Preserve layout in embedded Bible data

tests/test_offline_kjv.nim

@@ -1,5 +1,6 @@
 import std/[strutils, unittest]
 
+import ../src/embedded_bible
 import ../src/kjv
 import ../src/reference_parser
 
@@ -82,3 +83,51 @@ suite "offline KJV backend":
     check passages.len == 1
     check passages[0].startsWith("Jude 3\n")
     check passages[0].contains("  [3] ")
+
+suite "embedded Bible layout":
+  const layoutRows = """
+JHN	8	31	0	paragraph	0	Then Jesus said,
+JHN	8	31	1	same	0	"If you remain in My word,
+JHN	8	32	0	same	0	you shall know the truth."
+JHN	8	33	0	paragraph	0	They answered Him.
+HEB	4	7	0	paragraph	0	again He establishes a certain day:
+HEB	4	7	1	line	0	"Today, if you will hear His voice,
+HEB	4	7	2	line	1	do not harden your hearts."
+"""
+
+  test "preserves inline verse markers within a paragraph":
+    let passages = embedded_bible.fetchPassages(layoutRows, "John 8:31-32", "TEST")
+
+    check passages.len == 1
+    check passages[0] == "John 8:31-32\n" &
+      "  [31] Then Jesus said, \"If you remain in My word, [32] you shall know the truth.\""
+
+  test "preserves paragraph breaks":
+    let passages = embedded_bible.fetchPassages(layoutRows, "John 8:31-33", "TEST")
+
+    check passages[0] == "John 8:31-33\n" &
+      "  [31] Then Jesus said, \"If you remain in My word, [32] you shall know the truth.\"\n" &
+      "\n" &
+      "  [33] They answered Him."
+
+  test "preserves indented quote lines":
+    let passages = embedded_bible.fetchPassages(layoutRows, "Hebrews 4:7", "TEST")
+
+    check passages[0] == "Hebrews 4:7\n" &
+      "  [7] again He establishes a certain day:\n" &
+      "  \"Today, if you will hear His voice,\n" &
+      "    do not harden your hearts.\""
+
+  test "starts mid-paragraph ranges on a fresh line":
+    let passages = embedded_bible.fetchPassages(layoutRows, "John 8:32-33", "TEST")
+
+    check passages[0] == "John 8:32-33\n" &
+      "  [32] you shall know the truth.\"\n" &
+      "\n" &
+      "  [33] They answered Him."
+
+  test "supports legacy verse rows":
+    const legacyRows = "JHN\t3\t16\tFor God so loved the world.\n"
+    let passages = embedded_bible.fetchPassages(legacyRows, "John 3:16", "TEST")
+
+    check passages[0] == "John 3:16\n  [16] For God so loved the world."