Fix issue calculating the absolute range with a file starting with a new line

1 files changed, 36 insertions, 0 deletions

diff --git a/tests/common_test.odin b/tests/common_test.odin
new file mode 100644
index 0000000..3fb64de
--- /dev/null
+++ b/tests/common_test.odin
@@ -0,0 +1,36 @@
+package tests
+
+import "core:log"
+import "src:common"
+import "core:testing"
+
+@(test)
+common_get_absolute_range_starting_newline :: proc(t: ^testing.T) {
+	src := `
+	package foo
+
+	main :: proc() {
+
+	}
+	`
+
+	range := common.Range{
+		start = {
+			line = 0,
+			character = 0,
+		},
+		end = {
+			line = 1,
+			character = 0,
+		}
+	}
+
+	absolute_range, ok := common.get_absolute_range(range, transmute([]u8)(src))
+	if !ok {
+		log.error(t, "failed to get absolute_range")
+	}
+
+	if absolute_range != {0, 1} {
+		log.error(t, "incorrect absolute_range", absolute_range, ok)
+	}
+}