d5e8a92968
* rework CI validation workflow and makefile * enable push * fix job names * fix license check * fix snapshot builds * fix acceptance tests * fix linting * disable pull request event * rework windows runner caching * disable release pipeline and add issue templates
399 lines
8.9 KiB
Go
399 lines
8.9 KiB
Go
package viewmodel
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import (
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"bytes"
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"os"
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"path/filepath"
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"regexp"
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"testing"
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"github.com/fatih/color"
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"github.com/sergi/go-diff/diffmatchpatch"
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"github.com/wagoodman/dive/dive/filetree"
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"github.com/wagoodman/dive/dive/image/docker"
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"github.com/wagoodman/dive/runtime/ui/format"
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)
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const allowTestDataCapture = false
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func fileExists(filename string) bool {
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info, err := os.Stat(filename)
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if os.IsNotExist(err) {
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return false
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}
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return !info.IsDir()
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}
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func testCaseDataFilePath(name string) string {
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return filepath.Join("testdata", name+".txt")
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}
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func helperLoadBytes(t *testing.T) []byte {
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path := testCaseDataFilePath(t.Name())
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theBytes, err := os.ReadFile(path)
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if err != nil {
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t.Fatalf("unable to load test data ('%s'): %+v", t.Name(), err)
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}
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return theBytes
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}
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func helperCaptureBytes(t *testing.T, data []byte) {
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if !allowTestDataCapture {
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t.Fatalf("cannot capture data in test mode: %s", t.Name())
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}
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path := testCaseDataFilePath(t.Name())
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err := os.WriteFile(path, data, 0644)
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if err != nil {
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t.Fatalf("unable to save test data ('%s'): %+v", t.Name(), err)
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}
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}
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func helperCheckDiff(t *testing.T, expected, actual []byte) {
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if !bytes.Equal(expected, actual) {
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dmp := diffmatchpatch.New()
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diffs := dmp.DiffMain(string(expected), string(actual), true)
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t.Errorf(dmp.DiffPrettyText(diffs))
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t.Errorf("%s: bytes mismatch", t.Name())
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}
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}
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func assertTestData(t *testing.T, actualBytes []byte) {
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path := testCaseDataFilePath(t.Name())
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if !fileExists(path) {
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if allowTestDataCapture {
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helperCaptureBytes(t, actualBytes)
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} else {
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t.Fatalf("missing test data: %s", path)
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}
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}
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expectedBytes := helperLoadBytes(t)
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helperCheckDiff(t, expectedBytes, actualBytes)
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}
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func initializeTestViewModel(t *testing.T) *FileTree {
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result := docker.TestAnalysisFromArchive(t, "../../../.data/test-docker-image.tar")
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cache := filetree.NewComparer(result.RefTrees)
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errors := cache.BuildCache()
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if len(errors) > 0 {
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t.Fatalf("%s: unable to build cache: %d errors", t.Name(), len(errors))
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}
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format.Selected = color.New(color.ReverseVideo, color.Bold).SprintFunc()
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treeStack, failedPaths, err := filetree.StackTreeRange(result.RefTrees, 0, 0)
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if len(failedPaths) > 0 {
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t.Errorf("expected no filepath errors, got %d", len(failedPaths))
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}
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if err != nil {
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t.Fatalf("%s: unable to stack trees: %v", t.Name(), err)
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}
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vm, err := NewFileTreeViewModel(treeStack, result.RefTrees, cache)
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if err != nil {
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t.Fatalf("%s: unable to create tree ViewModel: %+v", t.Name(), err)
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}
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return vm
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}
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func runTestCase(t *testing.T, vm *FileTree, width, height int, filterRegex *regexp.Regexp) {
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err := vm.Update(filterRegex, width, height)
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if err != nil {
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t.Errorf("failed to update viewmodel: %v", err)
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}
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err = vm.Render()
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if err != nil {
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t.Errorf("failed to render viewmodel: %v", err)
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}
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assertTestData(t, vm.Buffer.Bytes())
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}
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func checkError(t *testing.T, err error, message string) {
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if err != nil {
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t.Errorf(message+": %+v", err)
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}
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}
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func TestFileTreeGoCase(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 1000
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vm.Setup(0, height)
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vm.ShowAttributes = true
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreeNoAttributes(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 1000
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vm.Setup(0, height)
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vm.ShowAttributes = false
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreeRestrictedHeight(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 20
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vm.Setup(0, height)
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vm.ShowAttributes = false
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreeDirCollapse(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 100
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vm.Setup(0, height)
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vm.ShowAttributes = true
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// collapse /bin
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err := vm.ToggleCollapse(nil)
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checkError(t, err, "unable to collapse /bin")
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moved := vm.CursorDown()
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if !moved {
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t.Error("unable to cursor down")
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}
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moved = vm.CursorDown()
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if !moved {
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t.Error("unable to cursor down")
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}
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// collapse /etc
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err = vm.ToggleCollapse(nil)
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checkError(t, err, "unable to collapse /etc")
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreeDirCollapseAll(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 100
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vm.Setup(0, height)
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vm.ShowAttributes = true
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err := vm.ToggleCollapseAll()
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checkError(t, err, "unable to collapse all dir")
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreeSelectLayer(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 100
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vm.Setup(0, height)
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vm.ShowAttributes = true
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// collapse /bin
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err := vm.ToggleCollapse(nil)
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checkError(t, err, "unable to collapse /bin")
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// select the next layer, compareMode = layer
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err = vm.SetTreeByLayer(0, 0, 1, 1)
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if err != nil {
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t.Errorf("unable to SetTreeByLayer: %v", err)
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}
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileShowAggregateChanges(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 100
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vm.Setup(0, height)
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vm.ShowAttributes = true
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// collapse /bin
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err := vm.ToggleCollapse(nil)
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checkError(t, err, "unable to collapse /bin")
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// select the next layer, compareMode = layer
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err = vm.SetTreeByLayer(0, 0, 1, 13)
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checkError(t, err, "unable to SetTreeByLayer")
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreePageDown(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 10
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vm.Setup(0, height)
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vm.ShowAttributes = true
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err := vm.Update(nil, width, height)
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checkError(t, err, "unable to update")
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err = vm.PageDown()
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checkError(t, err, "unable to page down")
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err = vm.PageDown()
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checkError(t, err, "unable to page down")
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err = vm.PageDown()
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checkError(t, err, "unable to page down")
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreePageUp(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 10
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vm.Setup(0, height)
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vm.ShowAttributes = true
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// these operations have a render step for intermediate results, which require at least one update to be done first
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err := vm.Update(nil, width, height)
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checkError(t, err, "unable to update")
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err = vm.PageDown()
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checkError(t, err, "unable to page down")
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err = vm.PageDown()
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checkError(t, err, "unable to page down")
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err = vm.PageUp()
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checkError(t, err, "unable to page up")
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreeDirCursorRight(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 100
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vm.Setup(0, height)
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vm.ShowAttributes = true
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// collapse /bin
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err := vm.ToggleCollapse(nil)
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checkError(t, err, "unable to collapse /bin")
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moved := vm.CursorDown()
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if !moved {
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t.Error("unable to cursor down")
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}
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moved = vm.CursorDown()
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if !moved {
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t.Error("unable to cursor down")
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}
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// collapse /etc
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err = vm.ToggleCollapse(nil)
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checkError(t, err, "unable to collapse /etc")
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// expand /etc
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err = vm.CursorRight(nil)
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checkError(t, err, "unable to cursor right")
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreeFilterTree(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 1000
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vm.Setup(0, height)
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vm.ShowAttributes = true
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regex, err := regexp.Compile("network")
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if err != nil {
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t.Errorf("could not create filter regex: %+v", err)
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}
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runTestCase(t, vm, width, height, regex)
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}
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func TestFileTreeHideAddedRemovedModified(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 100
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vm.Setup(0, height)
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vm.ShowAttributes = true
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// collapse /bin
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err := vm.ToggleCollapse(nil)
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checkError(t, err, "unable to collapse /bin")
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// select the 7th layer, compareMode = layer
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err = vm.SetTreeByLayer(0, 0, 1, 7)
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if err != nil {
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t.Errorf("unable to SetTreeByLayer: %v", err)
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}
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// hide added files
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vm.ToggleShowDiffType(filetree.Added)
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// hide modified files
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vm.ToggleShowDiffType(filetree.Modified)
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// hide removed files
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vm.ToggleShowDiffType(filetree.Removed)
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreeHideUnmodified(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 100
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vm.Setup(0, height)
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vm.ShowAttributes = true
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// collapse /bin
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err := vm.ToggleCollapse(nil)
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checkError(t, err, "unable to collapse /bin")
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// select the 7th layer, compareMode = layer
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err = vm.SetTreeByLayer(0, 0, 1, 7)
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if err != nil {
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t.Errorf("unable to SetTreeByLayer: %v", err)
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}
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// hide unmodified files
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vm.ToggleShowDiffType(filetree.Unmodified)
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runTestCase(t, vm, width, height, nil)
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}
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func TestFileTreeHideTypeWithFilter(t *testing.T) {
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vm := initializeTestViewModel(t)
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width, height := 100, 100
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vm.Setup(0, height)
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vm.ShowAttributes = true
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// collapse /bin
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err := vm.ToggleCollapse(nil)
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checkError(t, err, "unable to collapse /bin")
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// select the 7th layer, compareMode = layer
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err = vm.SetTreeByLayer(0, 0, 1, 7)
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if err != nil {
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t.Errorf("unable to SetTreeByLayer: %v", err)
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}
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// hide added files
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vm.ToggleShowDiffType(filetree.Added)
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regex, err := regexp.Compile("saved")
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if err != nil {
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t.Errorf("could not create filter regex: %+v", err)
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}
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runTestCase(t, vm, width, height, regex)
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}
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