[android] android nitpick script, verify submodule pins

1 files changed, 53 insertions, 0 deletions

diff --git a/platform/android/gradle/android-nitpick.gradle b/platform/android/gradle/android-nitpick.gradle
new file mode 100644
index 0000000000..dfcbcfb869
--- /dev/null
+++ b/platform/android/gradle/android-nitpick.gradle
@@ -0,0 +1,53 @@
+apply from: "${rootDir}/gradle/dependencies.gradle"
+
+def MAPBOX_JAVA_DIR = 'mapbox-java'
+def MAPBOX_JAVA_TAG_PREFIX = 'v'
+
+def MAPBOX_TELEMETRY_DIR = 'mapbox-events-android'
+def MAPBOX_TELEMETRY_TAG_PREFIX = 'telem-'
+
+def MAPBOX_GESTURES_DIR = 'mapbox-gestures-android'
+def MAPBOX_GESTURES_TAG_PREFIX = 'v'
+
+task verifyVendorSubmodulePins {
+    doLast {
+        println "Verify vendor submodule pins"
+        verifyVendorSubmodulePin(MAPBOX_JAVA_DIR, MAPBOX_JAVA_TAG_PREFIX, versions.mapboxServices)
+        verifyVendorSubmodulePin(MAPBOX_TELEMETRY_DIR, MAPBOX_TELEMETRY_TAG_PREFIX, versions.mapboxTelemetry)
+        verifyVendorSubmodulePin(MAPBOX_GESTURES_DIR, MAPBOX_GESTURES_TAG_PREFIX, versions.mapboxGestures)
+    }
+}
+
+task androidNitpick {
+    doLast {
+        println "Running android nitpick script"
+        verifyVendorSubmodulePins
+    }
+}
+
+private def verifyVendorSubmodulePin(def dir, def prefix, def version) {
+    def output = new ByteArrayOutputStream()
+    exec {
+        workingDir "${rootDir}/vendor/${dir}"
+        commandLine "git", "rev-list", "-n", "1", "tags/${prefix + version}"
+        standardOutput = output
+    }
+    def expectedCommit = output.toString().trim()
+    output.reset()
+
+    exec {
+        workingDir "${rootDir}/vendor/${dir}"
+        commandLine "git", "rev-parse", "HEAD"
+        standardOutput = output
+    }
+    def actualCommit = output.toString().trim()
+
+    if (actualCommit != expectedCommit) {
+        throw new IllegalStateException("${dir} vendor repository is not checked out on the consumed binary's tag.\n" +
+                "Expected commit: " + expectedCommit + "(${prefix + version} tag).\n" +
+                "Actual commit: " + actualCommit + ".\n" +
+                "If you've updated the version in the dependencies.gradle file, make sure to bump the submodule pin in the platform/android/vendor/ directory to match the release tag.\n" +
+                "If you've bumped the pin, make sure to verify the version tag prefix in the android-nitpick.gradle file.")
+    }
+    output.close()
+}
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