PUBAPI-1233/PUBAPI-1234 - let fwrule and snapshot tests work even

when there isn't an existing machine to test with.

test/integration/cli-fwrules.test.js

@@ -23,6 +23,7 @@ var RULE = 'FROM any TO vm $id ALLOW tcp PORT 80';
 var RULE2 = 'FROM any TO vm $id BLOCK tcp port 25';
 var INST;
 var ID;
+var FAKE_INST_UUID = '89bcb9de-f174-4f20-bfa8-27d9749e6a2c';
 
 // --- Tests
 
@@ -33,11 +34,17 @@ test('triton fwrule', function (tt) {
                 return t.end();
 
             var rows = stdout.split('\n');
-            INST = JSON.parse(rows[0]).id;
-            t.ok(INST);
-
-            RULE = RULE.replace('$id', INST);
-            RULE2 = RULE2.replace('$id', INST);
+            try {
+                INST = JSON.parse(rows[0]).id;
+                RULE = RULE.replace('$id', INST);
+                RULE2 = RULE2.replace('$id', INST);
+            } catch (e) {
+                // if we don't have a VM already running to test with, we'll
+                // run most tests with a fake UUID, and skip any tests that
+                // require an actual machine UUID
+                RULE = RULE.replace('$id', FAKE_INST_UUID);
+                RULE2 = RULE2.replace('$id', FAKE_INST_UUID);
+            }
 
             t.end();
         });
@@ -148,6 +155,9 @@ test('triton fwrule', function (tt) {
             t.ok(machines[0].match(/ID\s+NAME\s+IMG\s+BRAND/));
             machines.shift();
 
+            if (!INST)
+                return t.end();
+
             t.equal(machines.length, 1, 'triton fwrule instances expected ' +
                     'num machines');
 

test/integration/cli-snapshots.test.js

@@ -19,6 +19,7 @@ var test = require('tape');
 
 var SNAP_NAME = 'test-snapshot';
 var INST;
+var DESTROY_INST = false;
 
 // --- Tests
 
@@ -29,10 +30,21 @@ test('triton snapshot', function (tt) {
                 return t.end();
 
             var rows = stdout.split('\n');
-            INST = JSON.parse(rows[0]).id;
-            t.ok(INST);
 
-            t.end();
+            try {
+                INST = JSON.parse(rows[0]).id;
+                return t.end();
+            } catch (e) {
+                h.createMachine(function onCreate(err2, instId) {
+                    if (h.ifErr(t, err2, 'triton instance create'))
+                        return t.end();
+
+                    INST = instId;
+                    DESTROY_INST = true;
+
+                    t.end();
+                });
+            }
         });
     });
 
@@ -113,4 +125,13 @@ test('triton snapshot', function (tt) {
             t.end();
         });
     });
+
+    tt.test('teardown', function (t) {
+        if (!DESTROY_INST)
+            return t.end();
+
+        h.triton('instance delete ' + INST, function () {
+            t.end();
+        });
+    });
 });

test/integration/helpers.js

@@ -121,6 +121,8 @@ function triton(args, opts, cb) {
     }, cb);
 }
 
+
+
 /*
  * triton wrapper that:
  * - tests no error is present
@@ -172,6 +174,54 @@ function createClient() {
 }
 
 
+/*
+ * Create a small instance.
+ */
+function createMachine(cb) {
+    function jsonToObjs(jsons) {
+        return jsons.split('\n').map(function (json) {
+            try {
+                return JSON.parse(json);
+            } catch (e) {}
+        }).filter(function (obj) {
+            return obj;
+        });
+    }
+
+    triton('package list -j', function (err, pkgJson) {
+        if (err)
+            return cb(err);
+
+        // pick the smallest package (ram-wise)
+        var pkgs = jsonToObjs(pkgJson);
+        var pkg = pkgs.sort(function (x, y) {
+            return (x.memory > y.memory) ? 1 : -1;
+        })[0];
+
+        triton('image list -j', function (err2, imgJson) {
+            if (err2)
+                return cb(err2);
+
+            // pick any smartos image
+            var imgs = jsonToObjs(imgJson);
+            var img = imgs.filter(function (i) {
+                return i.os === 'smartos';
+            })[0];
+
+            triton('instance create -w ' + img.id + ' ' + pkg.id,
+                   function (err3, stdout) {
+                if (err3)
+                    return cb(err3);
+
+                var match = stdout.match(/Created .+? \((.+)\)/);
+                var inst = match[1];
+                cb(null, inst);
+            });
+        });
+    });
+}
+
+
 // --- exports
 
 module.exports = {
@@ -179,5 +229,6 @@ module.exports = {
     triton: triton,
     safeTriton: safeTriton,
     createClient: createClient,
+    createMachine: createMachine,
     ifErr: testcommon.ifErr
 };