1 files changed, 267 insertions, 0 deletions
diff --git a/dot_config/herdr/plugins/github/herdr-splits-d880c4924f2b/tests/test_herdr.lua b/dot_config/herdr/plugins/github/herdr-splits-d880c4924f2b/tests/test_herdr.lua
new file mode 100644
index 0000000..aecd3e0
--- /dev/null
+++ b/dot_config/herdr/plugins/github/herdr-splits-d880c4924f2b/tests/test_herdr.lua
@@ -0,0 +1,267 @@
+local T
+local expect = MiniTest.expect
+local child = MiniTest.new_child_neovim()
+
+local source = debug.getinfo(1, 'S').source
+local root = vim.fn.fnamemodify(source:sub(2), ':p:h:h')
+
+T = MiniTest.new_set({
+  hooks = {
+    pre_case = function()
+      child.restart({ '--noplugin', '-u', 'NONE', '-i', 'NONE' })
+      child.cmd('set runtimepath^=' .. vim.fn.fnameescape(root))
+    end,
+    post_case = function()
+      child.stop()
+    end,
+  },
+})
+
+T['resolves the binary and requires a complete session environment'] = function()
+  local result = child.lua_func(function()
+    local config = require('herdr-splits.config')
+    local herdr = require('herdr-splits.herdr')
+
+    vim.env.HERDR_BIN_PATH = '/env/herdr'
+    config.herdr_bin = nil
+    local from_env = herdr.herdr_bin()
+    config.herdr_bin = '/config/herdr'
+    local from_config = herdr.herdr_bin()
+    config.herdr_bin = nil
+    vim.env.HERDR_BIN_PATH = nil
+    local fallback = herdr.herdr_bin()
+
+    vim.env.HERDR_ENV = nil
+    vim.env.HERDR_PANE_ID = nil
+    local absent = { herdr.is_in_session(), herdr.current_pane_id() or '<nil>' }
+    vim.env.HERDR_ENV = '1'
+    vim.env.HERDR_PANE_ID = ''
+    local empty = { herdr.is_in_session(), herdr.current_pane_id() or '<nil>' }
+    vim.env.HERDR_PANE_ID = 'pane-7'
+    local present = { herdr.is_in_session(), herdr.current_pane_id() }
+
+    return {
+      binaries = { from_env, from_config, fallback },
+      absent = absent,
+      empty = empty,
+      present = present,
+    }
+  end)
+
+  expect.equality(result, {
+    binaries = { '/env/herdr', '/config/herdr', 'herdr' },
+    absent = { false, '<nil>' },
+    empty = { false, '<nil>' },
+    present = { true, 'pane-7' },
+  })
+end
+
+T['parses edge responses and rejects invalid command output'] = function()
+  local result = child.lua_func(function()
+    vim.env.HERDR_ENV = '1'
+    vim.env.HERDR_PANE_ID = 'pane-7'
+    local config = require('herdr-splits.config')
+    config.herdr_bin = '/fake/herdr'
+
+    local queue = {
+      { stdout = vim.json.encode({ result = { edges = { left = true } } }), stderr = '', code = 0 },
+      { stdout = vim.json.encode({ result = { edges = { left = false } } }), stderr = '', code = 0 },
+      { stdout = '{bad', stderr = '', code = 0 },
+      { stdout = '', stderr = '', code = 0 },
+      { stdout = vim.json.encode({ result = {} }), stderr = '', code = 0 },
+      { stdout = '{}', stderr = 'failed', code = 2 },
+      { stdout = vim.json.encode({ result = { edges = {} } }), stderr = '', code = 0 },
+      { stdout = '{"result":{"edges":{"left":null}}}', stderr = '', code = 0 },
+      { stdout = vim.json.encode({ result = { edges = { left = 'yes' } } }), stderr = '', code = 0 },
+    }
+    local calls = {}
+    vim.system = function(argv, opts)
+      calls[#calls + 1] = { argv = vim.deepcopy(argv), opts = vim.deepcopy(opts) }
+      local item = table.remove(queue, 1)
+      return { wait = function() return item end }
+    end
+
+    package.loaded['herdr-splits.herdr'] = nil
+    local herdr = require('herdr-splits.herdr')
+    local values = {}
+    for i = 1, 9 do
+      local value = herdr.current_pane_at_edge('left')
+      values[i] = value == nil and '<nil>' or value
+    end
+    return { values = values, calls = calls }
+  end)
+
+  expect.equality(result.values, {
+    true, false, '<nil>', '<nil>', '<nil>', '<nil>', '<nil>', '<nil>', '<nil>',
+  })
+  expect.equality(#result.calls, 9)
+  for _, call in ipairs(result.calls) do
+    expect.equality(call, {
+      argv = { '/fake/herdr', 'pane', 'edges', '--current' },
+      opts = { text = true },
+    })
+  end
+end
+
+T['parses zoom responses and rejects invalid command output'] = function()
+  local result = child.lua_func(function()
+    vim.env.HERDR_ENV = '1'
+    vim.env.HERDR_PANE_ID = 'pane-7'
+    local queue = {
+      { stdout = vim.json.encode({ result = { layout = { zoomed = true } } }), stderr = '', code = 0 },
+      { stdout = vim.json.encode({ result = { layout = { zoomed = false } } }), stderr = '', code = 0 },
+      { stdout = '{bad', stderr = '', code = 0 },
+      { stdout = vim.json.encode({ result = {} }), stderr = '', code = 0 },
+      { stdout = '{}', stderr = '', code = 1 },
+      { stdout = vim.json.encode({ result = { layout = {} } }), stderr = '', code = 0 },
+      { stdout = '{"result":{"layout":{"zoomed":null}}}', stderr = '', code = 0 },
+      { stdout = vim.json.encode({ result = { layout = { zoomed = 1 } } }), stderr = '', code = 0 },
+    }
+    local calls = {}
+    vim.system = function(argv, opts)
+      calls[#calls + 1] = { argv = vim.deepcopy(argv), opts = vim.deepcopy(opts) }
+      local item = table.remove(queue, 1)
+      return { wait = function() return item end }
+    end
+
+    package.loaded['herdr-splits.herdr'] = nil
+    local herdr = require('herdr-splits.herdr')
+    local values = {}
+    for i = 1, 8 do
+      local value = herdr.current_pane_is_zoomed()
+      values[i] = value == nil and '<nil>' or value
+    end
+    return { values = values, calls = calls }
+  end)
+
+  expect.equality(result.values, {
+    true, false, '<nil>', '<nil>', '<nil>', '<nil>', '<nil>', '<nil>',
+  })
+  expect.equality(#result.calls, 8)
+  for _, call in ipairs(result.calls) do
+    expect.equality(call.argv, { 'herdr', 'pane', 'layout', '--current' })
+    expect.equality(call.opts, { text = true })
+  end
+end
+
+T['rejects JSON null for pane queries'] = function()
+  local result = child.lua_func(function()
+    vim.env.HERDR_ENV = '1'
+    vim.env.HERDR_PANE_ID = 'pane-7'
+    local queue = {
+      'null',
+      '{"result":null}',
+      '{"result":{"edges":null}}',
+      'null',
+      '{"result":null}',
+      '{"result":{"layout":null}}',
+    }
+    vim.system = function()
+      local stdout = table.remove(queue, 1)
+      return {
+        wait = function()
+          return { stdout = stdout, stderr = '', code = 0 }
+        end,
+      }
+    end
+
+    package.loaded['herdr-splits.herdr'] = nil
+    local herdr = require('herdr-splits.herdr')
+    local values = {}
+    for _ = 1, 3 do
+      local ok, value = pcall(herdr.current_pane_at_edge, 'left')
+      values[#values + 1] = { ok, value == nil and '<nil>' or value }
+    end
+    for _ = 1, 3 do
+      local ok, value = pcall(herdr.current_pane_is_zoomed)
+      values[#values + 1] = { ok, value == nil and '<nil>' or value }
+    end
+    return values
+  end)
+
+  expect.equality(result, {
+    { true, '<nil>' },
+    { true, '<nil>' },
+    { true, '<nil>' },
+    { true, '<nil>' },
+    { true, '<nil>' },
+    { true, '<nil>' },
+  })
+end
+
+T['focus and unzoom use exact commands and report exit status'] = function()
+  local result = child.lua_func(function()
+    vim.env.HERDR_ENV = '1'
+    vim.env.HERDR_PANE_ID = 'pane-7'
+    local queue = {
+      { stdout = '', stderr = '', code = 0 },
+      { stdout = '', stderr = 'no neighbor', code = 1 },
+      { stdout = '', stderr = '', code = 0 },
+      { stdout = '', stderr = 'failed', code = 1 },
+    }
+    local calls = {}
+    vim.system = function(argv, opts)
+      calls[#calls + 1] = { argv = vim.deepcopy(argv), opts = vim.deepcopy(opts) }
+      local item = table.remove(queue, 1)
+      return { wait = function() return item end }
+    end
+
+    package.loaded['herdr-splits.herdr'] = nil
+    local herdr = require('herdr-splits.herdr')
+    return {
+      values = {
+        herdr.focus_pane('right'),
+        herdr.focus_pane('left'),
+        herdr.unzoom(),
+        herdr.unzoom(),
+      },
+      calls = calls,
+    }
+  end)
+
+  expect.equality(result.values, { true, false, true, false })
+  expect.equality(result.calls, {
+    { argv = { 'herdr', 'pane', 'focus', '--direction', 'right', '--current' }, opts = { text = true } },
+    { argv = { 'herdr', 'pane', 'focus', '--direction', 'left', '--current' }, opts = { text = true } },
+    { argv = { 'herdr', 'pane', 'zoom', '--off', '--current' }, opts = { text = true } },
+    { argv = { 'herdr', 'pane', 'zoom', '--off', '--current' }, opts = { text = true } },
+  })
+end
+
+T['resize formats ratios and reports exit status'] = function()
+  local result = child.lua_func(function()
+    vim.env.HERDR_ENV = '1'
+    vim.env.HERDR_PANE_ID = 'pane-7'
+    local queue = {
+      { stdout = '', stderr = '', code = 0 },
+      { stdout = '', stderr = 'failed', code = 1 },
+    }
+    local calls = {}
+    vim.system = function(argv, opts)
+      calls[#calls + 1] = { argv = vim.deepcopy(argv), opts = vim.deepcopy(opts) }
+      local item = table.remove(queue, 1)
+      return { wait = function() return item end }
+    end
+
+    package.loaded['herdr-splits.herdr'] = nil
+    local herdr = require('herdr-splits.herdr')
+    return {
+      values = { herdr.resize_pane('down', 0.03), herdr.resize_pane('left', 1 / 3) },
+      calls = calls,
+    }
+  end)
+
+  expect.equality(result.values, { true, false })
+  expect.equality(result.calls, {
+    {
+      argv = { 'herdr', 'pane', 'resize', '--direction', 'down', '--amount', '0.0300', '--current' },
+      opts = { text = true },
+    },
+    {
+      argv = { 'herdr', 'pane', 'resize', '--direction', 'left', '--amount', '0.3333', '--current' },
+      opts = { text = true },
+    },
+  })
+end
+
+return T