Merge pull request #489 from sdboyer/new-ensure

Implement new spec for `dep ensure`

Author: sdboyer

cmd/dep/ensure.go

@@ -0,0 +1,51 @@
+// Copyright 2016 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"testing"
+
+	"github.com/golang/dep/internal/gps"
+)
+
+func TestInvalidEnsureFlagCombinations(t *testing.T) {
+	ec := &ensureCommand{
+		update: true,
+		add:    true,
+	}
+
+	if err := ec.validateFlags(); err == nil {
+		t.Error("-add and -update together should fail validation")
+	}
+
+	ec.vendorOnly, ec.add = true, false
+	if err := ec.validateFlags(); err == nil {
+		t.Error("-vendor-only with -update should fail validation")
+	}
+
+	ec.add, ec.update = true, false
+	if err := ec.validateFlags(); err == nil {
+		t.Error("-vendor-only with -add should fail validation")
+	}
+
+	ec.noVendor, ec.add = true, false
+	if err := ec.validateFlags(); err == nil {
+		t.Error("-vendor-only with -no-vendor should fail validation")
+	}
+	ec.noVendor = false
+
+	// Also verify that the plain ensure path takes no args. This is a shady
+	// test, as lots of other things COULD return errors, and we don't check
+	// anything other than the error being non-nil. For now, it works well
+	// because a panic will quickly result if the initial arg length validation
+	// checks are incorrectly handled.
+	if err := ec.runDefault(nil, []string{"foo"}, nil, nil, gps.SolveParameters{}); err == nil {
+		t.Errorf("no args to plain ensure with -vendor-only")
+	}
+	ec.vendorOnly = false
+	if err := ec.runDefault(nil, []string{"foo"}, nil, nil, gps.SolveParameters{}); err == nil {
+		t.Errorf("no args to plain ensure")
+	}
+}

cmd/dep/ensure_test.go

@@ -0,0 +1,8 @@
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/sdboyer/deptesttres"
+
+[[constraint]]
+  name = "github.com/sdboyer/deptest"
+  version = "0.8.1"

cmd/dep/testdata/harness_tests/ensure/add/all-new-double-spec/final/Gopkg.lock

@@ -5,8 +5,9 @@
 package main
 
 import (
-	_ "github.com/sdboyer/deptest"
+	"github.com/sdboyer/deptesttres"
 )
 
 func main() {
+	type a deptesttres.Bar
 }

cmd/dep/testdata/harness_tests/ensure/add/all-new-double-spec/final/Gopkg.toml

@@ -0,0 +1,10 @@
+{
+  "commands": [
+    ["init", "-no-examples"],
+    ["ensure", "-add", "github.com/sdboyer/deptest", "github.com/sdboyer/deptest@v0.8.1"]
+  ],
+  "vendor-final": [
+      "github.com/sdboyer/deptest",
+      "github.com/sdboyer/deptesttres"
+  ]
+}

cmd/dep/testdata/harness_tests/ensure/package/case1/initial/main.go renamed to cmd/dep/testdata/harness_tests/ensure/add/all-new-double-spec/initial/main.go

@@ -1,4 +1,4 @@
 
 [[constraint]]
   name = "github.com/sdboyer/deptest"
-  version = "0.8.0"
+  version = "1.0.0"

cmd/dep/testdata/harness_tests/ensure/add/all-new-double-spec/testcase.json

@@ -5,8 +5,9 @@
 package main
 
 import (
-	_ "github.com/sdboyer/deptest"
+	"github.com/sdboyer/deptest"
 )
 
 func main() {
+	type a deptest.Bar
 }

cmd/dep/testdata/harness_tests/ensure/add/all-new-double/final/Gopkg.lock

@@ -0,0 +1,10 @@
+{
+  "commands": [
+    ["init", "-no-examples"],
+    ["ensure", "-add", "github.com/sdboyer/deptesttres", "github.com/sdboyer/deptesttres/subp"]
+  ],
+  "vendor-final": [
+      "github.com/sdboyer/deptest",
+      "github.com/sdboyer/deptesttres"
+  ]
+}