diff --git a/tests/core/Makefile b/tests/core/Makefile
index 357a22edb..df3924e4d 100644
--- a/tests/core/Makefile
+++ b/tests/core/Makefile
@@ -54,7 +54,7 @@ encoding_test:
 	$(ODIN) test encoding/xml    $(COMMON) -out:test_xml
 
 filepath_test:
-	$(ODIN) run path/filepath $(COMMON) $(COLLECTION) -out:test_core_filepath
+	$(ODIN) test path/filepath $(COMMON) -out:test_core_filepath
 
 fmt_test:
 	$(ODIN) run fmt $(COMMON) -out:test_core_fmt
diff --git a/tests/core/build.bat b/tests/core/build.bat
index d35fee5b3..214f15b45 100644
--- a/tests/core/build.bat
+++ b/tests/core/build.bat
@@ -34,6 +34,11 @@ echo ---
 %PATH_TO_ODIN% test encoding/varint %COMMON% -out:test_varint.exe || exit /b
 %PATH_TO_ODIN% test encoding/xml    %COMMON% -out:test_xml.exe    || exit /b
 
+echo ---
+echo Running core:path/filepath tests
+echo ---
+%PATH_TO_ODIN% test path/filepath %COMMON% -out:test_core_filepath.exe || exit /b
+
 echo ---
 echo Running core:fmt tests
 echo ---
@@ -74,11 +79,6 @@ echo Running core:odin tests
 echo ---
 %PATH_TO_ODIN% run odin %COMMON% -o:size -out:test_core_odin.exe || exit /b
 
-echo ---
-echo Running core:path/filepath tests
-echo ---
-%PATH_TO_ODIN% run path/filepath %COMMON% %COLLECTION% -out:test_core_filepath.exe || exit /b
-
 echo ---
 echo Running core:reflect tests
 echo ---
diff --git a/tests/core/path/filepath/test_core_filepath.odin b/tests/core/path/filepath/test_core_filepath.odin
index 4c70e5f28..94b9329bb 100644
--- a/tests/core/path/filepath/test_core_filepath.odin
+++ b/tests/core/path/filepath/test_core_filepath.odin
@@ -1,26 +1,19 @@
 // Tests "path.odin" in "core:path/filepath".
-// Must be run with `-collection:tests=` flag, e.g.
-// ./odin run tests/core/path/filepath/test_core_filepath.odin -collection:tests=tests
 package test_core_filepath
 
 import "core:fmt"
 import "core:path/filepath"
 import "core:testing"
-import tc "tests:common"
-
-main :: proc() {
-	t := testing.T{}
 
+@(test)
+test_split_list :: proc(t: ^testing.T) {
 	when ODIN_OS == .Windows {
-		test_split_list_windows(&t)
+		test_split_list_windows(t)
 	} else {
-		test_split_list_unix(&t)
+		test_split_list_unix(t)
 	}
-
-	tc.report(&t)
 }
 
-@test
 test_split_list_windows :: proc(t: ^testing.T) {
 	Datum :: struct {
 		i: int,
@@ -41,12 +34,12 @@ test_split_list_windows :: proc(t: ^testing.T) {
 	for d, i in data {
 		assert(i == d.i, fmt.tprintf("wrong data index: i %d != d.i %d\n", i, d.i))
 		r := filepath.split_list(d.v)
-		defer delete(r)
-		tc.expect(t, len(r) == len(d.e), fmt.tprintf("i:%d %s(%s) len(r) %d != len(d.e) %d",
+		defer delete_split(r)
+		testing.expect(t, len(r) == len(d.e), fmt.tprintf("i:%d %s(%s) len(r) %d != len(d.e) %d",
 													 i, #procedure, d.v, len(r), len(d.e)))
 		if len(r) == len(d.e) {
 			for _, j in r {
-				tc.expect(t, r[j] == d.e[j], fmt.tprintf("i:%d %s(%v) -> %v[%d] != %v",
+				testing.expect(t, r[j] == d.e[j], fmt.tprintf("i:%d %s(%v) -> %v[%d] != %v",
 														 i, #procedure, d.v, r[j], j, d.e[j]))
 			}
 		}
@@ -55,47 +48,43 @@ test_split_list_windows :: proc(t: ^testing.T) {
 	{
 		v := ""
 		r := filepath.split_list(v)
-		tc.expect(t, r == nil, fmt.tprintf("%s(%s) -> %v != nil", #procedure, v, r))
+		defer delete_split(r)
+		testing.expect(t, r == nil, fmt.tprintf("%s(%s) -> %v != nil", #procedure, v, r))
 	}
 	{
 		v := "a"
 		r := filepath.split_list(v)
-		defer delete(r)
-		tc.expect(t, len(r) == 1, fmt.tprintf("%s(%s) len(r) %d != 1", #procedure, v, len(r)))
+		defer delete_split(r)
+		testing.expect(t, len(r) == 1, fmt.tprintf("%s(%s) len(r) %d != 1", #procedure, v, len(r)))
 		if len(r) == 1 {
-			tc.expect(t, r[0] == "a", fmt.tprintf("%s(%v) -> %v[0] != a", #procedure, v, r[0]))
+			testing.expect(t, r[0] == "a", fmt.tprintf("%s(%v) -> %v[0] != a", #procedure, v, r[0]))
 		}
 	}
 }
 
-@test
 test_split_list_unix :: proc(t: ^testing.T) {
 	Datum :: struct {
-		i: int,
 		v: string,
 		e: [3]string,
 	}
 	@static data := []Datum{
-		{ 0, "/opt/butler:/home/fancykillerpanda/Projects/Odin/Odin:/usr/local/sbin",
+		{ "/opt/butler:/home/fancykillerpanda/Projects/Odin/Odin:/usr/local/sbin",
 			[3]string{"/opt/butler", "/home/fancykillerpanda/Projects/Odin/Odin", "/usr/local/sbin"} }, // Issue #1537
-		{ 1, "a::b", [3]string{"a", "", "b"} },
-		{ 2, "a:b:", [3]string{"a", "b", ""} },
-		{ 3, ":a:b", [3]string{"", "a", "b"} },
-		{ 4, "::", [3]string{"", "", ""} },
-		{ 5, "\"a:b\"c:d:\"f\"", [3]string{"a:bc", "d", "f"} },
-		{ 6, "\"a:b:c\":d\":e\":f", [3]string{"a:b:c", "d:e", "f"} },
+		{ "a::b", [3]string{"a", "", "b"} },
+		{ "a:b:", [3]string{"a", "b", ""} },
+		{ ":a:b", [3]string{"", "a", "b"} },
+		{ "::", [3]string{"", "", ""} },
+		{ "\"a:b\"c:d:\"f\"", [3]string{"a:bc", "d", "f"} },
+		{ "\"a:b:c\":d\":e\":f", [3]string{"a:b:c", "d:e", "f"} },
 	}
 
-	for d, i in data {
-		assert(i == d.i, fmt.tprintf("wrong data index: i %d != d.i %d\n", i, d.i))
+	for d in data {
 		r := filepath.split_list(d.v)
-		defer delete(r)
-		tc.expect(t, len(r) == len(d.e), fmt.tprintf("i:%d %s(%s) len(r) %d != len(d.e) %d",
-													 i, #procedure, d.v, len(r), len(d.e)))
+		defer delete_split(r)
+		testing.expectf(t, len(r) == len(d.e), "%s len(r) %d != len(d.e) %d", d.v, len(r), len(d.e))
 		if len(r) == len(d.e) {
 			for _, j in r {
-				tc.expect(t, r[j] == d.e[j], fmt.tprintf("i:%d %s(%v) -> %v[%d] != %v",
-														 i, #procedure, d.v, r[j], j, d.e[j]))
+				testing.expectf(t, r[j] == d.e[j], "%v -> %v[%d] != %v", d.v, r[j], j, d.e[j])
 			}
 		}
 	}
@@ -103,15 +92,23 @@ test_split_list_unix :: proc(t: ^testing.T) {
 	{
 		v := ""
 		r := filepath.split_list(v)
-		tc.expect(t, r == nil, fmt.tprintf("%s(%s) -> %v != nil", #procedure, v, r))
+		testing.expectf(t, r == nil, "'%s' -> '%v' != nil", v, r)
 	}
 	{
 		v := "a"
 		r := filepath.split_list(v)
-		defer delete(r)
-		tc.expect(t, len(r) == 1, fmt.tprintf("%s(%s) len(r) %d != 1", #procedure, v, len(r)))
+		defer delete_split(r)
+		testing.expectf(t, len(r) == 1, "'%s' len(r) %d != 1", v, len(r))
 		if len(r) == 1 {
-			tc.expect(t, r[0] == "a", fmt.tprintf("%s(%v) -> %v[0] != a", #procedure, v, r[0]))
+			testing.expectf(t, r[0] == "a", "'%v' -> %v[0] != a", v, r[0])
 		}
 	}
 }
+
+@(private)
+delete_split :: proc(s: []string) {
+	for part in s {
+		delete(part)
+	}
+	delete(s)
+}
\ No newline at end of file