows-msvc' }}
+      if: ${{ inputs.command != 'test' && inputs.strip == 'true' && steps.determine-cross-compile.outputs.needs-cross == 'false' && inputs.target != 'aarch64-pc-windows-msvc' }}
diff --git a/test-project/src/main.rs b/test-project/src/main.rs
index e7a11a9..b80f5b7 100644
--- a/test-project/src/main.rs
+++ b/test-project/src/main.rs
@@ -1,3 +1,11 @@
 fn main() {
     println!("Hello, world!");
 }
+
+#[cfg(test)]
+mod test {
+    #[test]
+    fn test_something() {
+        assert_eq!(1, 1);
+    }
+}