Refactored the tests to make the generic across different plats.

plat/qemuppc/tests/build.lua

@@ -1,49 +1,7 @@
-include("plat/build.lua")
+include("tests/plat/build.lua")
 
-local qemu = "qemu-system-ppc"
-local tests = {}
-
-if os.execute("which "..qemu.." > /dev/null") ~= 0 then
-	print("warning: skipping tests which require ", qemu)
-else
-	local testcases = filenamesof("./*.c", "./*.s", "./*.e", "./*.p")
-
-	for _, f in ipairs(testcases) do
-		local fs = replace(basename(f), "%..$", "")
-		local _, _, lang = fs:find("_(.)$")
-		if not lang then
-			lang = "e"
-		end
-
-		local bin = ackprogram {
-			name = fs.."_bin",
-			srcs = { f },
-			deps = { "plat/qemuppc/tests/lib+lib" },
-			vars = {
-				plat = "qemuppc",
-				lang = lang,
-				ackcflags = "-O0"
-			}
-		}
-
-		tests[#tests+1] = normalrule {
-			name = fs,
-			outleaves = { "stamp" },
-			ins = {
-				bin,
-				"./testdriver.sh"
-			},
-			commands = {
-				"%{ins[2]} "..qemu.." %{ins[1]} 5",
-				"touch %{outs}"
-			}
-		}
-	end
-end
-
-normalrule {
+plat_testsuite {
     name = "tests",
-	outleaves = { "stamp" },
-	ins = tests,
-	commands = { "touch %{outs}" }
+    plat = "qemuppc",
+    method = "qemu-system-ppc"
 }

tests/plat/build.lua

@@ -0,0 +1,57 @@
+include("plat/build.lua")
+
+definerule("plat_testsuite",
+	{
+		plat = { type="string" },
+		method = { type="string" },
+	},
+	function(e)
+		-- Remember this is executed from the caller's directory; local
+		-- target names will resolve there.
+		local testfiles = filenamesof(
+			"tests/plat/*.c",
+			"tests/plat/*.e",
+			"tests/plat/*.p"
+		)
+
+		local tests = {}
+		for _, f in ipairs(testfiles) do
+			local fs = replace(basename(f), "%..$", "")
+			local _, _, lang = fs:find("_(.)$")
+			if not lang then
+				lang = "e"
+			end
+
+			local bin = ackprogram {
+				name = fs.."_bin",
+				srcs = { f },
+				deps = { "tests/plat/lib+lib" },
+				vars = {
+					plat = e.plat,
+					lang = lang,
+					ackcflags = "-O0"
+				}
+			}
+
+			tests[#tests+1] = normalrule {
+				name = fs,
+				outleaves = { "stamp" },
+				ins = {
+					bin,
+					"tests/plat/testdriver.sh"
+				},
+				commands = {
+					"%{ins[2]} "..e.method.." %{ins[1]} 5",
+					"touch %{outs}"
+				}
+			}
+		end
+
+		return normalrule {
+			name = e.name,
+			outleaves = { "stamp" },
+			ins = tests,
+			commands = { "touch %{outs}" }
+		}
+	end
+)