From 3ffd986a1c98ec4d582e0602804d6b4bf5215635 Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Tue, 3 Dec 2024 09:25:58 -0500
Subject: [PATCH] Start building Commodore analyser tests.

---
 .../xcschemes/Clock Signal.xcscheme           |  3 +-
 .../CommodoreStaticAnalyserTests.mm           | 81 +++++++++++++++++++
 2 files changed, 83 insertions(+), 1 deletion(-)
 create mode 100644 OSBindings/Mac/Clock SignalTests/CommodoreStaticAnalyserTests.mm

diff --git a/OSBindings/Mac/Clock Signal.xcodeproj/xcshareddata/xcschemes/Clock Signal.xcscheme b/OSBindings/Mac/Clock Signal.xcodeproj/xcshareddata/xcschemes/Clock Signal.xcscheme
index bc950be25..1dec5b8a5 100644
--- a/OSBindings/Mac/Clock Signal.xcodeproj/xcshareddata/xcschemes/Clock Signal.xcscheme	
+++ b/OSBindings/Mac/Clock Signal.xcodeproj/xcshareddata/xcschemes/Clock Signal.xcscheme	
@@ -90,8 +90,9 @@
    <ProfileAction
       buildConfiguration = "Release"
       shouldUseLaunchSchemeArgsEnv = "YES"
-      savedToolIdentifier = ""
+      savedToolIdentifier = "CPU Profiler"
       useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "YES"
       debugDocumentVersioning = "YES">
       <BuildableProductRunnable
          runnableDebuggingMode = "0">
diff --git a/OSBindings/Mac/Clock SignalTests/CommodoreStaticAnalyserTests.mm b/OSBindings/Mac/Clock SignalTests/CommodoreStaticAnalyserTests.mm
new file mode 100644
index 000000000..5fc87c3da
--- /dev/null
+++ b/OSBindings/Mac/Clock SignalTests/CommodoreStaticAnalyserTests.mm	
@@ -0,0 +1,81 @@
+//
+//  AtariStaticAnalyserTests.m
+//  Clock Signal
+//
+//  Created by Thomas Harte on 11/03/2017.
+//  Copyright 2017 Thomas Harte. All rights reserved.
+//
+
+#import <XCTest/XCTest.h>
+
+#import <CommonCrypto/CommonDigest.h>
+#include "../../../Analyser/Static/StaticAnalyser.hpp"
+#include "../../../Analyser/Static/Commodore/Target.hpp"
+
+// This test runs through a whole bunch of files somewhere on disk. These files are not included in the repository
+// because they are not suitably licensed. So this path is specific to my local system, at the time I happen to be
+// writing these tests. Update in the future, as necessary.
+static constexpr const char *const plus4Path =
+	"/Users/thomasharte/Library/Mobile Documents/com~apple~CloudDocs/Soft/C16+4";
+static constexpr const char *const vic20Path =
+	"/Users/thomasharte/Library/Mobile Documents/com~apple~CloudDocs/Soft/Vic-20";
+
+@interface CommodoreStaticAnalyserTests : XCTestCase
+@end
+
+struct HitRate {
+	int files = 0;
+	int matches = 0;
+
+	HitRate &operator += (const HitRate &rhs) {
+		files += rhs.files;
+		matches += rhs.matches;
+		return *this;
+	}
+};
+
+@implementation CommodoreStaticAnalyserTests
+
+- (HitRate)hitRateBeneathPath:(NSString *)path forMachine:(Analyser::Machine)machine {
+	HitRate hits{};
+
+	NSDirectoryEnumerator<NSString *> *enumerator = [[NSFileManager defaultManager] enumeratorAtPath:path];
+	while(NSString *diskItem = [enumerator nextObject]) {
+		const NSString *type = [[enumerator fileAttributes] objectForKey:NSFileType];
+		if(![type isEqual:NSFileTypeRegular]) {
+			continue;
+		}
+
+		NSLog(@"%@", diskItem);
+		const auto list = Analyser::Static::GetTargets([path stringByAppendingPathComponent:diskItem].UTF8String);
+		if(list.empty()) {
+			continue;
+		}
+
+		++hits.files;
+		if(list.size() != 1) {
+			continue;
+		}
+
+		const auto &first = *list.begin();
+		hits.matches += first->machine == machine;
+	}
+
+	return hits;
+}
+
+- (void)testPlus4 {
+	const auto hitRate =
+		[self hitRateBeneathPath:[NSString stringWithUTF8String:plus4Path] forMachine:Analyser::Machine::Plus4];
+	NSLog(@"Got hit rate of %d in %d, i.e. %0.2f",
+		hitRate.matches, hitRate.files, float(hitRate.matches) / float(hitRate.files));
+}
+
+- (void)testVic20 {
+	const auto hitRate =
+		[self hitRateBeneathPath:[NSString stringWithUTF8String:vic20Path] forMachine:Analyser::Machine::Vic20];
+	NSLog(@"Got hit rate of %d in %d, i.e. %0.2f",
+		hitRate.matches, hitRate.files, float(hitRate.matches) / float(hitRate.files));
+}
+
+@end