From 7592be0ca6fd53c8790aa519d0d0ad87bfac4684 Mon Sep 17 00:00:00 2001
From: jdesprez <jdesprez@google.com>
Date: Tue, 11 Apr 2017 11:37:08 -0700
Subject: Adapt ApkInstaller for Tradefed as a replacement

Allow the preparer to look for env variable or root dir in
order to work inside TF and CTS.

Test: unit tests, tests ./cts-tradefed run cts-dev -m
CtsGestureTestCases using new preparer
Bug: 37213493
Change-Id: Ic5b3f830a2e4e63f272f508a321a00cf8fcb596d
(cherry picked from commit 0c3f6d82e390f1b01ba32ba314598692ce6b5c74)
---
 .../targetprep/suite/SuiteApkInstaller.java        | 84 ++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 src/com/android/tradefed/targetprep/suite/SuiteApkInstaller.java

(limited to 'src/com/android/tradefed/targetprep')

diff --git a/src/com/android/tradefed/targetprep/suite/SuiteApkInstaller.java b/src/com/android/tradefed/targetprep/suite/SuiteApkInstaller.java
new file mode 100644
index 000000000..758453398
--- /dev/null
+++ b/src/com/android/tradefed/targetprep/suite/SuiteApkInstaller.java
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.tradefed.targetprep.suite;
+
+import com.android.tradefed.build.IBuildInfo;
+import com.android.tradefed.config.OptionClass;
+import com.android.tradefed.device.ITestDevice;
+import com.android.tradefed.targetprep.TargetSetupError;
+import com.android.tradefed.targetprep.TestAppInstallSetup;
+import com.android.tradefed.util.FileUtil;
+
+import com.google.common.annotations.VisibleForTesting;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+
+/**
+ * Installs specified APKs for Suite configuration: either from $ANDROID_TARGET_OUT_TESTCASES
+ * variable or the ROOT_DIR in build info.
+ */
+@OptionClass(alias = "apk-installer")
+public class SuiteApkInstaller extends TestAppInstallSetup {
+
+    private static final String ANDROID_TARGET_TESTCASES = "ANDROID_TARGET_OUT_TESTCASES";
+    private static final String ROOT_DIR = "ROOT_DIR";
+
+    @VisibleForTesting
+    String getEnvVariable() {
+        return System.getenv(ANDROID_TARGET_TESTCASES);
+    }
+
+    /**
+     * Try to find a path for the base root tests directory.
+     *
+     * @param buildInfo the {@link IBuildInfo} describing the build.
+     * @return a {@link File} pointing to the directory of the root tests dir.
+     * @throws FileNotFoundException if no root dir is defined.
+     */
+    @VisibleForTesting
+    protected File getTestsDir(IBuildInfo buildInfo) throws FileNotFoundException {
+        String testcasesPath = getEnvVariable();
+        if (testcasesPath != null) {
+            return new File(testcasesPath);
+        }
+        if (buildInfo.getBuildAttributes().get(ROOT_DIR) != null) {
+            return new File(buildInfo.getBuildAttributes().get(ROOT_DIR));
+        }
+        throw new FileNotFoundException(
+                String.format(
+                        "$%s is undefined, and no %s was found.",
+                        ANDROID_TARGET_TESTCASES, ROOT_DIR));
+    }
+
+    /** {@inheritDoc} */
+    @Override
+    protected File getLocalPathForFilename(
+            IBuildInfo buildInfo, String apkFileName, ITestDevice device) throws TargetSetupError {
+        File apkFile = null;
+        try {
+            // use findFile because there may be a subdirectory
+            apkFile = FileUtil.findFile(getTestsDir(buildInfo), apkFileName);
+            if (apkFile == null || !apkFile.isFile()) {
+                throw new FileNotFoundException();
+            }
+        } catch (FileNotFoundException e) {
+            throw new TargetSetupError(
+                    String.format("%s not found", apkFileName), e, device.getDeviceDescriptor());
+        }
+        return apkFile;
+    }
+}
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