feat(tests): add comprehensive test suite, update deps and Go 1.26.1

- Add 20+ tests for utility functions, SharedData, and Model
- Tests cover: LoadTables, LoadTableData, UpdateCell, pagination,
  table inference, focus/blur, empty database, invalid indices
- Update Go to 1.26.1, upgrade all dependencies
- Replace custom Min/Max with Go builtin min/max
- Format all files with goimports
- Add staticcheck to CI workflow

.github/workflows/test.yml

@@ -14,3 +14,6 @@ jobs:
       - run: go test -race ./...
       - run: go vet ./...
       - run: go build ./...
+      - name: Install staticcheck
+        run: go install honnef.co/go/tools/cmd/staticcheck@latest
+      - run: staticcheck ./...

go.mod

@@ -1,32 +1,30 @@
 module github.com/taigrr/teaqlite
 
-go 1.26.0
+go 1.26.1
 
 require (
 	github.com/charmbracelet/bubbles v1.0.0
 	github.com/charmbracelet/bubbletea v1.3.10
-	github.com/charmbracelet/fang v0.4.4
+	github.com/charmbracelet/fang v1.0.0
 	github.com/charmbracelet/lipgloss v1.1.0
 	github.com/spf13/cobra v1.10.2
 	modernc.org/sqlite v1.46.1
 )
 
 require (
-	charm.land/lipgloss/v2 v2.0.0-beta.3.0.20251106193318-19329a3e8410 // indirect
+	charm.land/lipgloss/v2 v2.0.2 // indirect
 	github.com/atotto/clipboard v0.1.4 // indirect
 	github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
-	github.com/charmbracelet/colorprofile v0.4.1 // indirect
+	github.com/charmbracelet/colorprofile v0.4.3 // indirect
-	github.com/charmbracelet/ultraviolet v0.0.0-20251106190538-99ea45596692 // indirect
+	github.com/charmbracelet/ultraviolet v0.0.0-20260309091805-903bfd0cf188 // indirect
 	github.com/charmbracelet/x/ansi v0.11.6 // indirect
 	github.com/charmbracelet/x/cellbuf v0.0.15 // indirect
-	github.com/charmbracelet/x/exp/charmtone v0.0.0-20250711012602-b1f986320f7e // indirect
+	github.com/charmbracelet/x/exp/charmtone v0.0.0-20260311145557-c83711a11ffa // indirect
-	github.com/charmbracelet/x/exp/color v0.0.0-20250711012602-b1f986320f7e // indirect
 	github.com/charmbracelet/x/term v0.2.2 // indirect
 	github.com/charmbracelet/x/termios v0.1.1 // indirect
 	github.com/charmbracelet/x/windows v0.2.2 // indirect
-	github.com/clipperhouse/displaywidth v0.9.0 // indirect
+	github.com/clipperhouse/displaywidth v0.11.0 // indirect
-	github.com/clipperhouse/stringish v0.1.1 // indirect
+	github.com/clipperhouse/uax29/v2 v2.7.0 // indirect
-	github.com/clipperhouse/uax29/v2 v2.5.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f // indirect
 	github.com/google/uuid v1.6.0 // indirect
@@ -34,24 +32,25 @@ require (
 	github.com/lucasb-eyer/go-colorful v1.3.0 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-localereader v0.0.1 // indirect
-	github.com/mattn/go-runewidth v0.0.19 // indirect
+	github.com/mattn/go-runewidth v0.0.21 // indirect
 	github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 // indirect
 	github.com/muesli/cancelreader v0.2.2 // indirect
 	github.com/muesli/mango v0.2.0 // indirect
-	github.com/muesli/mango-cobra v1.2.0 // indirect
+	github.com/muesli/mango-cobra v1.3.0 // indirect
-	github.com/muesli/mango-pflag v0.1.0 // indirect
+	github.com/muesli/mango-pflag v0.2.0 // indirect
 	github.com/muesli/roff v0.1.0 // indirect
 	github.com/muesli/termenv v0.16.0 // indirect
 	github.com/ncruces/go-strftime v1.0.0 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
-	github.com/spf13/pflag v1.0.9 // indirect
+	github.com/spf13/pflag v1.0.10 // indirect
 	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
-	golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 // indirect
+	golang.org/x/exp v0.0.0-20260312153236-7ab1446f8b90 // indirect
-	golang.org/x/sync v0.17.0 // indirect
+	golang.org/x/sync v0.20.0 // indirect
-	golang.org/x/sys v0.38.0 // indirect
+	golang.org/x/sys v0.42.0 // indirect
-	golang.org/x/text v0.27.0 // indirect
+	golang.org/x/text v0.35.0 // indirect
-	modernc.org/libc v1.67.6 // indirect
+	golang.org/x/tools v0.43.0 // indirect
+	modernc.org/libc v1.70.0 // indirect
 	modernc.org/mathutil v1.7.1 // indirect
 	modernc.org/memory v1.11.0 // indirect
 )

go.sum

@@ -1,33 +1,31 @@
-charm.land/lipgloss/v2 v2.0.0-beta.3.0.20251106193318-19329a3e8410 h1:D9PbaszZYpB4nj+d6HTWr1onlmlyuGVNfL9gAi8iB3k=
+charm.land/lipgloss/v2 v2.0.2 h1:xFolbF8JdpNkM2cEPTfXEcW1p6NRzOWTSamRfYEw8cs=
-charm.land/lipgloss/v2 v2.0.0-beta.3.0.20251106193318-19329a3e8410/go.mod h1:1qZyvvVCenJO2M1ac2mX0yyiIZJoZmDM4DG4s0udJkU=
+charm.land/lipgloss/v2 v2.0.2/go.mod h1:KjPle2Qd3YmvP1KL5OMHiHysGcNwq6u83MUjYkFvEkM=
 github.com/MakeNowJust/heredoc v1.0.0 h1:cXCdzVdstXyiTqTvfqk9SDHpKNjxuom+DOlyEeQ4pzQ=
 github.com/MakeNowJust/heredoc v1.0.0/go.mod h1:mG5amYoWBHf8vpLOuehzbGGw0EHxpZZ6lCpQ4fNJ8LE=
 github.com/atotto/clipboard v0.1.4 h1:EH0zSVneZPSuFR11BlR9YppQTVDbh5+16AmcJi4g1z4=
 github.com/atotto/clipboard v0.1.4/go.mod h1:ZY9tmq7sm5xIbd9bOK4onWV4S6X0u6GY7Vn0Yu86PYI=
 github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiErDT4WkJ2k=
 github.com/aymanbagabas/go-osc52/v2 v2.0.1/go.mod h1:uYgXzlJ7ZpABp8OJ+exZzJJhRNQ2ASbcXHWsFqH8hp8=
-github.com/aymanbagabas/go-udiff v0.3.1 h1:LV+qyBQ2pqe0u42ZsUEtPiCaUoqgA9gYRDs3vj1nolY=
+github.com/aymanbagabas/go-udiff v0.4.1 h1:OEIrQ8maEeDBXQDoGCbbTTXYJMYRCRO1fnodZ12Gv5o=
-github.com/aymanbagabas/go-udiff v0.3.1/go.mod h1:G0fsKmG+P6ylD0r6N/KgQD/nWzgfnl8ZBcNLgcbrw8E=
+github.com/aymanbagabas/go-udiff v0.4.1/go.mod h1:0L9PGwj20lrtmEMeyw4WKJ/TMyDtvAoK9bf2u/mNo3w=
 github.com/charmbracelet/bubbles v1.0.0 h1:12J8/ak/uCZEMQ6KU7pcfwceyjLlWsDLAxB5fXonfvc=
 github.com/charmbracelet/bubbles v1.0.0/go.mod h1:9d/Zd5GdnauMI5ivUIVisuEm3ave1XwXtD1ckyV6r3E=
 github.com/charmbracelet/bubbletea v1.3.10 h1:otUDHWMMzQSB0Pkc87rm691KZ3SWa4KUlvF9nRvCICw=
 github.com/charmbracelet/bubbletea v1.3.10/go.mod h1:ORQfo0fk8U+po9VaNvnV95UPWA1BitP1E0N6xJPlHr4=
-github.com/charmbracelet/colorprofile v0.4.1 h1:a1lO03qTrSIRaK8c3JRxJDZOvhvIeSco3ej+ngLk1kk=
+github.com/charmbracelet/colorprofile v0.4.3 h1:QPa1IWkYI+AOB+fE+mg/5/4HRMZcaXex9t5KX76i20Q=
-github.com/charmbracelet/colorprofile v0.4.1/go.mod h1:U1d9Dljmdf9DLegaJ0nGZNJvoXAhayhmidOdcBwAvKk=
+github.com/charmbracelet/colorprofile v0.4.3/go.mod h1:/zT4BhpD5aGFpqQQqw7a+VtHCzu+zrQtt1zhMt9mR4Q=
-github.com/charmbracelet/fang v0.4.4 h1:G4qKxF6or/eTPgmAolwPuRNyuci3hTUGGX1rj1YkHJY=
+github.com/charmbracelet/fang v1.0.0 h1:jESBY40agJOlLYnnv9jE0mLqDGTxEk0hkOnx7YGyRlQ=
-github.com/charmbracelet/fang v0.4.4/go.mod h1:P5/DNb9DddQ0Z0dbc0P3ol4/ix5Po7Ofr2KMBfAqoCo=
+github.com/charmbracelet/fang v1.0.0/go.mod h1:P5/DNb9DddQ0Z0dbc0P3ol4/ix5Po7Ofr2KMBfAqoCo=
 github.com/charmbracelet/lipgloss v1.1.0 h1:vYXsiLHVkK7fp74RkV7b2kq9+zDLoEU4MZoFqR/noCY=
 github.com/charmbracelet/lipgloss v1.1.0/go.mod h1:/6Q8FR2o+kj8rz4Dq0zQc3vYf7X+B0binUUBwA0aL30=
-github.com/charmbracelet/ultraviolet v0.0.0-20251106190538-99ea45596692 h1:r/3jQZ1LjWW6ybp8HHfhrKrwHIWiJhUuY7wwYIWZulQ=
+github.com/charmbracelet/ultraviolet v0.0.0-20260309091805-903bfd0cf188 h1:J8v4kWJYCaxv1SLhLunN74S+jMteZ1f7Dae99ioq4Bo=
-github.com/charmbracelet/ultraviolet v0.0.0-20251106190538-99ea45596692/go.mod h1:Y8B4DzWeTb0ama8l3+KyopZtkE8fZjwRQ3aEAPEXHE0=
+github.com/charmbracelet/ultraviolet v0.0.0-20260309091805-903bfd0cf188/go.mod h1:FzWNAbe1jEmI+GZljSnlaSA8wJjnNIZhWBLkTsAl6eg=
 github.com/charmbracelet/x/ansi v0.11.6 h1:GhV21SiDz/45W9AnV2R61xZMRri5NlLnl6CVF7ihZW8=
 github.com/charmbracelet/x/ansi v0.11.6/go.mod h1:2JNYLgQUsyqaiLovhU2Rv/pb8r6ydXKS3NIttu3VGZQ=
 github.com/charmbracelet/x/cellbuf v0.0.15 h1:ur3pZy0o6z/R7EylET877CBxaiE1Sp1GMxoFPAIztPI=
 github.com/charmbracelet/x/cellbuf v0.0.15/go.mod h1:J1YVbR7MUuEGIFPCaaZ96KDl5NoS0DAWkskup+mOY+Q=
-github.com/charmbracelet/x/exp/charmtone v0.0.0-20250711012602-b1f986320f7e h1:sc41kBOnun1OX15Lg05ZB6Ly6AFWnntCYb8jsEDBAPs=
+github.com/charmbracelet/x/exp/charmtone v0.0.0-20260311145557-c83711a11ffa h1:/hY9CTFQJJ7G5Hu0MFAZTUXV/JO8H8FOIdWKvRA+tTw=
-github.com/charmbracelet/x/exp/charmtone v0.0.0-20250711012602-b1f986320f7e/go.mod h1:T9jr8CzFpjhFVHjNjKwbAD7KwBNyFnj2pntAO7F2zw0=
+github.com/charmbracelet/x/exp/charmtone v0.0.0-20260311145557-c83711a11ffa/go.mod h1:nsExn0DGyX0lh9LwLHTn2Gg+hafdzfSXnC+QmEJTZFY=
-github.com/charmbracelet/x/exp/color v0.0.0-20250711012602-b1f986320f7e h1:D0tltuLCSvxMznOpQg7f3MArp8ImU0zALbakI47ffkw=
-github.com/charmbracelet/x/exp/color v0.0.0-20250711012602-b1f986320f7e/go.mod h1:hk/GyTELmEgX54pBAOHcFvH8Xed53JWo/g8kJXFo/PI=
 github.com/charmbracelet/x/exp/golden v0.0.0-20250806222409-83e3a29d542f h1:pk6gmGpCE7F3FcjaOEKYriCvpmIN4+6OS/RD0vm4uIA=
 github.com/charmbracelet/x/exp/golden v0.0.0-20250806222409-83e3a29d542f/go.mod h1:IfZAMTHB6XkZSeXUqriemErjAWCCzT0LwjKFYCZyw0I=
 github.com/charmbracelet/x/term v0.2.2 h1:xVRT/S2ZcKdhhOuSP4t5cLi5o+JxklsoEObBSgfgZRk=
@@ -36,12 +34,10 @@ github.com/charmbracelet/x/termios v0.1.1 h1:o3Q2bT8eqzGnGPOYheoYS8eEleT5ZVNYNy8
 github.com/charmbracelet/x/termios v0.1.1/go.mod h1:rB7fnv1TgOPOyyKRJ9o+AsTU/vK5WHJ2ivHeut/Pcwo=
 github.com/charmbracelet/x/windows v0.2.2 h1:IofanmuvaxnKHuV04sC0eBy/smG6kIKrWG2/jYn2GuM=
 github.com/charmbracelet/x/windows v0.2.2/go.mod h1:/8XtdKZzedat74NQFn0NGlGL4soHB0YQZrETF96h75k=
-github.com/clipperhouse/displaywidth v0.9.0 h1:Qb4KOhYwRiN3viMv1v/3cTBlz3AcAZX3+y9OLhMtAtA=
+github.com/clipperhouse/displaywidth v0.11.0 h1:lBc6kY44VFw+TDx4I8opi/EtL9m20WSEFgwIwO+UVM8=
-github.com/clipperhouse/displaywidth v0.9.0/go.mod h1:aCAAqTlh4GIVkhQnJpbL0T/WfcrJXHcj8C0yjYcjOZA=
+github.com/clipperhouse/displaywidth v0.11.0/go.mod h1:bkrFNkf81G8HyVqmKGxsPufD3JhNl3dSqnGhOoSD/o0=
-github.com/clipperhouse/stringish v0.1.1 h1:+NSqMOr3GR6k1FdRhhnXrLfztGzuG+VuFDfatpWHKCs=
+github.com/clipperhouse/uax29/v2 v2.7.0 h1:+gs4oBZ2gPfVrKPthwbMzWZDaAFPGYK72F0NJv2v7Vk=
-github.com/clipperhouse/stringish v0.1.1/go.mod h1:v/WhFtE1q0ovMta2+m+UbpZ+2/HEXNWYXQgCt4hdOzA=
+github.com/clipperhouse/uax29/v2 v2.7.0/go.mod h1:EFJ2TJMRUaplDxHKj1qAEhCtQPW2tJSwu5BF98AuoVM=
-github.com/clipperhouse/uax29/v2 v2.5.0 h1:x7T0T4eTHDONxFJsL94uKNKPHrclyFI0lm7+w94cO8U=
-github.com/clipperhouse/uax29/v2 v2.5.0/go.mod h1:Wn1g7MK6OoeDT0vL+Q0SQLDz/KpfsVRgg6W7ihQeh4g=
 github.com/cpuguy83/go-md2man/v2 v2.0.6/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -63,18 +59,18 @@ github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWE
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/mattn/go-localereader v0.0.1 h1:ygSAOl7ZXTx4RdPYinUpg6W99U8jWvWi9Ye2JC/oIi4=
 github.com/mattn/go-localereader v0.0.1/go.mod h1:8fBrzywKY7BI3czFoHkuzRoWE9C+EiG4R1k4Cjx5p88=
-github.com/mattn/go-runewidth v0.0.19 h1:v++JhqYnZuu5jSKrk9RbgF5v4CGUjqRfBm05byFGLdw=
+github.com/mattn/go-runewidth v0.0.21 h1:jJKAZiQH+2mIinzCJIaIG9Be1+0NR+5sz/lYEEjdM8w=
-github.com/mattn/go-runewidth v0.0.19/go.mod h1:XBkDxAl56ILZc9knddidhrOlY5R/pDhgLpndooCuJAs=
+github.com/mattn/go-runewidth v0.0.21/go.mod h1:XBkDxAl56ILZc9knddidhrOlY5R/pDhgLpndooCuJAs=
 github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 h1:ZK8zHtRHOkbHy6Mmr5D264iyp3TiX5OmNcI5cIARiQI=
 github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6/go.mod h1:CJlz5H+gyd6CUWT45Oy4q24RdLyn7Md9Vj2/ldJBSIo=
 github.com/muesli/cancelreader v0.2.2 h1:3I4Kt4BQjOR54NavqnDogx/MIoWBFa0StPA8ELUXHmA=
 github.com/muesli/cancelreader v0.2.2/go.mod h1:3XuTXfFS2VjM+HTLZY9Ak0l6eUKfijIfMUZ4EgX0QYo=
 github.com/muesli/mango v0.2.0 h1:iNNc0c5VLQ6fsMgAqGQofByNUBH2Q2nEbD6TaI+5yyQ=
 github.com/muesli/mango v0.2.0/go.mod h1:5XFpbC8jY5UUv89YQciiXNlbi+iJgt29VDC5xbzrLL4=
-github.com/muesli/mango-cobra v1.2.0 h1:DQvjzAM0PMZr85Iv9LIMaYISpTOliMEg+uMFtNbYvWg=
+github.com/muesli/mango-cobra v1.3.0 h1:vQy5GvPg3ndOSpduxutqFoINhWk3vD5K2dXo5E8pqec=
-github.com/muesli/mango-cobra v1.2.0/go.mod h1:vMJL54QytZAJhCT13LPVDfkvCUJ5/4jNUKF/8NC2UjA=
+github.com/muesli/mango-cobra v1.3.0/go.mod h1:Cj1ZrBu3806Qw7UjxnAUgE+7tllUBj1NCLQDwwGx19E=
-github.com/muesli/mango-pflag v0.1.0 h1:UADqbYgpUyRoBja3g6LUL+3LErjpsOwaC9ywvBWe7Sg=
+github.com/muesli/mango-pflag v0.2.0 h1:QViokgKDZQCzKhYe1zH8D+UlPJzBSGoP9yx0hBG0t5k=
-github.com/muesli/mango-pflag v0.1.0/go.mod h1:YEQomTxaCUp8PrbhFh10UfbhbQrM/xJ4i2PB8VTLLW0=
+github.com/muesli/mango-pflag v0.2.0/go.mod h1:X9LT1p/pbGA1wjvEbtwnixujKErkP0jVmrxwrw3fL0Y=
 github.com/muesli/roff v0.1.0 h1:YD0lalCotmYuF5HhZliKWlIx7IEhiXeSfq7hNjFqGF8=
 github.com/muesli/roff v0.1.0/go.mod h1:pjAHQM9hdUUwm/krAfrLGgJkXJ+YuhtsfZ42kieB2Ig=
 github.com/muesli/termenv v0.16.0 h1:S5AlUN9dENB57rsbnkPyfdGuWIlkmzJjbFf0Tf5FWUc=
@@ -90,44 +86,45 @@ github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUc
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/spf13/cobra v1.10.2 h1:DMTTonx5m65Ic0GOoRY2c16WCbHxOOw6xxezuLaBpcU=
 github.com/spf13/cobra v1.10.2/go.mod h1:7C1pvHqHw5A4vrJfjNwvOdzYu0Gml16OCs2GRiTUUS4=
-github.com/spf13/pflag v1.0.9 h1:9exaQaMOCwffKiiiYk6/BndUBv+iRViNW+4lEMi0PvY=
 github.com/spf13/pflag v1.0.9/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+github.com/spf13/pflag v1.0.10 h1:4EBh2KAYBwaONj6b2Ye1GiHfwjqyROoF4RwYO+vPwFk=
+github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
 github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
 github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
 go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
-golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 h1:mgKeJMpvi0yx/sU5GsxQ7p6s2wtOnGAHZWCHUM4KGzY=
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-golang.org/x/mod v0.29.0 h1:HV8lRxZC4l2cr3Zq1LvtOsi/ThTgWnUk/y64QSs8GwA=
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-golang.org/x/mod v0.29.0/go.mod h1:NyhrlYXJ2H4eJiRy/WDBO6HMqZQ6q9nk4JzS3NuCK+w=
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-golang.org/x/sync v0.17.0 h1:l60nONMj9l5drqw6jlhIELNv9I0A4OFgRsG9k2oT9Ug=
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-golang.org/x/sync v0.17.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
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 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.38.0 h1:3yZWxaJjBmCWXqhN1qh02AkOnCQ1poK6oF+a7xWL6Gc=
+golang.org/x/sys v0.42.0 h1:omrd2nAlyT5ESRdCLYdm3+fMfNFE/+Rf4bDIQImRJeo=
-golang.org/x/sys v0.38.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/sys v0.42.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
-golang.org/x/text v0.27.0 h1:4fGWRpyh641NLlecmyl4LOe6yDdfaYNrGb2zdfo4JV4=
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-golang.org/x/text v0.27.0/go.mod h1:1D28KMCvyooCX9hBiosv5Tz/+YLxj0j7XhWjpSUF7CU=
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-golang.org/x/tools v0.38.0 h1:Hx2Xv8hISq8Lm16jvBZ2VQf+RLmbd7wVUsALibYI/IQ=
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 modernc.org/goabi0 v0.2.0 h1:HvEowk7LxcPd0eq6mVOAEMai46V+i7Jrj13t4AzuNks=
 modernc.org/goabi0 v0.2.0/go.mod h1:CEFRnnJhKvWT1c1JTI3Avm+tgOWbkOu5oPA8eH8LnMI=
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internal/app/app.go

@@ -522,20 +522,6 @@ func WrapText(text string, width int) []string {
 	return lines
 }
 
-func Min(a, b int) int {
-	if a < b {
-		return a
-	}
-	return b
-}
-
-func Max(a, b int) int {
-	if a > b {
-		return a
-	}
-	return b
-}
-
 func InitialModel(db *sql.DB, opts ...Option) *Model {
 	shared := NewSharedData(db)
 	if err := shared.LoadTables(); err != nil {

internal/app/app_test.go

@@ -0,0 +1,428 @@
+package app
+
+import (
+	"database/sql"
+	"testing"
+
+	_ "modernc.org/sqlite"
+)
+
+func TestTruncateString(t *testing.T) {
+	tests := []struct {
+		name   string
+		input  string
+		maxLen int
+		want   string
+	}{
+		{"short string", "hello", 10, "hello"},
+		{"exact length", "hello", 5, "hello"},
+		{"needs truncation", "hello world", 8, "hello..."},
+		{"empty string", "", 5, ""},
+		{"min truncation", "abcdef", 4, "a..."},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := TruncateString(tt.input, tt.maxLen)
+			if got != tt.want {
+				t.Errorf("TruncateString(%q, %d) = %q, want %q", tt.input, tt.maxLen, got, tt.want)
+			}
+		})
+	}
+}
+
+func TestWrapText(t *testing.T) {
+	tests := []struct {
+		name  string
+		text  string
+		width int
+		want  []string
+	}{
+		{"short text", "hello", 20, []string{"hello"}},
+		{"wrap at word boundary", "hello world foo", 12, []string{"hello world", "foo"}},
+		{"zero width", "hello", 0, []string{"hello"}},
+		{"empty text", "", 10, []string{""}},
+		{"single long word", "abcdefghij", 5, []string{"abcde", "fghij"}},
+		{"multiple words wrapping", "one two three four", 10, []string{"one two", "three four"}},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := WrapText(tt.text, tt.width)
+			if len(got) != len(tt.want) {
+				t.Errorf("WrapText(%q, %d) returned %d lines, want %d: %v", tt.text, tt.width, len(got), len(tt.want), got)
+				return
+			}
+			for i := range got {
+				if got[i] != tt.want[i] {
+					t.Errorf("WrapText(%q, %d)[%d] = %q, want %q", tt.text, tt.width, i, got[i], tt.want[i])
+				}
+			}
+		})
+	}
+}
+
+func TestNextID(t *testing.T) {
+	// nextID should return monotonically increasing values
+	id1 := nextID()
+	id2 := nextID()
+	id3 := nextID()
+
+	if id2 <= id1 {
+		t.Errorf("nextID() not monotonically increasing: %d, %d", id1, id2)
+	}
+	if id3 <= id2 {
+		t.Errorf("nextID() not monotonically increasing: %d, %d", id2, id3)
+	}
+}
+
+func TestDefaultAppKeyMap(t *testing.T) {
+	km := DefaultAppKeyMap()
+
+	if len(km.Quit.Keys()) == 0 {
+		t.Error("Quit keybinding has no keys")
+	}
+	if len(km.Suspend.Keys()) == 0 {
+		t.Error("Suspend keybinding has no keys")
+	}
+	if len(km.ToggleHelp.Keys()) == 0 {
+		t.Error("ToggleHelp keybinding has no keys")
+	}
+}
+
+// createTestDB creates an in-memory SQLite database with test data
+func createTestDB(t *testing.T) *sql.DB {
+	t.Helper()
+	db, err := sql.Open("sqlite", ":memory:")
+	if err != nil {
+		t.Fatalf("failed to open test database: %v", err)
+	}
+
+	_, err = db.Exec(`
+		CREATE TABLE users (
+			id INTEGER PRIMARY KEY,
+			name TEXT NOT NULL,
+			email TEXT
+		);
+		INSERT INTO users (name, email) VALUES ('Alice', 'alice@example.com');
+		INSERT INTO users (name, email) VALUES ('Bob', 'bob@example.com');
+		INSERT INTO users (name, email) VALUES ('Charlie', 'charlie@example.com');
+
+		CREATE TABLE products (
+			id INTEGER PRIMARY KEY,
+			title TEXT NOT NULL,
+			price REAL
+		);
+		INSERT INTO products (title, price) VALUES ('Widget', 9.99);
+		INSERT INTO products (title, price) VALUES ('Gadget', 19.99);
+	`)
+	if err != nil {
+		t.Fatalf("failed to create test data: %v", err)
+	}
+
+	return db
+}
+
+func TestNewSharedData(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	shared := NewSharedData(db)
+	if shared.DB != db {
+		t.Error("NewSharedData should store the database reference")
+	}
+	if shared.Width != 80 || shared.Height != 24 {
+		t.Errorf("default dimensions should be 80x24, got %dx%d", shared.Width, shared.Height)
+	}
+}
+
+func TestSharedDataLoadTables(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	shared := NewSharedData(db)
+	if err := shared.LoadTables(); err != nil {
+		t.Fatalf("LoadTables() failed: %v", err)
+	}
+
+	if len(shared.Tables) != 2 {
+		t.Fatalf("expected 2 tables, got %d: %v", len(shared.Tables), shared.Tables)
+	}
+
+	// Tables should be sorted alphabetically
+	if shared.Tables[0] != "products" || shared.Tables[1] != "users" {
+		t.Errorf("expected [products, users], got %v", shared.Tables)
+	}
+
+	// FilteredTables should be a copy of Tables
+	if len(shared.FilteredTables) != len(shared.Tables) {
+		t.Errorf("FilteredTables length mismatch: %d vs %d", len(shared.FilteredTables), len(shared.Tables))
+	}
+}
+
+func TestSharedDataLoadTableData(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	shared := NewSharedData(db)
+	if err := shared.LoadTables(); err != nil {
+		t.Fatalf("LoadTables() failed: %v", err)
+	}
+
+	// Load "users" table (index 1 since sorted alphabetically)
+	shared.SelectedTable = 1
+	if err := shared.LoadTableData(); err != nil {
+		t.Fatalf("LoadTableData() failed: %v", err)
+	}
+
+	if len(shared.Columns) != 3 {
+		t.Fatalf("expected 3 columns, got %d: %v", len(shared.Columns), shared.Columns)
+	}
+	if shared.Columns[0] != "id" || shared.Columns[1] != "name" || shared.Columns[2] != "email" {
+		t.Errorf("unexpected columns: %v", shared.Columns)
+	}
+
+	if shared.TotalRows != 3 {
+		t.Errorf("expected 3 total rows, got %d", shared.TotalRows)
+	}
+
+	if len(shared.TableData) != 3 {
+		t.Fatalf("expected 3 data rows, got %d", len(shared.TableData))
+	}
+
+	// Check primary keys detected
+	if len(shared.PrimaryKeys) != 1 || shared.PrimaryKeys[0] != "id" {
+		t.Errorf("expected primary key [id], got %v", shared.PrimaryKeys)
+	}
+
+	// Should not be marked as query result
+	if shared.IsQueryResult {
+		t.Error("regular table load should not be marked as query result")
+	}
+}
+
+func TestSharedDataLoadTableDataInvalidIndex(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	shared := NewSharedData(db)
+	if err := shared.LoadTables(); err != nil {
+		t.Fatalf("LoadTables() failed: %v", err)
+	}
+
+	shared.SelectedTable = 99
+	if err := shared.LoadTableData(); err == nil {
+		t.Error("LoadTableData() should fail with invalid table index")
+	}
+}
+
+func TestSharedDataUpdateCell(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	shared := NewSharedData(db)
+	if err := shared.LoadTables(); err != nil {
+		t.Fatalf("LoadTables() failed: %v", err)
+	}
+
+	// Load users table
+	shared.SelectedTable = 1
+	if err := shared.LoadTableData(); err != nil {
+		t.Fatalf("LoadTableData() failed: %v", err)
+	}
+
+	// Update name of first user (row 0, col 1 = name)
+	if err := shared.UpdateCell(0, 1, "Alicia"); err != nil {
+		t.Fatalf("UpdateCell() failed: %v", err)
+	}
+
+	// Verify local data updated
+	if shared.FilteredData[0][1] != "Alicia" {
+		t.Errorf("FilteredData not updated, got %q", shared.FilteredData[0][1])
+	}
+
+	// Verify database updated
+	var name string
+	err := db.QueryRow("SELECT name FROM users WHERE id = 1").Scan(&name)
+	if err != nil {
+		t.Fatalf("failed to verify update: %v", err)
+	}
+	if name != "Alicia" {
+		t.Errorf("database not updated, got %q", name)
+	}
+}
+
+func TestSharedDataUpdateCellInvalidIndex(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	shared := NewSharedData(db)
+	if err := shared.LoadTables(); err != nil {
+		t.Fatalf("LoadTables() failed: %v", err)
+	}
+	shared.SelectedTable = 1
+	if err := shared.LoadTableData(); err != nil {
+		t.Fatalf("LoadTableData() failed: %v", err)
+	}
+
+	if err := shared.UpdateCell(99, 0, "value"); err == nil {
+		t.Error("UpdateCell() should fail with invalid row index")
+	}
+	if err := shared.UpdateCell(0, 99, "value"); err == nil {
+		t.Error("UpdateCell() should fail with invalid column index")
+	}
+}
+
+func TestSharedDataPagination(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	// Insert enough rows to test pagination
+	for i := 0; i < 25; i++ {
+		_, err := db.Exec("INSERT INTO users (name, email) VALUES (?, ?)",
+			"User"+string(rune('A'+i)), "user@example.com")
+		if err != nil {
+			t.Fatalf("failed to insert test data: %v", err)
+		}
+	}
+
+	shared := NewSharedData(db)
+	if err := shared.LoadTables(); err != nil {
+		t.Fatalf("LoadTables() failed: %v", err)
+	}
+
+	shared.SelectedTable = 1
+	shared.CurrentPage = 0
+	if err := shared.LoadTableData(); err != nil {
+		t.Fatalf("LoadTableData() page 0 failed: %v", err)
+	}
+
+	if shared.TotalRows != 28 { // 3 original + 25 new
+		t.Errorf("expected 28 total rows, got %d", shared.TotalRows)
+	}
+	if len(shared.TableData) != PageSize {
+		t.Errorf("page 0 should have %d rows, got %d", PageSize, len(shared.TableData))
+	}
+
+	// Load page 2
+	shared.CurrentPage = 1
+	if err := shared.LoadTableData(); err != nil {
+		t.Fatalf("LoadTableData() page 1 failed: %v", err)
+	}
+	if len(shared.TableData) != 8 { // 28 - 20 = 8
+		t.Errorf("page 1 should have 8 rows, got %d", len(shared.TableData))
+	}
+}
+
+func TestInitialModel(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	m := InitialModel(db)
+	if m.Err() != nil {
+		t.Fatalf("InitialModel() returned error: %v", m.Err())
+	}
+	if m.width != 80 || m.height != 24 {
+		t.Errorf("default dimensions should be 80x24, got %dx%d", m.width, m.height)
+	}
+	if !m.Focused() {
+		t.Error("model should be focused by default")
+	}
+}
+
+func TestInitialModelWithOptions(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	km := DefaultAppKeyMap()
+	m := InitialModel(db, WithKeyMap(km), WithDimensions(120, 40))
+	if m.Err() != nil {
+		t.Fatalf("InitialModel() returned error: %v", m.Err())
+	}
+	if m.width != 120 || m.height != 40 {
+		t.Errorf("custom dimensions should be 120x40, got %dx%d", m.width, m.height)
+	}
+}
+
+func TestModelFocusBlur(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	m := InitialModel(db)
+	if !m.Focused() {
+		t.Error("model should be focused initially")
+	}
+
+	m.Blur()
+	if m.Focused() {
+		t.Error("model should not be focused after Blur()")
+	}
+
+	m.Focus()
+	if !m.Focused() {
+		t.Error("model should be focused after Focus()")
+	}
+}
+
+func TestInferTableFromQueryResult(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	shared := NewSharedData(db)
+	if err := shared.LoadTables(); err != nil {
+		t.Fatalf("LoadTables() failed: %v", err)
+	}
+
+	// Set up columns matching the users table
+	shared.Columns = []string{"id", "name", "email"}
+	shared.IsQueryResult = true
+	shared.FilteredData = [][]string{{"1", "Alice", "alice@example.com"}}
+
+	tableName, err := shared.inferTableFromQueryResult(0, 0)
+	if err != nil {
+		t.Fatalf("inferTableFromQueryResult() failed: %v", err)
+	}
+	if tableName != "users" {
+		t.Errorf("expected 'users', got %q", tableName)
+	}
+
+	// Verify it was cached
+	if shared.QueryTableName != "users" {
+		t.Errorf("QueryTableName should be cached as 'users', got %q", shared.QueryTableName)
+	}
+}
+
+func TestGetTableInfo(t *testing.T) {
+	db := createTestDB(t)
+	defer db.Close()
+
+	shared := NewSharedData(db)
+	cols, pks, err := shared.getTableInfo("users")
+	if err != nil {
+		t.Fatalf("getTableInfo() failed: %v", err)
+	}
+
+	if len(cols) != 3 {
+		t.Errorf("expected 3 columns, got %d", len(cols))
+	}
+	if len(pks) != 1 || pks[0] != "id" {
+		t.Errorf("expected primary key [id], got %v", pks)
+	}
+}
+
+func TestSharedDataEmptyDatabase(t *testing.T) {
+	db, err := sql.Open("sqlite", ":memory:")
+	if err != nil {
+		t.Fatalf("failed to open test database: %v", err)
+	}
+	defer db.Close()
+
+	shared := NewSharedData(db)
+	if err := shared.LoadTables(); err != nil {
+		t.Fatalf("LoadTables() on empty db failed: %v", err)
+	}
+
+	if len(shared.Tables) != 0 {
+		t.Errorf("expected 0 tables in empty db, got %d", len(shared.Tables))
+	}
+}

internal/app/edit_cell.go

@@ -4,10 +4,10 @@ import (
 	"fmt"
 	"time"
 
-	tea "github.com/charmbracelet/bubbletea"
 	"github.com/charmbracelet/bubbles/help"
 	"github.com/charmbracelet/bubbles/key"
 	"github.com/charmbracelet/bubbles/textinput"
+	tea "github.com/charmbracelet/bubbletea"
 )
 
 type EditCellModel struct {

internal/app/query.go

@@ -418,7 +418,7 @@ func (m *QueryModel) View() string {
 		content.WriteString("\n")
 
 		// Data rows with scrolling
-		visibleCount := Max(1, m.Shared.Height-10)
+		visibleCount := max(1, m.Shared.Height-10)
 		startIdx := 0
 
 		// Adjust start index if selected row is out of view
@@ -426,7 +426,7 @@ func (m *QueryModel) View() string {
 			startIdx = m.selectedRow - visibleCount + 1
 		}
 
-		endIdx := Min(len(m.results), startIdx+visibleCount)
+		endIdx := min(len(m.results), startIdx+visibleCount)
 
 		for i := range endIdx {
 			if i < startIdx {
@@ -465,4 +465,3 @@ func (m *QueryModel) View() string {
 
 	return content.String()
 }
-

internal/app/row_detail.go

@@ -4,9 +4,9 @@ import (
 	"fmt"
 	"strings"
 
-	tea "github.com/charmbracelet/bubbletea"
 	"github.com/charmbracelet/bubbles/help"
 	"github.com/charmbracelet/bubbles/key"
+	tea "github.com/charmbracelet/bubbletea"
 )
 
 type RowDetailModel struct {

internal/app/table_data.go

@@ -5,10 +5,10 @@ import (
 	"sort"
 	"strings"
 
-	tea "github.com/charmbracelet/bubbletea"
 	"github.com/charmbracelet/bubbles/help"
 	"github.com/charmbracelet/bubbles/key"
 	"github.com/charmbracelet/bubbles/textinput"
+	tea "github.com/charmbracelet/bubbletea"
 )
 
 type TableDataModel struct {
@@ -409,7 +409,7 @@ func (m *TableDataModel) View() string {
 		content.WriteString("\n")
 
 		// Show data rows with scrolling within current page
-		visibleCount := Max(1, m.Shared.Height-10)
+		visibleCount := max(1, m.Shared.Height-10)
 		totalRows := len(m.Shared.FilteredData)
 		startIdx := 0
 
@@ -420,7 +420,7 @@ func (m *TableDataModel) View() string {
 			startIdx = min(startIdx, totalRows-visibleCount)
 		}
 
-		endIdx := Min(totalRows, startIdx+visibleCount)
+		endIdx := min(totalRows, startIdx+visibleCount)
 
 		for i := startIdx; i < endIdx; i++ {
 			row := m.Shared.FilteredData[i]

internal/app/table_list.go

@@ -5,10 +5,10 @@ import (
 	"sort"
 	"strings"
 
-	tea "github.com/charmbracelet/bubbletea"
 	"github.com/charmbracelet/bubbles/help"
 	"github.com/charmbracelet/bubbles/key"
 	"github.com/charmbracelet/bubbles/textinput"
+	tea "github.com/charmbracelet/bubbletea"
 )
 
 type TableListModel struct {
@@ -356,7 +356,7 @@ func (m *TableListModel) getVisibleCount() int {
 	if m.searching {
 		reservedLines += 2
 	}
-	return Max(1, m.Shared.Height-reservedLines)
+	return max(1, m.Shared.Height-reservedLines)
 }
 
 func (m *TableListModel) adjustPage() {
@@ -389,7 +389,7 @@ func (m *TableListModel) View() string {
 	} else {
 		visibleCount := m.getVisibleCount()
 		startIdx := m.currentPage * visibleCount
-		endIdx := Min(startIdx+visibleCount, len(m.Shared.FilteredTables))
+		endIdx := min(startIdx+visibleCount, len(m.Shared.FilteredTables))
 
 		for i := startIdx; i < endIdx; i++ {
 			table := m.Shared.FilteredTables[i]