add support for submodules (#173)

__test__/git-directory-helper.test.ts

@@ -363,7 +363,11 @@ async function setup(testName: string): Promise<void> {
     lfsInstall: jest.fn(),
     log1: jest.fn(),
     remoteAdd: jest.fn(),
+    removeEnvironmentVariable: jest.fn(),
     setEnvironmentVariable: jest.fn(),
+    submoduleForeach: jest.fn(),
+    submoduleSync: jest.fn(),
+    submoduleUpdate: jest.fn(),
     tagExists: jest.fn(),
     tryClean: jest.fn(async () => {
       return true

__test__/input-helper.test.ts

@@ -130,11 +130,4 @@ describe('input-helper tests', () => {
     expect(settings.ref).toBe('refs/heads/some-other-ref')
     expect(settings.commit).toBeFalsy()
   })
-
-  it('gives good error message for submodules input', () => {
-    inputs.submodules = 'true'
-    assert.throws(() => {
-      inputHelper.getInputs()
-    }, /The input 'submodules' is not supported/)
-  })
 })

__test__/verify-submodules-false.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+if [ ! -f "./submodules-false/regular-file.txt" ]; then
+    echo "Expected regular file does not exist"
+    exit 1
+fi
+
+if [ -f "./submodules-false/submodule-level-1/submodule-file.txt" ]; then
+    echo "Unexpected submodule file exists"
+    exit 1
+fi

__test__/verify-submodules-not-checked-out.sh

@@ -1,11 +0,0 @@
-#!/bin/bash
-
-if [ ! -f "./submodules-not-checked-out/regular-file.txt" ]; then
-    echo "Expected regular file does not exist"
-    exit 1
-fi
-
-if [ -f "./submodules-not-checked-out/submodule-level-1/submodule-file.txt" ]; then
-    echo "Unexpected submodule file exists"
-    exit 1
-fi

__test__/verify-submodules-recursive.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+if [ ! -f "./submodules-recursive/regular-file.txt" ]; then
+    echo "Expected regular file does not exist"
+    exit 1
+fi
+
+if [ ! -f "./submodules-recursive/submodule-level-1/submodule-file.txt" ]; then
+    echo "Expected submodule file does not exist"
+    exit 1
+fi
+
+if [ ! -f "./submodules-recursive/submodule-level-1/submodule-level-2/nested-submodule-file.txt" ]; then
+    echo "Expected nested submodule file does not exists"
+    exit 1
+fi
+
+echo "Testing persisted credential"
+pushd ./submodules-recursive/submodule-level-1/submodule-level-2
+git config --local --name-only --get-regexp http.+extraheader && git fetch
+if [ "$?" != "0" ]; then
+    echo "Failed to validate persisted credential"
+    popd
+    exit 1
+fi
+popd

__test__/verify-submodules-true.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+if [ ! -f "./submodules-true/regular-file.txt" ]; then
+    echo "Expected regular file does not exist"
+    exit 1
+fi
+
+if [ ! -f "./submodules-true/submodule-level-1/submodule-file.txt" ]; then
+    echo "Expected submodule file does not exist"
+    exit 1
+fi
+
+if [ -f "./submodules-true/submodule-level-1/submodule-level-2/nested-submodule-file.txt" ]; then
+    echo "Unexpected nested submodule file exists"
+    exit 1
+fi
+
+echo "Testing persisted credential"
+pushd ./submodules-true/submodule-level-1
+git config --local --name-only --get-regexp http.+extraheader && git fetch
+if [ "$?" != "0" ]; then
+    echo "Failed to validate persisted credential"
+    popd
+    exit 1
+fi
+popd