Add whale examples to e2e tests

test/e2e/tests/test_example_inputs.sh

@@ -11,4 +11,9 @@ trap cleanup EXIT
 
 fission fn create --name inputs --env workflow --src ${EXAMPLE_DIR}/inputs.wf.yaml
 sleep 5 # TODO remove this once we can initiate synchronous commands
-fission fn test --name inputs -b 'foobar' -H 'HEADER_KEY: HEADER_VAL' --method PUT | grep HEADER_KEY | grep HEADER_VAL | grep PUT | grep foobar
+fission fn test --name inputs -b 'foobar' -H 'HEADER_KEY: HEADER_VAL' --method PUT \
+    | tee /dev/tty \
+    | grep -i Header_Val \
+    | grep HEADER_VAL \
+    | grep -i PUT \
+    | grep -q foobar

test/e2e/tests/test_whales.sh

@@ -0,0 +1,119 @@
+#!/usr/bin/env bash
+
+# Tests the whale examples in the examples/whales directory
+
+set -euo pipefail
+
+WHALES_DIR=$(dirname $0)/../../../examples/whales
+BINARY_ENV_VERSION=latest
+
+# TODO move to util file
+# retry function adapted from:
+# https://unix.stackexchange.com/questions/82598/how-do-i-write-a-retry-logic-in-script-to-keep-retrying-to-run-it-upto-5-times/82610
+function retry {
+  local n=1
+  local max=5
+  local delay=5
+  while true; do
+    "$@" && break || {
+      if [[ ${n} -lt ${max} ]]; then
+        ((n++))
+        echo "Command '$@' failed. Attempt $n/$max:"
+        sleep ${delay};
+      else
+        >&2 echo "The command has failed after $n attempts."
+        exit 1;
+      fi
+    }
+  done
+}
+
+cleanup() {
+    echo "cleaning up..."
+    set +e
+    fission fn delete --name whalesay
+    fission fn delete --name fortune
+    fission fn delete --name fortunewhale
+    fission fn delete --name echowhale
+    fission fn delete --name metadatawhale
+    fission fn delete --name nestedwhale
+    fission fn delete --name maybewhale
+    fission fn delete --name failwhale
+    fission fn delete --name foreachwhale
+    fission fn delete --name switchwhale
+    fission fn delete --name whilewhale
+    fission fn delete --name httpwhale
+    fission fn delete --name scopedwhale
+}
+trap cleanup EXIT
+
+# Deploy required functions and environments
+echo "Deploying required fission functions and environments..."
+fission env create --name binary --image fission/binary-env:${BINARY_ENV_VERSION} || true
+fission fn create --name whalesay --env binary --deploy ${WHALES_DIR}/whalesay.sh
+fission fn create --name fortune --env binary --deploy ${WHALES_DIR}/fortune.sh
+
+# Ensure that functions are available
+retry fission fn test --name fortune
+
+# test 1: fortunewhale - simplest example
+echo "[Test 1]: fortunewhale"
+fission fn create --name fortunewhale --env workflow --src ${WHALES_DIR}/fortunewhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name fortunewhale | tee /dev/tty | grep -q "## ## ## ## ##"
+
+# test 2: echowhale - parses body input
+echo "[Test 2]: echowhale"
+fission fn create --name echowhale --env workflow --src ${WHALES_DIR}/echowhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name echowhale -b "Test plz ignore" | tee /dev/tty | grep -q "Test plz ignore"
+
+# test 3: metadata - parses metadata (headers, query params...)
+echo "[Test 3]: metadatawhale"
+fission fn create --name metadatawhale --env workflow --src ${WHALES_DIR}/metadatawhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name metadatawhale -H "Prefix: The test says:" | tee /dev/tty | grep -q "The test says:"
+
+# Test 4: nestedwhale - shows nesting workflows
+echo "[Test 4]: nestedwhale"
+fission fn create --name nestedwhale --env workflow --src ${WHALES_DIR}/nestedwhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name nestedwhale | tee /dev/tty | grep -q "## ## ## ## ##"
+
+# Test 5: maybewhale - shows of dynamic tasks
+echo "[Test 5]: maybewhale"
+fission fn create --name maybewhale --env workflow --src ${WHALES_DIR}/maybewhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name maybewhale | tee /dev/tty | grep -q "## ## ## ## ##"
+
+echo "[Test 6]: failwhale"
+fission fn create --name failwhale --env workflow --src ${WHALES_DIR}/failwhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name failwhale | tee /dev/tty | grep -q "all has failed"
+
+echo "[Test 7]: foreachwhale"
+fission fn create --name foreachwhale --env workflow --src ${WHALES_DIR}/foreachwhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name foreachwhale | tee /dev/tty | grep -q "[10,20,30,40,50]"
+
+echo "[Test 8]: switchwhale"
+fission fn create --name switchwhale --env workflow --src ${WHALES_DIR}/switchwhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name switchwhale -b 'hello' | tee /dev/tty | grep -q "world"
+fission fn test --name switchwhale -b 'foo' | tee /dev/tty | grep -q "bar"
+fission fn test --name switchwhale -b 'acme' | tee /dev/tty | grep -q "right..."
+
+echo "[Test 9]: whilewhale"
+fission fn create --name whilewhale --env workflow --src ${WHALES_DIR}/whilewhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name whilewhale | tee /dev/tty | grep "5"
+
+echo "[Test 10]: httpwhale"
+fission fn create --name httpwhale --env workflow --src ${WHALES_DIR}/httpwhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name httpwhale | tee /dev/tty | grep -q "## ## ## ## ##"
+
+echo "[Test 11]: scopedwhale"
+fission fn create --name scopedwhale --env workflow --src ${WHALES_DIR}/scopedwhale.wf.yaml
+sleep 5 # TODO remove this once we can initiate synchronous commands
+fission fn test --name scopedwhale | tee /dev/tty | grep -q "## ## ## ## ##"