Implement artifact-level render command with Markdown output and update docs

internal/render/markdown_test.go

@@ -0,0 +1,140 @@
+package render
+
+import (
+	"strings"
+	"testing"
+)
+
+func TestMarkdownRendererDefaultTranscriptShape(t *testing.T) {
+	transcript := Transcript{
+		Schema: "seriatim-intermediate",
+		Metadata: Metadata{
+			Application: "seriatim",
+			Version:     "v-test",
+		},
+		Segments: []Segment{
+			{ID: 1, Start: 1, End: 4, Speaker: "Eric", Text: "Hello there."},
+			{ID: 2, Start: 5, End: 8, Speaker: "Mike", Text: "Welcome back, everyone."},
+		},
+	}
+
+	output, err := MarkdownRenderer{}.Render(transcript, Options{
+		Title:             "Transcript",
+		IncludeTimestamps: true,
+	})
+	if err != nil {
+		t.Fatalf("render markdown: %v", err)
+	}
+
+	if !strings.Contains(output, "# Transcript") {
+		t.Fatalf("expected title in output:\n%s", output)
+	}
+	if !strings.Contains(output, "[00:00:01–00:00:04] **Eric:** Hello there.") {
+		t.Fatalf("expected first segment in output:\n%s", output)
+	}
+	if !strings.Contains(output, "[00:00:05–00:00:08] **Mike:** Welcome back, everyone.") {
+		t.Fatalf("expected second segment in output:\n%s", output)
+	}
+}
+
+func TestMarkdownRendererWithoutTimestamps(t *testing.T) {
+	transcript := Transcript{
+		Segments: []Segment{
+			{ID: 1, Start: 1, End: 4, Speaker: "Eric", Text: "Hello."},
+		},
+	}
+
+	output, err := MarkdownRenderer{}.Render(transcript, Options{
+		Title:             "Transcript",
+		IncludeTimestamps: false,
+	})
+	if err != nil {
+		t.Fatalf("render markdown: %v", err)
+	}
+	if strings.Contains(output, "[00:00:01") {
+		t.Fatalf("timestamps should be omitted:\n%s", output)
+	}
+	if !strings.Contains(output, "**Eric:** Hello.") {
+		t.Fatalf("expected speaker/text line:\n%s", output)
+	}
+}
+
+func TestMarkdownRendererWithSegmentIDs(t *testing.T) {
+	transcript := Transcript{
+		Segments: []Segment{
+			{ID: 17, Start: 1, End: 4, Speaker: "Eric", Text: "Hello."},
+		},
+	}
+
+	output, err := MarkdownRenderer{}.Render(transcript, Options{
+		Title:             "Transcript",
+		IncludeTimestamps: true,
+		IncludeSegmentIDs: true,
+	})
+	if err != nil {
+		t.Fatalf("render markdown: %v", err)
+	}
+	if !strings.Contains(output, "[#17]") {
+		t.Fatalf("expected segment ID in output:\n%s", output)
+	}
+}
+
+func TestMarkdownRendererMetadataOnlyWhenRequested(t *testing.T) {
+	transcript := Transcript{
+		Schema: "seriatim-full",
+		Metadata: Metadata{
+			Application: "seriatim",
+			Version:     "v-test",
+		},
+	}
+
+	withMetadata, err := MarkdownRenderer{}.Render(transcript, Options{
+		Title:           "Transcript",
+		IncludeMetadata: true,
+	})
+	if err != nil {
+		t.Fatalf("render with metadata: %v", err)
+	}
+	if !strings.Contains(withMetadata, "- Application: seriatim") {
+		t.Fatalf("expected metadata block:\n%s", withMetadata)
+	}
+
+	withoutMetadata, err := MarkdownRenderer{}.Render(transcript, Options{Title: "Transcript"})
+	if err != nil {
+		t.Fatalf("render without metadata: %v", err)
+	}
+	if strings.Contains(withoutMetadata, "- Application: seriatim") {
+		t.Fatalf("metadata should be omitted:\n%s", withoutMetadata)
+	}
+}
+
+func TestMarkdownRendererCategoryHintItalicsAndUnknownCategories(t *testing.T) {
+	transcript := Transcript{
+		Segments: []Segment{
+			{ID: 1, Start: 1, End: 2, Speaker: "A", Text: "bg", Categories: []string{"background"}},
+			{ID: 2, Start: 2, End: 3, Speaker: "B", Text: "bc", Categories: []string{"backchannel"}},
+			{ID: 3, Start: 3, End: 4, Speaker: "C", Text: "fill", Categories: []string{"filler"}},
+			{ID: 4, Start: 4, End: 5, Speaker: "D", Text: "plain", Categories: []string{"unknown-tag"}},
+		},
+	}
+
+	output, err := MarkdownRenderer{}.Render(transcript, Options{
+		Title:             "Transcript",
+		IncludeTimestamps: false,
+	})
+	if err != nil {
+		t.Fatalf("render markdown: %v", err)
+	}
+	if !strings.Contains(output, "**A:** *bg*") {
+		t.Fatalf("expected background italics:\n%s", output)
+	}
+	if !strings.Contains(output, "**B:** *bc*") {
+		t.Fatalf("expected backchannel italics:\n%s", output)
+	}
+	if !strings.Contains(output, "**C:** *fill*") {
+		t.Fatalf("expected filler italics:\n%s", output)
+	}
+	if !strings.Contains(output, "**D:** plain") {
+		t.Fatalf("expected unknown category to be ignored:\n%s", output)
+	}
+}