// Copyright 2016-2017, Pulumi Corporation.  All rights reserved.

package tests

import (
	"testing"

	"github.com/pulumi/pulumi/pkg/testing/integration"
	"github.com/stretchr/testify/assert"

	ptesting "github.com/pulumi/pulumi/pkg/testing"
)

func TestStackErrors(t *testing.T) {
	t.Run("NoRepository", func(t *testing.T) {
		e := ptesting.NewEnvironment(t)
		defer func() {
			if !t.Failed() {
				e.DeleteEnvironment()
			}
		}()

		stdout, stderr := e.RunCommandExpectError("pulumi", "stack", "rm", "does-not-exist", "--yes")
		assert.Empty(t, stdout, "expected nothing to be written to stdout")
		assert.Contains(t, stderr, "error: no repository")
	})
}

func TestStackCommands(t *testing.T) {
	// stack init, stack ls, stack rm, stack ls
	t.Run("SanityTest", func(t *testing.T) {
		e := ptesting.NewEnvironment(t)
		defer func() {
			if !t.Failed() {
				e.DeleteEnvironment()
			}
		}()

		integration.CreateBasicPulumiRepo(e)
		e.RunCommand("pulumi", "stack", "init", "--local", "foo")

		stacks, current := integration.GetStacks(e)
		assert.Equal(t, 1, len(stacks))
		assert.NotNil(t, current)
		if current == nil {
			t.Logf("stacks: %v, current: %v", stacks, current)
			t.Fatalf("No current stack?")
		}

		assert.Equal(t, "foo", *current)
		assert.Contains(t, stacks, "foo")

		e.RunCommand("pulumi", "stack", "rm", "foo", "--yes")

		stacks, _ = integration.GetStacks(e)
		assert.Equal(t, 0, len(stacks))
	})

	t.Run("StackSelect", func(t *testing.T) {
		e := ptesting.NewEnvironment(t)
		defer func() {
			if !t.Failed() {
				e.DeleteEnvironment()
			}
		}()

		integration.CreateBasicPulumiRepo(e)
		e.RunCommand("pulumi", "stack", "init", "--local", "blighttown")
		e.RunCommand("pulumi", "stack", "init", "--local", "majula")
		e.RunCommand("pulumi", "stack", "init", "--local", "lothric")

		// Last one created is always selected.
		stacks, current := integration.GetStacks(e)
		if current == nil {
			t.Fatalf("No stack was labeled as current among: %v", stacks)
		}
		assert.Equal(t, "lothric", *current)

		// Select works
		e.RunCommand("pulumi", "stack", "select", "blighttown")
		stacks, current = integration.GetStacks(e)
		if current == nil {
			t.Fatalf("No stack was labeled as current among: %v", stacks)
		}
		assert.Equal(t, "blighttown", *current)

		// Error
		out, err := e.RunCommandExpectError("pulumi", "stack", "select", "anor-londo")
		assert.Empty(t, out)
		// local: "no stack with name 'anor-londo' found"
		// cloud: "Stack 'integration-test-59f645ba/pulumi-test/anor-londo' not found"
		assert.Contains(t, err, "anor-londo")
	})

	t.Run("StackRm", func(t *testing.T) {
		e := ptesting.NewEnvironment(t)
		defer func() {
			if !t.Failed() {
				e.DeleteEnvironment()
			}
		}()

		integration.CreateBasicPulumiRepo(e)

		e.RunCommand("pulumi", "stack", "init", "--local", "blighttown")
		e.RunCommand("pulumi", "stack", "init", "--local", "majula")
		e.RunCommand("pulumi", "stack", "init", "--local", "lothric")
		stacks, _ := integration.GetStacks(e)
		assert.Equal(t, 3, len(stacks))

		e.RunCommand("pulumi", "stack", "rm", "majula", "--yes")
		stacks, _ = integration.GetStacks(e)
		assert.Equal(t, 2, len(stacks))
		assert.Contains(t, stacks, "blighttown")
		assert.Contains(t, stacks, "lothric")

		e.RunCommand("pulumi", "stack", "rm", "lothric", "--yes")
		stacks, _ = integration.GetStacks(e)
		assert.Equal(t, 1, len(stacks))
		assert.Contains(t, stacks, "blighttown")

		e.RunCommand("pulumi", "stack", "rm", "blighttown", "--yes")
		stacks, _ = integration.GetStacks(e)
		assert.Equal(t, 0, len(stacks))

		// Error
		out, err := e.RunCommandExpectError("pulumi", "stack", "rm", "anor-londo", "--yes")
		assert.Empty(t, out)
		// local: .pulumi/stacks/pulumi-test/anor-londo.json: no such file or directory
		// cloud:  Stack 'integration-test-59f645ba/pulumi-test/anor-londo' not found
		assert.Contains(t, err, "anor-londo")
	})
}