chore(ci): add scripts to test against multiple releases of AngularJS

.gitignore

@@ -4,3 +4,4 @@ node_modules
 dist
 /.idea/
 .nvmrc
+tmp/

scripts/find-max-version.js

@@ -0,0 +1,94 @@
+// INPUT = $1 = VERSION
+//  (something like 1.3 or 1.4.5)
+
+// OUTPUT = a specific version number 
+//  (something like 1.3.19 or 1.5.0-beta.2)
+
+// this is used so that we can run a `git`
+// command which is required to parse the
+// collection of tags so that we can figure out
+// the max version for the provided branch value
+var exec = require('child_process').exec;
+
+// this is the provided input value which could
+// be a general branch like `1.3` or a specific
+// version like `1.4.6`.
+var version = process.argv[2];
+if (!version) return;
+
+exec("git --git-dir ./tmp/angular.js/.git tag", function(error, output) {
+  var v = findMaxVersion(version, output);
+  if (v) {
+    // drop the `v` prefix from the version
+    // `v1.3.5` => `1.3.5`
+    //
+    // this will relay the version number over
+    // to the build script that used this
+    console.log(v.substr(1));
+  }
+});
+
+function findMaxVersion(branch, output) {
+  var lines;
+  var highestVersion;
+  var majorBranch;
+
+  // these weights are used to figure out which
+  // releases are more important than others
+  // (e.g. 1.3.0 > 1.3.0.beta.2)
+  var WEIGHTS = {
+    'beta': 10,
+    'rc': 1000,
+    'stable': 1000000
+  };
+
+  // this happens if the user provides a specific
+  // version like `1.3.5` or `1.5.0-beta.2` instead
+  // of a general branch like `1.3` or `1.5`.
+  if (branch.match(/\./g).length > 1) {
+    lines = ['v' + branch];
+    majorBranch = branch.match(/^\d+\.\d+/)[0];
+  } else {
+    majorBranch = branch;
+    lines = output.split("\n");
+  }
+
+  var versionRegex = new RegExp('^v' + majorBranch + '.(\\d+)(?:-(beta|rc).(\\d+))?');
+
+  for (var i = lines.length - 1; i >= 0; i--) {
+    var line = lines[i];
+    var result = line.match(versionRegex);
+    if (result && result.length > 0) {
+      // stable releases have a higher weight than beta/RC versions
+      // so we want to include 
+      var weight = result[1] * WEIGHTS.stable;
+
+      if (result[2]) {
+        // something like "1.3.0-beta.2" will have a weight
+        // of 20 while "1.3.0-rc.2" will have a weight of
+        // 2000 while "1.3.2" will have a weight of 2000000
+        // (which is calculated a few lines above here).
+        // we add "1" to the end incase we match something
+        // like "beta.0"
+        //
+        // so 1.3.0-beta.0 => 10 and 1.3.0-rc.0 => 1000
+        var multiplier = WEIGHTS[result[2]];
+        weight += multiplier * (result[3] + 1);
+      } else {
+        // this adds an extra 1 as well so that
+        // 1.3.0 => 1000000
+        weight += WEIGHTS.stable;
+      }
+
+      if (!highestVersion || highestVersion.weight < weight) {
+        highestVersion = { version: line, weight: weight };
+      }
+    }
+  }
+
+  // in the event that we don't figure out a version
+  // due to mismatched branches/tags we should not
+  // return anything. The build scripts will detect
+  // this and set a failing exit code.
+  return highestVersion && highestVersion.version;
+}

scripts/test-versions.sh

@@ -0,0 +1,125 @@
+# the purpose of this file is to download
+# assigned AngularJS source files and test
+# them against this build of AngularMaterial.
+
+# This works by pulling in all of the tags
+# form angular.js, finding the highest version
+# numbers for each branch (e.g. 1.3 => 1.3.X where
+# X is the highest patch release). For each
+# detected version it will then copy over each
+# of the source files to the node_modules/angular-X
+# folder and then run `gulp karma` to see if
+# they pass. If there are one or more failed tests
+# then this script will propagate a failed exit code
+
+# [INPUT]
+# just run `./scripts/test-versions.sh`
+
+# [OUTPUT]
+# an exit code of "0" (passing) or "1" (failing)
+
+# [CONFIG VALUES]
+
+# Available Options are: 1.X, 1.X.X, 1.X.X-(beta|rc).X or snapshot
+VERSIONS=(1.3 1.4 1.5 snapshot)
+
+#
+# DO NOT EDIT PASSED THIS LINE 
+#
+CDN="https://code.angularjs.org"
+FAILED=false
+ANGULAR_FILES=(
+  angular
+  angular-animate
+  angular-route
+  angular-aria
+  angular-messages
+  angular-mocks
+)
+
+if [ ${#VERSIONS[@]} == 0 ]; then
+  echo "Error: please specify one or more versions of AngularJS to test..."
+  exit 1
+fi;
+
+if [ ! -e ./tmp ]; then
+  mkdir -p ./tmp
+fi
+
+if [ ! -e ./tmp/angular.js ]; then
+  git clone https://github.com/angular/angular.js ./tmp/angular.js
+fi
+
+for VERSION in "${VERSIONS[@]}"; do
+  if [ $VERSION == "snapshot" ]; then
+    ZIP_FILE_SHA=$(curl "$CDN/snapshot/version.txt")
+    ZIP_URL="$CDN/snapshot/angular-$ZIP_FILE_SHA.zip"
+  else
+    LATEST_VERSION=$(node ./scripts/find-max-version.js $VERSION)
+    echo $LATEST_VERSION
+    if [ ! $LATEST_VERSION ]; then
+      echo "Error: version "$VERSION" of angular does not exist..."
+      exit 1
+    fi
+
+    VERSION=$LATEST_VERSION
+    ZIP_FILE_SHA=$VERSION
+    ZIP_URL="$CDN/$VERSION/angular-$VERSION.zip"
+  fi
+
+  BASE_DIR="./tmp/angular-$VERSION"
+
+  if [ ! -d $BASE_DIR ]; then
+    ZIP_FILE="angular-$VERSION.zip"
+    ZIP_FILE_PATH="./tmp/$ZIP_FILE"
+
+    curl $ZIP_URL > $ZIP_FILE_PATH
+    unzip -d $BASE_DIR $ZIP_FILE_PATH
+    mv "$BASE_DIR/angular-$ZIP_FILE_SHA" "$BASE_DIR/files"
+  fi
+
+  echo "\n\n--- Testing AngularMaterial against AngularJS (${VERSION}) ---\n"
+
+  for ANGULAR_FILE in "${ANGULAR_FILES[@]}"; do
+    REPLACEMENT_FILE="$BASE_DIR/files/$ANGULAR_FILE.js"
+    MIN_REPLACEMENT_FILE="$BASE_DIR/files/$ANGULAR_FILE.min.js"
+
+    NODE_LIB_FILE="./node_modules/$ANGULAR_FILE/$ANGULAR_FILE.js"
+    MIN_NODE_LIB_FILE="./node_modules/$ANGULAR_FILE/$ANGULAR_FILE.min.js"
+
+    rm $NODE_LIB_FILE
+    cp $REPLACEMENT_FILE $NODE_LIB_FILE 
+    echo "[copy] copied over $REPLACEMENT_FILE to $NODE_LIB_FILE"
+
+    if [ -e $MIN_NODE_LIB_FILE ]; then
+      rm $MIN_NODE_LIB_FILE
+    fi
+
+    if [ -e $MIN_REPLACEMENT_FILE ]; then
+      cp $MIN_REPLACEMENT_FILE $MIN_NODE_LIB_FILE 
+    fi
+    echo "[copy] copied over $MIN_REPLACEMENT_FILE to $MIN_NODE_LIB_FILE"
+  done
+
+  echo "\n"
+  node ./node_modules/gulp/bin/gulp.js karma --reporters='dots'
+  LAST_EXIT_CODE=$?
+
+  echo "\n\n--- Finished Testing AngularMaterial against AngularJS (${VERSION}) ---"
+
+  if [ $LAST_EXIT_CODE == "1" ]; then
+    echo "STATUS: FAILED"
+    FAILED=true
+  else
+    echo "STATUS: SUCCESS"
+  fi
+
+  echo "\n\n"
+done
+
+if [ $FAILED == true ]; then
+  echo "Error: One or more of the karma tests have failed..."
+  exit 1
+else 
+  echo "All tests have passed successfully..."
+fi