test: add assertions during video init

gbdb_boot_test

@@ -28,14 +28,12 @@ assert $f == 0x2
 step
 
 runto 0xc
-regs
 assert $pc == 0xc
 assert $hl == 0x7fff
 
 # TODO: There is a bug in GBDB where breakpoints fire at the start of an
 # instruction and "step" stops at the end of an instruction
 step; step
-regs
 assert $pc == 0xf
 assert $hl == 0xff26
 
@@ -95,13 +93,10 @@ assert $pc == 0xa0
 step
 assert $pc == 0xa1
 
-break add 0xa3
-step 100000
-break del 2
+runto 0xa3
 assert $pc == 0xa3
-step #FIXME: bugs
+step; step #FIXME: bugs
 
-step
 assert $pc == 0xa4
 
 step
@@ -119,10 +114,8 @@ assert $pc == 0x2b
 step
 assert $pc == 0x96
 
-break add 0x34
-step 10000
+runto 0x34
 assert $pc == 0x34
-break del 3
 
 step; step
 assert $pc == 0x37
@@ -132,11 +125,9 @@ step;
 assert $pc == 0x39
 assert $b == 0x08
 
-break add 0x40
-step 10000
+runto 0x40
 assert $pc == 0x40
 assert $b == 0
-break del 4
 
 step; step
 assert $pc == 0x42
@@ -153,11 +144,69 @@ step
 assert $pc == 0x4a
 assert $c == 0x0c
 
-break add 0x55
-step 10000
-assert $pc == 0x55
+#
+# Setup Display
+#
+
+runto 0x55
 assert $a == 0
-break del 5
+
+assert $pc == 0x55
+step; step
+assert $h == 0
+
+assert $pc == 0x56
+step
+assert $a == 0x64
+
+assert $pc == 0x58
+step
+assert $d == 0x64
+
+assert $pc == 0x59
+step
+
+assert $pc == 0x5b
+step
+assert $a == 0x91
+
+assert $pc == 0x5d
+step
+
+assert $pc == 0x5f
+step
+assert $b == 1
+
+assert $pc == 0x60
+step
+assert $e == 0x2
+
+runto 0x70
+assert $pc == 0x70
+
+runto 0x80
+assert $pc == 0x80
+
+#
+# Play sound 1
+#
+
+runto 0x86
+assert $pc == 0x86
+
+#
+# Play sound 2
+#
+
+runto 0xe0
+assert $pc == 0xe0
+
+#
+# Setup Logo comparison
+#
+
+runto 0xf4
+assert $pc == 0xf4
 
 runto 0x100
 assert $pc == 0x100