editor_test.go

  1package editor
  2
  3import (
  4	"testing"
  5
  6	tea "github.com/charmbracelet/bubbletea/v2"
  7	"github.com/charmbracelet/crush/internal/app"
  8	"github.com/charmbracelet/crush/internal/fsext"
  9	"github.com/charmbracelet/crush/internal/tui/components/completions"
 10	"github.com/stretchr/testify/assert"
 11	"github.com/stretchr/testify/require"
 12)
 13
 14// executeBatchCommands executes all commands in a BatchMsg and returns the resulting messages
 15func executeBatchCommands(batchMsg tea.BatchMsg) []tea.Msg {
 16	var messages []tea.Msg
 17	for _, cmd := range batchMsg {
 18		if cmd != nil {
 19			msg := cmd()
 20			messages = append(messages, msg)
 21		}
 22	}
 23	return messages
 24}
 25
 26// assertBatchContainsMessage checks if a BatchMsg contains a message of the specified type
 27func assertBatchContainsMessage(t *testing.T, batchMsg tea.BatchMsg, expectedType interface{}) bool {
 28	t.Helper()
 29	messages := executeBatchCommands(batchMsg)
 30
 31	for _, msg := range messages {
 32		switch expectedType.(type) {
 33		case completions.OpenCompletionsMsg:
 34			if _, ok := msg.(completions.OpenCompletionsMsg); ok {
 35				return true
 36			}
 37		}
 38	}
 39	return false
 40}
 41
 42// assertBatchContainsExactMessage checks if a BatchMsg contains a message with exact field values
 43func assertBatchContainsExactMessage(t *testing.T, batchMsg tea.BatchMsg, expected interface{}) bool {
 44	t.Helper()
 45	messages := executeBatchCommands(batchMsg)
 46
 47	for _, msg := range messages {
 48		switch expected := expected.(type) {
 49		case completions.OpenCompletionsMsg:
 50			if actual, ok := msg.(completions.OpenCompletionsMsg); ok {
 51				// If no specific completions are expected, just match the type
 52				if len(expected.Completions) == 0 {
 53					return true
 54				}
 55				// Compare completions if specified
 56				if len(actual.Completions) == len(expected.Completions) {
 57					// For simplicity, just check the count for now
 58					// A more complete implementation would compare each completion
 59					return true
 60				}
 61			}
 62		default:
 63			// Fallback to type checking only
 64			if _, ok := msg.(completions.OpenCompletionsMsg); ok {
 65				return true
 66			}
 67		}
 68	}
 69	return false
 70}
 71
 72// assertBatchContainsOpenCompletionsMsg checks if a BatchMsg contains an OpenCompletionsMsg
 73// with the expected completions. If expectedCompletions is nil, only the message type is checked.
 74func assertBatchContainsOpenCompletionsMsg(t *testing.T, batchMsg tea.BatchMsg, expectedCompletions []string) (*completions.OpenCompletionsMsg, bool) {
 75	t.Helper()
 76	messages := executeBatchCommands(batchMsg)
 77
 78	for _, msg := range messages {
 79		if actual, ok := msg.(completions.OpenCompletionsMsg); ok {
 80			if expectedCompletions == nil {
 81				return &actual, true
 82			}
 83
 84			// Convert actual completions to string titles for comparison
 85			actualTitles := make([]string, len(actual.Completions))
 86			for i, comp := range actual.Completions {
 87				actualTitles[i] = comp.Title
 88			}
 89
 90			// Check if we have the same number of completions
 91			if len(actualTitles) != len(expectedCompletions) {
 92				continue
 93			}
 94
 95			// For now, just check that we have the same count
 96			// A more sophisticated implementation would check the actual values
 97			return &actual, true
 98		}
 99	}
100	return nil, false
101}
102
103func mockDirLister(paths []string) fsext.DirectoryListerResolver {
104	return func() fsext.DirectoryLister {
105		return func(initialPath string, ignorePatterns []string, limit int) ([]string, bool, error) {
106			return paths, false, nil
107		}
108	}
109}
110
111func TestEditorTypingForwardSlashOpensCompletions(t *testing.T) {
112	testEditor := newEditor(&app.App{}, mockDirLister([]string{}))
113	require.NotNil(t, testEditor)
114
115	// Simulate pressing the '/' key
116	keyPressMsg := tea.KeyPressMsg{
117		Text: "/",
118	}
119
120	m, cmds := testEditor.Update(keyPressMsg)
121	testEditor = m.(*editorCmp)
122	cmds()
123
124	assert.True(t, testEditor.isCompletionsOpen)
125	assert.Equal(t, "/", testEditor.textarea.Value())
126}
127
128func TestEditorAutocompletionWithEmptyInput(t *testing.T) {
129	testEditor := newEditor(&app.App{}, mockDirLister([]string{}))
130	require.NotNil(t, testEditor)
131
132	// First, give the editor focus
133	testEditor.Focus()
134
135	// Simulate pressing the '/' key when the editor is empty
136	// This should trigger the completions to open
137	keyPressMsg := tea.KeyPressMsg{
138		Text: "/",
139	}
140
141	m, cmds := testEditor.Update(keyPressMsg)
142	testEditor = m.(*editorCmp)
143	cmds()
144
145	// Verify completions menu is open
146	assert.True(t, testEditor.isCompletionsOpen)
147	assert.Equal(t, "/", testEditor.textarea.Value())
148
149	// Verify the query is empty (since we just opened it)
150	assert.Equal(t, "", testEditor.currentQuery)
151}
152
153func TestEditorAutocompletionFilteringOpens(t *testing.T) {
154	testEditor := newEditor(&app.App{}, mockDirLister([]string{"file1.txt", "file2.txt"}))
155	require.NotNil(t, testEditor)
156
157	// First, open the completions menu by simulating a '/' key press
158	testEditor.Focus()
159	keyPressMsg := tea.KeyPressMsg{
160		Text: "/",
161	}
162
163	m, cmds := testEditor.Update(keyPressMsg)
164	testEditor = m.(*editorCmp)
165	
166	// Execute the command and check if it returns a BatchMsg
167	msg := cmds()
168	var openCompletionsMsg *completions.OpenCompletionsMsg
169	if batchMsg, ok := msg.(tea.BatchMsg); ok {
170		// Use our enhanced helper to check for OpenCompletionsMsg with specific completions
171		var found bool
172		openCompletionsMsg, found = assertBatchContainsOpenCompletionsMsg(t, batchMsg, []string{"file1.txt", "file2.txt"})
173		assert.True(t, found, "Expected to find OpenCompletionsMsg with specific completions in batched messages")
174	} else {
175		t.Fatal("Expected BatchMsg from cmds()")
176	}
177
178	assert.NotNil(t, openCompletionsMsg)
179	m, _ = testEditor.Update(openCompletionsMsg)
180
181	// Verify completions menu is open
182	assert.True(t, testEditor.isCompletionsOpen)
183	assert.Equal(t, "/", testEditor.textarea.Value())
184
185	// Now simulate typing a query to filter the completions
186	// Set the text to "/tes" and then simulate typing "t" to make "/test"
187	testEditor.textarea.SetValue("/tes")
188
189	// Simulate typing a key that would trigger filtering
190	keyPressMsg = tea.KeyPressMsg{
191		Text: "t",
192	}
193
194	m, cmds = testEditor.Update(keyPressMsg)
195	testEditor = m.(*editorCmp)
196
197	// Verify the editor still has completions open
198	assert.True(t, testEditor.isCompletionsOpen)
199
200	// The currentQuery should be updated based on what we typed
201	// In this case, it would be "test" (the word after the initial '/')
202	// Note: The actual filtering is handled by the completions component,
203	// so we're just verifying the editor's state is correct
204	assert.Equal(t, "test", testEditor.currentQuery)
205}
206
207// TestHelperFunctions demonstrates how to use the batch message helpers
208func TestHelperFunctions(t *testing.T) {
209	testEditor := newEditor(&app.App{}, mockDirLister([]string{"file1.txt", "file2.txt"}))
210	require.NotNil(t, testEditor)
211
212	// Simulate pressing the '/' key
213	testEditor.Focus()
214	keyPressMsg := tea.KeyPressMsg{
215		Text: "/",
216	}
217
218	m, cmds := testEditor.Update(keyPressMsg)
219	testEditor = m.(*editorCmp)
220
221	// Execute the command and check if it returns a BatchMsg
222	msg := cmds()
223	if batchMsg, ok := msg.(tea.BatchMsg); ok {
224		// Test our helper functions
225		found := assertBatchContainsMessage(t, batchMsg, completions.OpenCompletionsMsg{})
226		assert.True(t, found, "Expected to find OpenCompletionsMsg in batched messages")
227
228		// Test exact message helper
229		foundExact := assertBatchContainsExactMessage(t, batchMsg, completions.OpenCompletionsMsg{})
230		assert.True(t, foundExact, "Expected to find exact OpenCompletionsMsg in batched messages")
231
232		// Test specific completions helper
233		msg, foundSpecific := assertBatchContainsOpenCompletionsMsg(t, batchMsg, nil) // Just check type
234		assert.NotNil(t, msg)
235		assert.True(t, foundSpecific, "Expected to find OpenCompletionsMsg in batched messages")
236	} else {
237		t.Fatal("Expected BatchMsg from cmds()")
238	}
239}