diff --git a/tests/commands/db/export.test.ts b/tests/commands/db/export.test.ts
new file mode 100644
index 00000000..babcce00
--- /dev/null
+++ b/tests/commands/db/export.test.ts
@@ -0,0 +1,38 @@
+import { execSync } from 'child_process'
+import * as fs from 'fs-extra'
+import os from 'os'
+
+beforeEach(() => {
+  fs.emptyDirSync('tests/__data__/output')
+})
+
+describe('db:export', () => {
+  let ENV_VAR = 'DATA_DIR=tests/__data__/input/db/export/data API_DIR=tests/__data__/output/api'
+  if (os.platform() === 'win32') {
+    ENV_VAR =
+      'SET "DATA_DIR=tests/__data__/input/db/export/data" && SET "API_DIR=tests/__data__/output/api" &&'
+  }
+
+  it('can export data as json', () => {
+    const cmd = `${ENV_VAR} npm run db:export`
+    const stdout = execSync(cmd, { encoding: 'utf8' })
+    if (process.env.DEBUG === 'true') console.log(cmd, stdout)
+
+    expect(content('output/api/blocklist.json')).toEqual(
+      content('expected/db/export/api/blocklist.json')
+    )
+    expect(content('output/api/channels.json')).toEqual(
+      content('expected/db/export/api/channels.json')
+    )
+    expect(content('output/api/timezones.json')).toEqual(
+      content('expected/db/export/api/timezones.json')
+    )
+    expect(content('output/api/feeds.json')).toEqual(content('expected/db/export/api/feeds.json'))
+  })
+})
+
+function content(filepath: string) {
+  return fs.readFileSync(`tests/__data__/${filepath}`, {
+    encoding: 'utf8'
+  })
+}
diff --git a/tests/commands/db/update.test.ts b/tests/commands/db/update.test.ts
new file mode 100644
index 00000000..d048f290
--- /dev/null
+++ b/tests/commands/db/update.test.ts
@@ -0,0 +1,38 @@
+import { execSync } from 'child_process'
+import * as fs from 'fs-extra'
+import os from 'os'
+
+beforeEach(() => {
+  fs.emptyDirSync('tests/__data__/output')
+  fs.copySync('tests/__data__/input/db/update/data', 'tests/__data__/output/data')
+})
+
+describe('db:update', () => {
+  let ENV_VAR = 'DATA_DIR=tests/__data__/output/data'
+  if (os.platform() === 'win32') {
+    ENV_VAR = 'SET "DATA_DIR=tests/__data__/output/data" &&'
+  }
+
+  it('can update db with data from issues', () => {
+    const cmd = `${ENV_VAR} npm run db:update --silent`
+    const stdout = execSync(cmd, { encoding: 'utf8' })
+    if (process.env.DEBUG === 'true') console.log(cmd, stdout)
+
+    expect(content('output/data/blocklist.csv')).toEqual(
+      content('expected/db/update/data/blocklist.csv')
+    )
+    expect(content('output/data/channels.csv')).toEqual(
+      content('expected/db/update/data/channels.csv')
+    )
+    expect(content('output/data/feeds.csv')).toEqual(content('expected/db/update/data/feeds.csv'))
+    expect(stdout).toEqual(
+      'OUTPUT=closes #6871, closes #5871, closes #7901, closes #17612, closes #5901, closes #5902, closes #5903, closes #5701, closes #8900, closes #5900, closes #5899, closes #5898, closes #5897, closes #5891'
+    )
+  })
+})
+
+function content(filepath: string) {
+  return fs.readFileSync(`tests/__data__/${filepath}`, {
+    encoding: 'utf8'
+  })
+}
diff --git a/tests/commands/db/validate.test.ts b/tests/commands/db/validate.test.ts
new file mode 100644
index 00000000..8ad5ca98
--- /dev/null
+++ b/tests/commands/db/validate.test.ts
@@ -0,0 +1,122 @@
+import { execSync } from 'child_process'
+import os from 'os'
+
+type ExecError = {
+  status: number
+  stdout: string
+}
+
+describe('db:validate', () => {
+  it('shows an error if the number of columns in a row is incorrect', () => {
+    let ENV_VAR = 'DATA_DIR=tests/__data__/input/db/validate/wrong_num_cols'
+    if (os.platform() === 'win32') {
+      ENV_VAR = 'SET "DATA_DIR=tests/__data__/input/db/validate/wrong_num_cols" &&'
+    }
+    const cmd = `${ENV_VAR} npm run db:validate`
+    try {
+      const stdout = execSync(cmd, { encoding: 'utf8' })
+      if (process.env.DEBUG === 'true') console.log(cmd, stdout)
+      process.exit(1)
+    } catch (error) {
+      if (process.env.DEBUG === 'true') console.log(cmd, (error as ExecError).stdout)
+      expect((error as ExecError).status).toBe(1)
+      expect((error as ExecError).stdout).toContain('row has the wrong number of columns')
+    }
+  })
+
+  it('shows an error if one of the lines ends with an invalid character', () => {
+    let ENV_VAR = 'DATA_DIR=tests/__data__/input/db/validate/invalid_line_ending'
+    if (os.platform() === 'win32') {
+      ENV_VAR = 'SET "DATA_DIR=tests/__data__/input/db/validate/invalid_line_ending" &&'
+    }
+    const cmd = `${ENV_VAR} npm run db:validate`
+    try {
+      const stdout = execSync(cmd, { encoding: 'utf8' })
+      if (process.env.DEBUG === 'true') console.log(cmd, stdout)
+      process.exit(1)
+    } catch (error) {
+      if (process.env.DEBUG === 'true') console.log(cmd, (error as ExecError).stdout)
+      expect((error as ExecError).status).toBe(1)
+      expect((error as ExecError).stdout).toContain(
+        'row has the wrong line ending character, should be CRLF'
+      )
+    }
+  })
+
+  it('shows an error if there are duplicates in the file', () => {
+    let ENV_VAR = 'DATA_DIR=tests/__data__/input/db/validate/duplicate'
+    if (os.platform() === 'win32') {
+      ENV_VAR = 'SET "DATA_DIR=tests/__data__/input/db/validate/duplicate" &&'
+    }
+    const cmd = `${ENV_VAR} npm run db:validate`
+    try {
+      const stdout = execSync(cmd, { encoding: 'utf8' })
+      if (process.env.DEBUG === 'true') console.log(cmd, stdout)
+      process.exit(1)
+    } catch (error) {
+      if (process.env.DEBUG === 'true') console.log(cmd, (error as ExecError).stdout)
+      expect((error as ExecError).status).toBe(1)
+      expect((error as ExecError).stdout).toContain('category with id "aaa" already exists')
+      expect((error as ExecError).stdout).toContain(
+        'blocklist record with channel "002RadioTV.do" and ref "https://en.wikipedia.org/wiki/Lemurs_of_Madagascar_(book)" already exists'
+      )
+      expect((error as ExecError).stdout).toContain(
+        'feed with channel "002RadioTV.do" and id "SD" already exists'
+      )
+      expect((error as ExecError).stdout).toContain('3 error(s)')
+    }
+  })
+
+  it('shows an error if the data contains an error', () => {
+    let ENV_VAR = 'DATA_DIR=tests/__data__/input/db/validate/invalid_value'
+    if (os.platform() === 'win32') {
+      ENV_VAR = 'SET "DATA_DIR=tests/__data__/input/db/validate/invalid_value" &&'
+    }
+    const cmd = `${ENV_VAR} npm run db:validate`
+    try {
+      const stdout = execSync(cmd, { encoding: 'utf8' })
+      if (process.env.DEBUG === 'true') console.log(cmd, stdout)
+      process.exit(1)
+    } catch (error) {
+      if (process.env.DEBUG === 'true') console.log(cmd, (error as ExecError).stdout)
+      expect((error as ExecError).status).toBe(1)
+      expect((error as ExecError).stdout).toContain('"aaa.us" is missing from the channels.csv')
+      expect((error as ExecError).stdout).toContain(
+        '"002RadioTV.do" has an invalid replaced_by "002RadioTV.do@4K"'
+      )
+      expect((error as ExecError).stdout).toContain('"24B.do" does not have a main feed')
+      expect((error as ExecError).stdout).toContain(
+        '002RadioTV.do: "website" must be a valid uri with a scheme matching the http|https pattern'
+      )
+      expect((error as ExecError).stdout).toContain(
+        '"002RadioTV.do" has an more than one main feed'
+      )
+      expect((error as ExecError).stdout).toContain('"0TV.dk@SD" has the wrong channel "0TV.dk"')
+      expect((error as ExecError).stdout).toContain(
+        '"0TV.dk@SD" has the wrong broadcast_area "c/BE"'
+      )
+      expect((error as ExecError).stdout).toContain(
+        '"0TV.dk@SD" has the wrong timezones "Europe/Copenhagen"'
+      )
+      expect((error as ExecError).stdout).toContain(
+        '0TV.dk@SD: "video_format" with value "576I" fails to match the required pattern'
+      )
+      expect((error as ExecError).stdout).toContain('10 error(s)')
+    }
+  })
+
+  it('does not show an error if all data are correct', () => {
+    let ENV_VAR = 'DATA_DIR=tests/__data__/input/db/validate/valid_data'
+    if (os.platform() === 'win32') {
+      ENV_VAR = 'SET "DATA_DIR=tests/__data__/input/db/validate/valid_data" &&'
+    }
+    const cmd = `${ENV_VAR} npm run db:validate`
+    try {
+      const stdout = execSync(cmd, { encoding: 'utf8' })
+      if (process.env.DEBUG === 'true') console.log(cmd, stdout)
+    } catch (error) {
+      if (process.env.DEBUG === 'true') console.log(cmd, (error as ExecError).stdout)
+      process.exit(1)
+    }
+  })
+})
diff --git a/tests/db/export.test.ts b/tests/db/export.test.ts
deleted file mode 100644
index f7534dcd..00000000
--- a/tests/db/export.test.ts
+++ /dev/null
@@ -1,26 +0,0 @@
-import { execSync } from 'child_process'
-import * as fs from 'fs-extra'
-
-beforeEach(() => {
-  fs.emptyDirSync('tests/__data__/output')
-})
-
-it('can export data as json', () => {
-  execSync(
-    'DATA_DIR=tests/__data__/input/export/data API_DIR=tests/__data__/output/api npm run db:export',
-    {
-      encoding: 'utf8'
-    }
-  )
-
-  expect(content('output/api/blocklist.json')).toEqual(content('expected/api/blocklist.json'))
-  expect(content('output/api/channels.json')).toEqual(content('expected/api/channels.json'))
-  expect(content('output/api/timezones.json')).toEqual(content('expected/api/timezones.json'))
-  expect(content('output/api/feeds.json')).toEqual(content('expected/api/feeds.json'))
-})
-
-function content(filepath: string) {
-  return fs.readFileSync(`tests/__data__/${filepath}`, {
-    encoding: 'utf8'
-  })
-}
diff --git a/tests/db/update.test.ts b/tests/db/update.test.ts
deleted file mode 100644
index 94394166..00000000
--- a/tests/db/update.test.ts
+++ /dev/null
@@ -1,26 +0,0 @@
-import { execSync } from 'child_process'
-import * as fs from 'fs-extra'
-
-beforeEach(() => {
-  fs.emptyDirSync('tests/__data__/output')
-  fs.copySync('tests/__data__/input/update/data', 'tests/__data__/output/data')
-})
-
-it('can update db with data from issues', () => {
-  const stdout = execSync('DATA_DIR=tests/__data__/output/data npm run db:update --silent', {
-    encoding: 'utf8'
-  })
-
-  expect(content('output/data/blocklist.csv')).toEqual(content('expected/data/blocklist.csv'))
-  expect(content('output/data/channels.csv')).toEqual(content('expected/data/channels.csv'))
-  expect(content('output/data/feeds.csv')).toEqual(content('expected/data/feeds.csv'))
-  expect(stdout).toEqual(
-    'OUTPUT=closes #6871, closes #5871, closes #7901, closes #5901, closes #5902, closes #5903, closes #5701, closes #8900, closes #5900, closes #5899, closes #5898, closes #5897, closes #5891'
-  )
-})
-
-function content(filepath: string) {
-  return fs.readFileSync(`tests/__data__/${filepath}`, {
-    encoding: 'utf8'
-  })
-}
diff --git a/tests/db/validate.test.ts b/tests/db/validate.test.ts
deleted file mode 100644
index a952be02..00000000
--- a/tests/db/validate.test.ts
+++ /dev/null
@@ -1,98 +0,0 @@
-import { execSync } from 'child_process'
-
-type ExecError = {
-  status: number
-  stdout: string
-}
-
-describe('db:validate', () => {
-  it('shows an error if the number of columns in a row is incorrect', () => {
-    try {
-      execSync('DATA_DIR=tests/__data__/input/validate/wrong_num_cols npm run db:validate', {
-        encoding: 'utf8'
-      })
-      process.exit(1)
-    } catch (error) {
-      expect((error as ExecError).status).toBe(1)
-      expect((error as ExecError).stdout).toContain(
-        'Error: row 2 has the wrong number of columns (categories.csv)'
-      )
-    }
-  })
-
-  it('shows an error if one of the lines ends with an invalid character', () => {
-    try {
-      execSync('DATA_DIR=tests/__data__/input/validate/invalid_line_ending npm run db:validate', {
-        encoding: 'utf8'
-      })
-      process.exit(1)
-    } catch (error) {
-      expect((error as ExecError).status).toBe(1)
-      expect((error as ExecError).stdout).toContain(
-        'Error: row 1 has the wrong line ending character, should be CRLF (categories.csv)'
-      )
-    }
-  })
-
-  it('shows an error if there are duplicates in the file', () => {
-    try {
-      execSync('DATA_DIR=tests/__data__/input/validate/duplicate npm run db:validate', {
-        encoding: 'utf8'
-      })
-      process.exit(1)
-    } catch (error) {
-      expect((error as ExecError).status).toBe(1)
-      expect((error as ExecError).stdout).toContain('entry with the id "aaa" already exists')
-      expect((error as ExecError).stdout).toContain(
-        'entry with the channel "002RadioTV.do" and ref "eee" already exists'
-      )
-      expect((error as ExecError).stdout).toContain(
-        'entry with the channel "002RadioTV.do" and id "SD" already exists'
-      )
-    }
-  })
-
-  it('shows an error if the data contains an error', () => {
-    try {
-      execSync('DATA_DIR=tests/__data__/input/validate/invalid_value npm run db:validate', {
-        encoding: 'utf8'
-      })
-      process.exit(1)
-    } catch (error) {
-      expect((error as ExecError).status).toBe(1)
-      expect((error as ExecError).stdout).toContain('"aaa.us" is missing in the channels.csv')
-      expect((error as ExecError).stdout).toContain(
-        '"002RadioTV.do" has an invalid replaced_by "002RadioTV.do@4K"'
-      )
-      expect((error as ExecError).stdout).toContain(
-        '"10Channel.do" channel does not have a main feed'
-      )
-      expect((error as ExecError).stdout).toContain('"24B.do" channel does not have a main feed')
-      expect((error as ExecError).stdout).toContain(
-        '002RadioTV.do: "website" must be a valid uri with a scheme matching the http|https pattern'
-      )
-      expect((error as ExecError).stdout).toContain(
-        'entry with the channel "002RadioTV.do" and is_main "true" already exists'
-      )
-      expect((error as ExecError).stdout).toContain('"0TV.dk" is missing in the channels.csv')
-      expect((error as ExecError).stdout).toContain(
-        '"0TV.dk@SD" has the wrong timezone "Europe/Copenhagen"'
-      )
-      expect((error as ExecError).stdout).toContain(
-        'SD: "video_format" with value "576I" fails to match the required pattern'
-      )
-      expect((error as ExecError).stdout).toContain('9 error(s)')
-    }
-  })
-
-  it('does not show an error if all data are correct', () => {
-    try {
-      execSync('DATA_DIR=tests/__data__/input/validate/valid_data npm run db:validate', {
-        encoding: 'utf8'
-      })
-    } catch (error) {
-      console.log((error as ExecError).stdout)
-      process.exit(1)
-    }
-  })
-})